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[7968] remove empty_spaces_before_argument element from main tree


From: gavinsmith0123
Subject: [7968] remove empty_spaces_before_argument element from main tree
Date: Sun, 24 Sep 2017 15:59:06 -0400 (EDT)

Revision: 7968
          http://svn.sv.gnu.org/viewvc/?view=rev&root=texinfo&revision=7968
Author:   gavin
Date:     2017-09-24 15:59:05 -0400 (Sun, 24 Sep 2017)
Log Message:
-----------
remove empty_spaces_before_argument element from main tree

Modified Paths:
--------------
    trunk/ChangeLog
    trunk/tp/Texinfo/Convert/Converter.pm
    trunk/tp/Texinfo/Convert/Texinfo.pm
    trunk/tp/Texinfo/Convert/TexinfoXML.pm
    trunk/tp/Texinfo/Parser.pm
    trunk/tp/t/results/converters_tests/at_commands_in_refs.pl
    trunk/tp/t/results/converters_tests/at_commands_in_refs_latin1.pl
    trunk/tp/t/results/converters_tests/at_commands_in_refs_utf8.pl
    trunk/tp/t/results/converters_tests/inline.pl
    trunk/tp/t/results/converters_tests/inline_expand_tex.pl
    trunk/tp/t/results/converters_tests/inlinefmtifelse.pl
    trunk/tp/t/results/converters_tests/inlineifsetifclear.pl
    trunk/tp/t/results/converters_tests/ref_error_formatting.pl
    trunk/tp/t/results/converters_tests/ref_in_sectioning.pl
    trunk/tp/t/results/converters_tests/refs_formatting.pl
    trunk/tp/t/results/converters_tests/things_before_setfilename.pl
    trunk/tp/t/results/converters_tests/things_before_setfilename_no_element.pl
    trunk/tp/t/results/converters_tests/top_in_ref.pl
    trunk/tp/t/results/converters_tests/top_in_ref_keep_top.pl
    trunk/tp/t/results/coverage/block_commands.pl
    trunk/tp/t/results/coverage/commands.pl
    trunk/tp/t/results/coverage/def.pl
    trunk/tp/t/results/coverage/math.pl
    trunk/tp/t/results/coverage/punctuation_in_line_commands.pl
    trunk/tp/t/results/coverage_braces/abbr_acronym.pl
    trunk/tp/t/results/coverage_braces/empty_images.pl
    trunk/tp/t/results/coverage_braces/empty_ref.pl
    trunk/tp/t/results/coverage_braces/empty_second_email_argument.pl
    trunk/tp/t/results/coverage_braces/footnote_ending_on_empty_line.pl
    trunk/tp/t/results/coverage_braces/footnote_not_closed.pl
    trunk/tp/t/results/coverage_braces/form_feed_in_brace_commands.pl
    trunk/tp/t/results/coverage_braces/heading_in_footnote.pl
    trunk/tp/t/results/coverage_braces/inforef_too_much_args.pl
    trunk/tp/t/results/coverage_braces/nested_args.pl
    trunk/tp/t/results/coverage_braces/nested_in_sc.pl
    trunk/tp/t/results/coverage_braces/recursive_acronym.pl
    trunk/tp/t/results/coverage_braces/ref_empty_node.pl
    trunk/tp/t/results/coverage_braces/space_in_anchor.pl
    trunk/tp/t/results/coverage_braces/space_in_footnote.pl
    trunk/tp/t/results/coverage_braces/space_in_image.pl
    trunk/tp/t/results/coverage_braces/test_image.pl
    trunk/tp/t/results/coverage_braces/too_much_args.pl
    trunk/tp/t/results/coverage_braces/uref_in_ref.pl
    trunk/tp/t/results/coverage_braces/verb_in_xref.pl
    trunk/tp/t/results/def/empty_def_arguments.pl
    trunk/tp/t/results/def/end_of_lines_protected_in_footnote.pl
    trunk/tp/t/results/def/inter_item_commands_in_def.pl
    trunk/tp/t/results/def/inter_item_commands_in_def_in_example.pl
    trunk/tp/t/results/def/leading_space_in_def_arg.pl
    trunk/tp/t/results/def/space_in_def_for_index.pl
    trunk/tp/t/results/def/wrong_braces_simple.pl
    trunk/tp/t/results/def/wrong_braces_with_end_of_lines.pl
    trunk/tp/t/results/float/anchor_in_caption.pl
    trunk/tp/t/results/float/cindex_in_caption.pl
    trunk/tp/t/results/float/comment_space_comand_in_float.pl
    trunk/tp/t/results/float/complex_float.pl
    trunk/tp/t/results/float/empty_listoffloats_with_floats.pl
    trunk/tp/t/results/float/float_copying.pl
    trunk/tp/t/results/float/float_with_at_commands.pl
    trunk/tp/t/results/float/footnote_in_caption.pl
    trunk/tp/t/results/float/footnote_in_caption_and_error.pl
    trunk/tp/t/results/float/numbering_captions_listoffloats.pl
    trunk/tp/t/results/float/ref_to_float.pl
    trunk/tp/t/results/float/simple.pl
    trunk/tp/t/results/html_tests/check_htmlxref.pl
    trunk/tp/t/results/html_tests/commands_in_abbr.pl
    trunk/tp/t/results/indices/empty_index_entry.pl
    trunk/tp/t/results/indices/printindex_index_entry_in_copying_in_footnote.pl
    trunk/tp/t/results/info_tests/error_in_footnote.pl
    trunk/tp/t/results/info_tests/float_long_captions.pl
    trunk/tp/t/results/info_tests/invalid_node_name_no_warning.pl
    trunk/tp/t/results/info_tests/invalid_node_name_warning.pl
    trunk/tp/t/results/info_tests/multiline_image_and_align.pl
    trunk/tp/t/results/info_tests/pxref_test.pl
    trunk/tp/t/results/info_tests/ref_tests.pl
    trunk/tp/t/results/info_tests/xref_test.pl
    trunk/tp/t/results/invalid_nestings/float_in_style_command.pl
    trunk/tp/t/results/invalid_nestings/footnote_in_ref.pl
    trunk/tp/t/results/invalid_nestings/ignore_in_xref.pl
    trunk/tp/t/results/invalid_nestings/in_errormsg.pl
    trunk/tp/t/results/invalid_nestings/in_table.pl
    trunk/tp/t/results/invalid_nestings/item_in_ref.pl
    trunk/tp/t/results/invalid_nestings/node_on_index_entry_line.pl
    trunk/tp/t/results/invalid_nestings/on_node_line.pl
    trunk/tp/t/results/invalid_nestings/quotation_in_ref.pl
    trunk/tp/t/results/invalid_nestings/section_in_footnote.pl
    trunk/tp/t/results/invalid_nestings/section_in_math.pl
    trunk/tp/t/results/invalid_nestings/verbatim_in_ref.pl
    trunk/tp/t/results/menu/inlineraw_in_menu_description.pl
    trunk/tp/t/results/misc_commands/comment_space_command_on_line.pl
    trunk/tp/t/results/misc_commands/ref_in_center.pl
    trunk/tp/t/results/paragraph/commands_in_flushright.pl
    trunk/tp/t/results/plaintext_tests/at_commands_glued_in_example.pl
    trunk/tp/t/results/plaintext_tests/at_commands_glued_in_paragraph.pl
    trunk/tp/t/results/plaintext_tests/lone_braces_in_inlineraw.pl
    trunk/tp/t/results/plaintext_tests/punctuation_abbr_acronym.pl
    trunk/tp/t/results/plaintext_tests/quote_node_names.pl
    trunk/tp/t/results/raw/inline_in_example.pl
    trunk/tp/t/results/raw/inline_missing_first_arg.pl
    trunk/tp/t/results/raw/inlinefmt.pl
    trunk/tp/t/results/raw/inlinefmt_with_empty_line.pl
    trunk/tp/t/results/raw/inlineraw.pl
    trunk/tp/t/results/raw/inlineraw_with_empty_line.pl
    trunk/tp/t/results/regions/anchor_in_copying_in_footnote.pl
    trunk/tp/t/results/sectioning/a_comma_after_node.pl
    trunk/tp/t/results/sectioning/character_and_spaces_in_node.pl
    trunk/tp/t/results/sectioning/character_and_spaces_in_refs.pl
    trunk/tp/t/results/sectioning/character_and_spaces_in_refs_out.pl
    trunk/tp/t/results/sectioning/complex.pl
    trunk/tp/t/results/sectioning/complex_split_at_node.pl
    trunk/tp/t/results/sectioning/double_node_anchor_float.pl
    trunk/tp/t/results/sectioning/double_top.pl
    trunk/tp/t/results/sectioning/double_top_in_menu.pl
    trunk/tp/t/results/sectioning/email_in_node.pl
    trunk/tp/t/results/sectioning/empty_anchor.pl
    trunk/tp/t/results/sectioning/empty_node.pl
    trunk/tp/t/results/sectioning/empty_ref_arg.pl
    trunk/tp/t/results/sectioning/equivalent_labels.pl
    trunk/tp/t/results/sectioning/equivalent_nodes.pl
    trunk/tp/t/results/sectioning/explicit_node_directions.pl
    trunk/tp/t/results/sectioning/more_sections_than_nodes.pl
    trunk/tp/t/results/sectioning/next_no_prev_to_node.pl
    trunk/tp/t/results/sectioning/no_element.pl
    trunk/tp/t/results/sectioning/node.pl
    trunk/tp/t/results/sectioning/node_empty_direction.pl
    trunk/tp/t/results/sectioning/node_too_much_args.pl
    trunk/tp/t/results/sectioning/node_up_external_node.pl
    trunk/tp/t/results/sectioning/nodes_after_top_before_chapter_nodes.pl
    trunk/tp/t/results/sectioning/nodes_after_top_before_chapter_sections.pl
    trunk/tp/t/results/sectioning/nodes_after_top_before_section_nodes.pl
    trunk/tp/t/results/sectioning/nodes_after_top_before_section_sections.pl
    trunk/tp/t/results/sectioning/nodes_before_top.pl
    trunk/tp/t/results/sectioning/non_automatic_internal_top_node_up.pl
    trunk/tp/t/results/sectioning/non_automatic_top_node_up_and_url.pl
    trunk/tp/t/results/sectioning/non_automatic_top_node_up_url.pl
    trunk/tp/t/results/sectioning/novalidate.pl
    trunk/tp/t/results/sectioning/part_node_before_top.pl
    trunk/tp/t/results/sectioning/part_node_chapter_after_top.pl
    trunk/tp/t/results/sectioning/placed_things_before_element.pl
    trunk/tp/t/results/sectioning/placed_things_before_node.pl
    trunk/tp/t/results/sectioning/semi_auto.pl
    trunk/tp/t/results/sectioning/two_nodes_at_the_end.pl
    trunk/tp/t/results/sectioning/two_nodes_between_chapters.pl
    trunk/tp/t/results/value/value_in_node.pl
    trunk/tp/t/results/value/value_node_directions.pl
    trunk/tp/t/results/xml_tests/brace_commands_spaces_end_of_lines.pl
    trunk/tp/t/results/xml_tests/commands_and_spaces.pl
    trunk/tp/t/results/xml_tests/image_inline_or_not.pl
    trunk/tp/t/test_tree_copy.t

Modified: trunk/ChangeLog
===================================================================
--- trunk/ChangeLog     2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/ChangeLog     2017-09-24 19:59:05 UTC (rev 7968)
@@ -1,5 +1,37 @@
+
 2017-09-24  Gavin Smith  <address@hidden>
 
+       * tp/Texinfo/Parser.pm (_abort_empty_line): Remove
+       'empty_spaces_before_argument' element from main tree.
+       (import): Temporarily disable XS overrides.
+       (_parse_texi) <new line>: Remove an 
+       'empty_spaces_before_argument' element.
+       Otherwise it will not be removed in '_abort_empty_line' because 
+       a 'new_line' element is in the way.
+       Do not call '_abort_empty_line' for a continuation with @ inside
+       a def command, as this leads to an 'empty_spaces_before_argument'
+       element being removed when it was not before.
+       (close_current) <bracketed>: Remove an 
+       'empty_spaces_before_argument' element.  This happens for some 
+       cases of malformed input.
+
+       * tp/Texinfo/Convert/Texinfo.pm (convert, _expand_cmd_args_to_texi):
+       Check for a 'spaces_before_argument' extra value, and output the 
+       spaces in it.
+       * tp/Texinfo/Convert/TexinfoXML.pm (_leading_trailing_spaces_arg):
+       Call _leading_spaces_before_argument to check for 
+       'spaces_before_argument' extra value.
+       
+       * tp/t/test_tree_copy.t: Disable all tests, temporarily.
+       * tp/Texinfo/Convert/Converter.pm
+       (_collect_leading_trailing_spaces_arg): Check for 
+       'spaces_before_argument' extra value.
+
+       The effect of this change is to make the parse tree less cyclic,
+       which should make it easier to understand.
+
+2017-09-24  Gavin Smith  <address@hidden>
+
        * tp/Texinfo/Parser.pm (_parse_texi) <after ',' separating arguments>:
        Save 'spaces_before_argument' on element corresponding to argument.
        * tp/Texinfo/Convert/TexinfoXML.pm (_convert): Call 

Modified: trunk/tp/Texinfo/Convert/Converter.pm
===================================================================
--- trunk/tp/Texinfo/Convert/Converter.pm       2017-09-24 11:51:55 UTC (rev 
7967)
+++ trunk/tp/Texinfo/Convert/Converter.pm       2017-09-24 19:59:05 UTC (rev 
7968)
@@ -1099,7 +1099,10 @@
   my $arg = shift;
   #print STDERR "$arg->{'type'}: @{$arg->{'contents'}}\n";
   my @result;
-  if ($arg->{'contents'} and $arg->{'contents'}->[0] 
+  if ($arg->{'extra'} and
+      $arg->{'extra'}->{'spaces_before_argument'}) {
+    $result[0] = $arg->{'extra'}->{'spaces_before_argument'}->{'text'};
+  } elsif ($arg->{'contents'} and $arg->{'contents'}->[0] 
       and defined($arg->{'contents'}->[0]->{'text'})
       and $arg->{'contents'}->[0]->{'text'} !~ /\S/
       and defined($arg->{'contents'}->[0]->{'type'})) {

Modified: trunk/tp/Texinfo/Convert/Texinfo.pm
===================================================================
--- trunk/tp/Texinfo/Convert/Texinfo.pm 2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/Texinfo/Convert/Texinfo.pm 2017-09-24 19:59:05 UTC (rev 7968)
@@ -82,9 +82,15 @@
                                 or $root->{'type'} eq 'menu_comment'))) {
       $result .= _expand_cmd_args_to_texi($root, $fix);
     }
-    $result .= '{' if ($root->{'type'}
-                       and ($root->{'type'} eq 'bracketed'
-                            or $root->{'type'} eq 'bracketed_def_content'));
+    if ($root->{'type'}
+        and ($root->{'type'} eq 'bracketed'
+             or $root->{'type'} eq 'bracketed_def_content')) {
+      $result .= '{';
+      if ($root->{'extra'}
+          and $root->{'extra'}->{'spaces_before_argument'}) {
+         $result .= $root->{'extra'}->{'spaces_before_argument'}->{'text'};
+      }
+    }
     if (defined($root->{'contents'})) {
       die "bad contents type(" . ref($root->{'contents'})
           . ") $root->{'contents'}\n" if (ref($root->{'contents'}) ne 'ARRAY');
@@ -153,7 +159,10 @@
     die "bad args type (".ref($cmd->{'args'}).") $cmd->{'args'}\n"
       if (ref($cmd->{'args'}) ne 'ARRAY');
     foreach my $arg (@{$cmd->{'args'}}) {
-       $result .= convert($arg, $fix) . ',';
+      if ($arg->{'extra'} and $arg->{'extra'}->{'spaces_before_argument'}) {
+        $result .= $arg->{'extra'}->{'spaces_before_argument'}->{'text'};
+      }
+      $result .= convert($arg, $fix) . ',';
     }
     $result =~ s/,$//;
   } elsif ($fix and $misc_commands{$cmdname}
@@ -168,6 +177,10 @@
     if ($cmdname eq 'verb') {
       $result .= $cmd->{'type'};
     }
+    if ($cmd->{'extra'}
+        and $cmd->{'extra'}->{'spaces_before_argument'}) {
+      $result .= $cmd->{'extra'}->{'spaces_before_argument'}->{'text'};
+    }
     my $arg_nr = 0;
     foreach my $arg (@{$cmd->{'args'}}) {
       if (exists($brace_commands{$cmdname}) or ($cmd->{'type'} 
@@ -175,6 +188,9 @@
         $result .= ',' if ($arg_nr);
         $arg_nr++;
       }
+      if ($arg->{'extra'} and $arg->{'extra'}->{'spaces_before_argument'}) {
+        $result .= $arg->{'extra'}->{'spaces_before_argument'}->{'text'};
+      }
       $result .= convert($arg, $fix);
     }
     if ($cmdname eq 'verb') {

Modified: trunk/tp/Texinfo/Convert/TexinfoXML.pm
===================================================================
--- trunk/tp/Texinfo/Convert/TexinfoXML.pm      2017-09-24 11:51:55 UTC (rev 
7967)
+++ trunk/tp/Texinfo/Convert/TexinfoXML.pm      2017-09-24 19:59:05 UTC (rev 
7968)
@@ -679,10 +679,9 @@
   my $root = shift;
 
   my @result;
+  @result = _leading_spaces_before_argument($root);
+
   my @spaces = $self->_collect_leading_trailing_spaces_arg($root);
-  if (defined($spaces[0]) and $spaces[0] ne '') {
-    push @result, ('spaces', _protect_in_spaces($spaces[0]));
-  }
   if (defined($spaces[1])) {
     chomp($spaces[1]);
     if ($spaces[1] ne '') {

Modified: trunk/tp/Texinfo/Parser.pm
===================================================================
--- trunk/tp/Texinfo/Parser.pm  2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/Texinfo/Parser.pm  2017-09-24 19:59:05 UTC (rev 7968)
@@ -66,7 +66,7 @@
 
 our $module_loaded = 0;
 sub import {
-  if (!$module_loaded) {
+  if (0 and !$module_loaded) {
     Texinfo::XSLoader::override ("Texinfo::Parser::_merge_text",
       "Texinfo::MiscXS::merge_text");
     Texinfo::XSLoader::override ("Texinfo::Parser::_abort_empty_line",
@@ -1724,6 +1724,14 @@
     if ($current->{'type'} eq 'bracketed') {
       $self->_command_error($current, $line_nr, 
                             $self->__("misplaced %c"), ord('{'));
+      if ($current->{'contents'}
+          and @{$current->{'contents'}}
+          and $current->{'contents'}->[0]->{'type'}
+          and $current->{'contents'}->[0]->{'type'}
+                eq 'empty_spaces_before_argument') {
+        shift @{$current->{'contents'}};
+      }
+
     } elsif ($current->{'type'} eq 'menu_comment' 
           or $current->{'type'} eq 'menu_entry_description') {
       my $context = pop @{$self->{'context_stack'}};
@@ -2135,11 +2143,15 @@
            or $current->{'contents'}->[-1]->{'type'} eq 
'empty_line_after_command'
            or $current->{'contents'}->[-1]->{'type'} eq 
'empty_spaces_before_argument'
            or $current->{'contents'}->[-1]->{'type'} eq 
'empty_spaces_after_close_brace')) {
+
+    my $spaces_element = $current->{'contents'}->[-1];
+
     print STDERR "ABORT EMPTY "
     .$current->{'contents'}->[-1]->{'type'}
     ." additional text |$additional_text|,"
     ." current |$current->{'contents'}->[-1]->{'text'}|\n"
       if ($self->{'DEBUG'});
+
     $current->{'contents'}->[-1]->{'text'} .= $additional_text;
     # remove empty 'empty*before'.
     if ($current->{'contents'}->[-1]->{'text'} eq '') {
@@ -2185,7 +2197,12 @@
       }
     } elsif ($current->{'contents'}->[-1]->{'type'} eq 
'empty_line_after_command') {
       $current->{'contents'}->[-1]->{'type'} = 'empty_spaces_after_command';
+    } elsif ($spaces_element->{'type'} eq 'empty_spaces_before_argument') {
+      # Remove element from main tree. It will still be referenced in
+      # the 'extra' hash as 'spaces_before_argument' or 'spaces_after_command'.
+      pop @{$current->{'contents'}};
     }
+
     return 1;
   }
   return 0;
@@ -3604,6 +3621,17 @@
         # not def line
         and $self->{'context_stack'}->[-1] ne 'def') {
       print STDERR "BEGIN LINE\n" if ($self->{'DEBUG'});
+
+      # FIXME: should we continue with this element instead?
+      if ($current->{'contents'}
+          and $current->{'contents'}->[-1]
+          and $current->{'contents'}->[-1]->{'type'}
+          and $current->{'contents'}->[-1]->{'type'}
+               eq 'empty_spaces_before_argument') {
+        # If we do not remove this here, it will not be removed in 
+        # _abort_new_line due to the 'empty_line' element which is added next.
+        pop @{$current->{'contents'}};
+      }
       $line =~ s/^([^\S\r\n]*)//;
       push @{$current->{'contents'}}, { 'type' => 'empty_line', 
                                         'text' => $1,
@@ -4134,7 +4162,13 @@
           }
         }
 
-        if (not _abort_empty_line($self, $current) 
+        # special case with @ followed by a newline protecting end of lines
+        # in @def*
+        my $def_line_continuation
+          = ($self->{'context_stack'}->[-1] eq 'def' and $command eq "\n");
+
+        if (not $def_line_continuation
+               and not _abort_empty_line($self, $current) 
                and $begin_line_commands{$command}) {
           $self->line_warn( 
               sprintf($self->__("address@hidden should only appear at the 
beginning of a line"), 
@@ -4180,9 +4214,7 @@
           }
         }
 
-        # special case with @ followed by a newline protecting end of lines
-        # in @def*
-        last if ($self->{'context_stack'}->[-1] eq 'def' and $command eq "\n");
+        last if ($def_line_continuation);
 
         unless ($self->{'no_paragraph_commands'}->{$command}) {
           my $paragraph = _begin_paragraph($self, $current, $line_nr);

Modified: trunk/tp/t/results/converters_tests/at_commands_in_refs.pl
===================================================================
--- trunk/tp/t/results/converters_tests/at_commands_in_refs.pl  2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/converters_tests/at_commands_in_refs.pl  2017-09-24 
19:59:05 UTC (rev 7968)
@@ -2635,16 +2635,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'fff'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -2798,16 +2797,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'rrr'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -2969,16 +2967,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'the someone'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -4269,16 +4266,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'text'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -9287,16 +9283,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'fff'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -9442,16 +9437,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'fff'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -9599,16 +9593,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'rrr'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -9754,16 +9747,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'rrr'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -9919,16 +9911,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'the someone'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -10061,16 +10052,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'the someone'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -12374,16 +12364,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'text'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -12546,16 +12535,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'text'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -15119,16 +15107,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'fff'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -15270,16 +15257,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'rrr'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -15429,16 +15415,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'the someone'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -16625,16 +16610,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'text'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -17455,11 +17439,10 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[2]{'args'}[0];
@@ -17491,11 +17474,10 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[2]{'args'}[0];
@@ -17529,13 +17511,12 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[2]{'args'}[0];
@@ -17822,11 +17803,10 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[0]{'line_nr'};
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[3]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1];
@@ -19146,11 +19126,10 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[33]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19181,11 +19160,10 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[34]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19216,11 +19194,10 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[35]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19251,11 +19228,10 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[36]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19288,13 +19264,12 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
-$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[37]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19322,13 +19297,12 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
-$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[38]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19853,11 +19827,10 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3];
 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3];
 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0]{'contents'}[4]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[55]{'args'}[0];
@@ -19891,11 +19864,10 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0]{'contents'}[4]{'parent'}
 = $result_trees{'at_commands_in_refs'}{'contents'}[56]{'args'}[0];
@@ -20683,11 +20655,10 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[2]{'args'}[0];
@@ -20720,11 +20691,10 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[2]{'args'}[0];
@@ -20759,13 +20729,12 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[2]{'args'}[0];
@@ -21062,11 +21031,10 @@
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0];
 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'at_commands_in_refs'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0];

Modified: trunk/tp/t/results/converters_tests/at_commands_in_refs_latin1.pl
===================================================================
--- trunk/tp/t/results/converters_tests/at_commands_in_refs_latin1.pl   
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/converters_tests/at_commands_in_refs_latin1.pl   
2017-09-24 19:59:05 UTC (rev 7968)
@@ -2722,16 +2722,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'fff'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -2885,16 +2884,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'rrr'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -3056,16 +3054,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'the someone'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -4358,16 +4355,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'text'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -9376,16 +9372,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'fff'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -9531,16 +9526,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'fff'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -9688,16 +9682,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'rrr'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -9843,16 +9836,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'rrr'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -10008,16 +10000,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'the someone'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -10150,16 +10141,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'the someone'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -12467,16 +12457,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'text'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -12639,16 +12628,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'text'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -15212,16 +15200,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'fff'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -15363,16 +15350,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'rrr'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -15522,16 +15508,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'the someone'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -16720,16 +16705,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'text'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -17565,11 +17549,10 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[2]{'args'}[0];
@@ -17601,11 +17584,10 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[2]{'args'}[0];
@@ -17639,13 +17621,12 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[2]{'args'}[0];
@@ -17932,11 +17913,10 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[0]{'line_nr'};
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[3]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1];
@@ -19256,11 +19236,10 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[33]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19291,11 +19270,10 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[34]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19326,11 +19304,10 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[35]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19361,11 +19338,10 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[36]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19398,13 +19374,12 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[37]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19432,13 +19407,12 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[38]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19963,11 +19937,10 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0]{'contents'}[4]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[55]{'args'}[0];
@@ -20001,11 +19974,10 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0]{'contents'}[4]{'parent'}
 = $result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'args'}[0];
@@ -20793,11 +20765,10 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[2]{'args'}[0];
@@ -20830,11 +20801,10 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[2]{'args'}[0];
@@ -20869,13 +20839,12 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[2]{'args'}[0];
@@ -21172,11 +21141,10 @@
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0];
 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'at_commands_in_refs_latin1'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0];

Modified: trunk/tp/t/results/converters_tests/at_commands_in_refs_utf8.pl
===================================================================
--- trunk/tp/t/results/converters_tests/at_commands_in_refs_utf8.pl     
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/converters_tests/at_commands_in_refs_utf8.pl     
2017-09-24 19:59:05 UTC (rev 7968)
@@ -2722,16 +2722,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'fff'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -2885,16 +2884,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'rrr'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -3056,16 +3054,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'the someone'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -4358,16 +4355,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'text'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -9376,16 +9372,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'fff'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -9531,16 +9526,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'fff'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -9688,16 +9682,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'rrr'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -9843,16 +9836,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'rrr'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -10008,16 +10000,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'the someone'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -10150,16 +10141,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'the someone'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -12467,16 +12457,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'text'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -12639,16 +12628,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'text'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -15212,16 +15200,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'fff'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -15363,16 +15350,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'rrr'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -15522,16 +15508,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'the someone'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -16720,16 +16705,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'text'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -17565,11 +17549,10 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[2]{'args'}[0];
@@ -17601,11 +17584,10 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[17]{'args'}[1]{'contents'}[2]{'args'}[0];
@@ -17639,13 +17621,12 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[18]{'args'}[1]{'contents'}[2]{'args'}[0];
@@ -17932,11 +17913,10 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[0]{'line_nr'};
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1]{'contents'}[3]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[2]{'contents'}[1]{'contents'}[27]{'args'}[1];
@@ -19256,11 +19236,10 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[33]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19291,11 +19270,10 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[34]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19326,11 +19304,10 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[35]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19361,11 +19338,10 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[36]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19398,13 +19374,12 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[37]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19432,13 +19407,12 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[38]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -19963,11 +19937,10 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0]{'contents'}[4]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[55]{'args'}[0];
@@ -20001,11 +19974,10 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0]{'contents'}[4]{'parent'}
 = $result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'args'}[0];
@@ -20793,11 +20765,10 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[18]{'args'}[0]{'contents'}[2]{'args'}[0];
@@ -20830,11 +20801,10 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[20]{'args'}[0]{'contents'}[2]{'args'}[0];
@@ -20869,13 +20839,12 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[2]{'args'}[0];
@@ -21172,11 +21141,10 @@
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0];
 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'at_commands_in_refs_utf8'}{'contents'}[56]{'contents'}[7]{'contents'}[40]{'args'}[0];

Modified: trunk/tp/t/results/converters_tests/inline.pl
===================================================================
--- trunk/tp/t/results/converters_tests/inline.pl       2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/converters_tests/inline.pl       2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -31,16 +31,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => '<blink>html</blink> ``'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -88,16 +87,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'plaintext ``'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -145,16 +143,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => '<para>xml</para> ``'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -202,16 +199,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => '<emphasis>docbook</emphasis> ``'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -318,16 +314,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'raw <blink>html</blink> ``'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -375,16 +370,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'raw plaintext ``'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -432,16 +426,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'raw <para>xml</para> ``'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -489,16 +482,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'raw <emphasis>docbook</emphasis> ``'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -582,41 +574,37 @@
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[0];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'} = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[0];
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[1];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[1]{'parent'} = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[0];
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[0]{'parent'} = 
$result_trees{'inline'}{'contents'}[1];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[1]{'parent'} = 
$result_trees{'inline'}{'contents'}[1];
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[0];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[0]{'parent'} = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[2];
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[1];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[1]{'parent'} = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[2];
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[2]{'parent'} = 
$result_trees{'inline'}{'contents'}[1];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[3]{'parent'} = 
$result_trees{'inline'}{'contents'}[1];
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[0];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[0]{'parent'} = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[4];
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[1];
-$result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[1];
-$result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[1]{'contents'}[0];
+$result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[1];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[1]{'parent'} = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[4];
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[0];
-$result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[1]{'contents'}[1];
+$result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'args'}[1]{'contents'}[0];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[4]{'parent'} = 
$result_trees{'inline'}{'contents'}[1];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[5]{'parent'} = 
$result_trees{'inline'}{'contents'}[1];
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[0];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[0]{'parent'} = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[6];
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[1];
-$result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[1];
-$result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[0];
+$result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[1];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'parent'} = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[6];
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[0]{'contents'}[0];
-$result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[1];
+$result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[0];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[6]{'parent'} = 
$result_trees{'inline'}{'contents'}[1];
 $result_trees{'inline'}{'contents'}[1]{'contents'}[7]{'parent'} = 
$result_trees{'inline'}{'contents'}[1];
 
$result_trees{'inline'}{'contents'}[1]{'contents'}[8]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[1]{'contents'}[8]{'args'}[0];
@@ -631,41 +619,37 @@
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[0];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'parent'} = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[0];
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[1];
-$result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[1];
-$result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[1];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[1]{'parent'} = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[0];
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'args'}[1]{'contents'}[0];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[0]{'parent'} = 
$result_trees{'inline'}{'contents'}[4];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[1]{'parent'} = 
$result_trees{'inline'}{'contents'}[4];
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[0];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[0]{'parent'} = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[2];
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[1];
-$result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[1];
-$result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[1];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[1]{'parent'} = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[2];
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'args'}[1]{'contents'}[0];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[2]{'parent'} = 
$result_trees{'inline'}{'contents'}[4];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[3]{'parent'} = 
$result_trees{'inline'}{'contents'}[4];
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[0];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[0]{'parent'} = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[4];
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[1];
-$result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[1];
-$result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[1]{'contents'}[0];
+$result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[1];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[1]{'parent'} = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[4];
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0];
-$result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[1]{'contents'}[1];
+$result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'args'}[1]{'contents'}[0];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[4]{'parent'} = 
$result_trees{'inline'}{'contents'}[4];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[5]{'parent'} = 
$result_trees{'inline'}{'contents'}[4];
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[0];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[0]{'parent'} = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[6];
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[1];
-$result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[1];
-$result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[1]{'contents'}[0];
+$result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[1];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[1]{'parent'} = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[6];
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[0]{'contents'}[0];
-$result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[1]{'contents'}[1];
+$result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'args'}[1]{'contents'}[0];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[6]{'parent'} = 
$result_trees{'inline'}{'contents'}[4];
 $result_trees{'inline'}{'contents'}[4]{'contents'}[7]{'parent'} = 
$result_trees{'inline'}{'contents'}[4];
 
$result_trees{'inline'}{'contents'}[4]{'contents'}[8]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inline'}{'contents'}[4]{'contents'}[8]{'args'}[0];

Modified: trunk/tp/t/results/converters_tests/inline_expand_tex.pl
===================================================================
--- trunk/tp/t/results/converters_tests/inline_expand_tex.pl    2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/converters_tests/inline_expand_tex.pl    2017-09-24 
19:59:05 UTC (rev 7968)
@@ -195,11 +195,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => '$\\underlinea < b '
                 },
                 {
@@ -226,7 +221,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -453,11 +452,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'raw $\\underline'
                 },
                 {
@@ -510,7 +504,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -575,16 +573,15 @@
 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[0];
 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[0]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8];
 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1];
+$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[1];
 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1];
-$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[2];
-$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1];
-$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[0];
+$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1];
 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8];
 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[0]{'contents'}[0];
-$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[1];
-$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[2];
-$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'line_nr'} = 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[2]{'line_nr'};
+$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[0];
+$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[1];
+$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'line_nr'} = 
$result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'args'}[1]{'contents'}[1]{'line_nr'};
 $result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[8]{'parent'} = 
$result_trees{'inline_expand_tex'}{'contents'}[1];
 $result_trees{'inline_expand_tex'}{'contents'}[1]{'contents'}[9]{'parent'} = 
$result_trees{'inline_expand_tex'}{'contents'}[1];
 $result_trees{'inline_expand_tex'}{'contents'}[1]{'parent'} = 
$result_trees{'inline_expand_tex'};
@@ -617,24 +614,23 @@
 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[0];
 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[0]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8];
 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1];
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1];
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1];
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1];
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1];
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1]{'args'}[0];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1]{'args'}[0];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[3]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[0];
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1];
 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'parent'}
 = $result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8];
 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[0]{'contents'}[0];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'extra'}{'brace_command_contents'}[1][2]
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[3];
-$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'line_nr'} = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[0];
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1];
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'extra'}{'brace_command_contents'}[1][2]
 = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[2];
+$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'line_nr'} = 
$result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'args'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
 $result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[8]{'parent'} = 
$result_trees{'inline_expand_tex'}{'contents'}[4];
 $result_trees{'inline_expand_tex'}{'contents'}[4]{'contents'}[9]{'parent'} = 
$result_trees{'inline_expand_tex'}{'contents'}[4];
 $result_trees{'inline_expand_tex'}{'contents'}[4]{'parent'} = 
$result_trees{'inline_expand_tex'};

Modified: trunk/tp/t/results/converters_tests/inlinefmtifelse.pl
===================================================================
--- trunk/tp/t/results/converters_tests/inlinefmtifelse.pl      2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/converters_tests/inlinefmtifelse.pl      2017-09-24 
19:59:05 UTC (rev 7968)
@@ -312,11 +312,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'docbook'
                 },
                 {
@@ -326,7 +321,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -340,16 +339,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'else docbook spaces '
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -400,11 +398,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'tex'
                 },
                 {
@@ -414,7 +407,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -428,16 +425,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'else tex spaces '
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -660,16 +656,14 @@
 $result_trees{'inlinefmtifelse'}{'contents'}[5]{'parent'} = 
$result_trees{'inlinefmtifelse'};
 
$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0];
 
$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0];
-$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0];
-$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0];
 
$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0];
 
$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0];
 
$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[2]{'contents'}[0]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[2];
-$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[2]{'contents'}[1]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[2];
-$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[2]{'contents'}[0];
+$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[2];
 
$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[2]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0];
-$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[2]{'contents'}[1];
+$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'args'}[2]{'contents'}[0];
 $result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[0]{'parent'} = 
$result_trees{'inlinefmtifelse'}{'contents'}[6];
 $result_trees{'inlinefmtifelse'}{'contents'}[6]{'contents'}[1]{'parent'} = 
$result_trees{'inlinefmtifelse'}{'contents'}[6];
 $result_trees{'inlinefmtifelse'}{'contents'}[6]{'parent'} = 
$result_trees{'inlinefmtifelse'};
@@ -676,16 +670,14 @@
 $result_trees{'inlinefmtifelse'}{'contents'}[7]{'parent'} = 
$result_trees{'inlinefmtifelse'};
 
$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0];
 
$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0];
-$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0];
-$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0];
 
$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0];
 
$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0];
 
$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[2]{'contents'}[0]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[2];
-$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[2]{'contents'}[1]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[2];
-$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[2]{'contents'}[0];
+$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[2];
 
$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[2]{'parent'}
 = $result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0];
-$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[2]{'contents'}[1];
+$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'args'}[2]{'contents'}[0];
 $result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[0]{'parent'} = 
$result_trees{'inlinefmtifelse'}{'contents'}[8];
 $result_trees{'inlinefmtifelse'}{'contents'}[8]{'contents'}[1]{'parent'} = 
$result_trees{'inlinefmtifelse'}{'contents'}[8];
 $result_trees{'inlinefmtifelse'}{'contents'}[8]{'parent'} = 
$result_trees{'inlinefmtifelse'};

Modified: trunk/tp/t/results/converters_tests/inlineifsetifclear.pl
===================================================================
--- trunk/tp/t/results/converters_tests/inlineifsetifclear.pl   2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/converters_tests/inlineifsetifclear.pl   2017-09-24 
19:59:05 UTC (rev 7968)
@@ -25,16 +25,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'iclear first '
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -230,16 +229,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'ifset second '
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -281,11 +279,10 @@
 
$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 $result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[0]{'parent'} = 
$result_trees{'inlineifsetifclear'}{'contents'}[0];
 $result_trees{'inlineifsetifclear'}{'contents'}[0]{'contents'}[1]{'parent'} = 
$result_trees{'inlineifsetifclear'}{'contents'}[0];
 $result_trees{'inlineifsetifclear'}{'contents'}[0]{'parent'} = 
$result_trees{'inlineifsetifclear'};
@@ -313,11 +310,10 @@
 
$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[0];
 
$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0];
 
$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[1];
-$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[1];
-$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[1];
 
$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0];
 
$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'args'}[1]{'contents'}[0];
 $result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[0]{'parent'} = 
$result_trees{'inlineifsetifclear'}{'contents'}[8];
 $result_trees{'inlineifsetifclear'}{'contents'}[8]{'contents'}[1]{'parent'} = 
$result_trees{'inlineifsetifclear'}{'contents'}[8];
 $result_trees{'inlineifsetifclear'}{'contents'}[8]{'parent'} = 
$result_trees{'inlineifsetifclear'};

Modified: trunk/tp/t/results/converters_tests/ref_error_formatting.pl
===================================================================
--- trunk/tp/t/results/converters_tests/ref_error_formatting.pl 2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/converters_tests/ref_error_formatting.pl 2017-09-24 
19:59:05 UTC (rev 7968)
@@ -1501,16 +1501,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'file name'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -1519,16 +1518,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'manual'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -1865,16 +1863,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'file name'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -1883,16 +1880,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'manual'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -2629,16 +2625,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'file name'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -2647,16 +2642,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'manual'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -2957,16 +2951,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'file name'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -2975,16 +2968,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'manual'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -3360,16 +3352,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'file name'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -3527,16 +3518,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'cross ref name'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -3545,16 +3535,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'file name'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -3723,16 +3712,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'cross ref name'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -4159,18 +4147,16 @@
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[2];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[2]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[3];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[3];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[3];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[3]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[4];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[4];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[4]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[4];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[4]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[1]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[2]{'contents'}[0];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[3]{'contents'}[1];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[4]{'contents'}[1];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[4]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'line_nr'} 
= 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[52]{'line_nr'};
 $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[54]{'parent'} 
= $result_trees{'ref_error_formatting'}{'contents'}[3];
@@ -4234,17 +4220,15 @@
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[2];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[2]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[3];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[3];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[3];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[3]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[4];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[4];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[4]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[4];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[4]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[2]{'contents'}[0];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[3]{'contents'}[1];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[4]{'contents'}[1];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[4]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'line_nr'} 
= 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[64]{'line_nr'};
 $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[66]{'parent'} 
= $result_trees{'ref_error_formatting'}{'contents'}[3];
@@ -4387,17 +4371,15 @@
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[2];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[2]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[3];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[3];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[3];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[3]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[4];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[4];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[4]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[4];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[4]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[1]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[2]{'contents'}[0];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[3]{'contents'}[1];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[4]{'contents'}[1];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'args'}[4]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'line_nr'} 
= 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[92]{'line_nr'};
 $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[94]{'parent'} 
= $result_trees{'ref_error_formatting'}{'contents'}[3];
 $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[95]{'parent'} 
= $result_trees{'ref_error_formatting'}{'contents'}[3];
@@ -4453,16 +4435,14 @@
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[2];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[2]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[3];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[3];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[3];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[3]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[4];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[4];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[4]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[4];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[4]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[2]{'contents'}[0];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[3]{'contents'}[1];
-$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[4]{'contents'}[1];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'args'}[4]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'line_nr'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[104]{'line_nr'};
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[106]{'parent'} 
= $result_trees{'ref_error_formatting'}{'contents'}[3];
 
$result_trees{'ref_error_formatting'}{'contents'}[3]{'contents'}[107]{'parent'} 
= $result_trees{'ref_error_formatting'}{'contents'}[3];
@@ -4532,11 +4512,10 @@
 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[1];
 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[1]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10];
 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[2];
-$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[2];
-$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[2]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[2];
 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[2]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10];
 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[0];
-$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[2]{'contents'}[1];
+$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'args'}[2]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'line_nr'} 
= 
$result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[8]{'line_nr'};
 $result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[10]{'parent'} 
= $result_trees{'ref_error_formatting'}{'contents'}[5];
 $result_trees{'ref_error_formatting'}{'contents'}[5]{'contents'}[11]{'parent'} 
= $result_trees{'ref_error_formatting'}{'contents'}[5];
@@ -4564,16 +4543,14 @@
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[0]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[1];
-$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[1];
-$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[1];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[1]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[2];
-$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[2];
-$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[2]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[2];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[2]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[1]{'contents'}[1];
-$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[2]{'contents'}[1];
+$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[2]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'args'}[0]{'contents'}[0];
 $result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'line_nr'} 
= 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[0]{'line_nr'};
 $result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[2]{'parent'} 
= $result_trees{'ref_error_formatting'}{'contents'}[7];
@@ -4604,11 +4581,10 @@
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[0]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[1];
-$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[1];
-$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[1];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[1]{'parent'}
 = $result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[1]{'contents'}[1];
+$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[1]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'line_nr'} 
= 
$result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[8]{'line_nr'};
 $result_trees{'ref_error_formatting'}{'contents'}[7]{'contents'}[10]{'parent'} 
= $result_trees{'ref_error_formatting'}{'contents'}[7];

Modified: trunk/tp/t/results/converters_tests/ref_in_sectioning.pl
===================================================================
--- trunk/tp/t/results/converters_tests/ref_in_sectioning.pl    2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/converters_tests/ref_in_sectioning.pl    2017-09-24 
19:59:05 UTC (rev 7968)
@@ -251,16 +251,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -269,16 +268,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'Manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -578,16 +576,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -596,16 +593,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'Manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -839,16 +835,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'cross ref name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -966,11 +961,6 @@
                 {
                   'contents' => [
                     {
-                      'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
                       'args' => [
                         {
                           'contents' => [
@@ -990,7 +980,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1111,16 +1105,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1227,11 +1220,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'Manual'
                     },
                     {
@@ -1241,7 +1229,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1353,11 +1345,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'Manual'
                     },
                     {
@@ -1367,7 +1354,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1474,11 +1465,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'Manual'
                     },
                     {
@@ -1488,7 +1474,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1583,16 +1573,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1681,16 +1670,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'b'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1699,16 +1687,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'c'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1799,11 +1786,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'Top'
                     },
                     {
@@ -1813,7 +1795,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1832,11 +1818,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     },
                     {
@@ -1846,7 +1827,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1952,11 +1937,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     },
                     {
@@ -1966,7 +1946,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -2277,16 +2261,14 @@
 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6];
 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6];
 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[3];
-$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[3];
-$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[3];
 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6];
 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[4];
-$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[4];
-$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[4]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[4];
 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[4]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6];
 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[3]{'contents'}[1];
-$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[4]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[4]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[2]{'line_nr'};
 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[6]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0];
@@ -2347,17 +2329,15 @@
 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[2];
 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[3];
-$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[3];
-$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[3];
 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[4];
-$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[4];
-$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[4];
 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[4]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0];
-$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[1];
-$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[4]{'args'}[0];
@@ -2400,11 +2380,10 @@
 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'extra'}{'label'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[2]{'extra'}{'label'};
 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[7]{'args'}[0];
@@ -2424,15 +2403,14 @@
 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0]{'args'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2];
-$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[1]{'args'}[0];
-$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[1];
-$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'line_nr'};
-$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2];
-$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2];
 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'extra'}{'label'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[2]{'args'}[0]{'contents'}[2]{'extra'}{'label'};
 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[8]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'line_nr'};
@@ -2455,11 +2433,10 @@
 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[3];
-$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[3];
-$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[3];
 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[9]{'args'}[0];
@@ -2481,11 +2458,10 @@
 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4];
 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4];
-$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[2]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4];
-$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4];
 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[10]{'args'}[0];
@@ -2506,11 +2482,10 @@
 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4];
 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4];
-$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[2]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4];
-$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4];
 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[11]{'args'}[0];
@@ -2530,10 +2505,9 @@
 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4];
 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4];
-$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[2]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4];
-$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4];
 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1];
-$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[12]{'args'}[0];
@@ -2550,10 +2524,9 @@
 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[3];
-$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[3];
-$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[3];
 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1];
-$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[13]{'args'}[0];
@@ -2569,16 +2542,14 @@
 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[2];
-$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[2];
-$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[2];
 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
-$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[14]{'args'}[0];
@@ -2595,19 +2566,17 @@
 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0];
-$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0];
-$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2];
 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[1]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2];
 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2];
 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3];
 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3];
-$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[2]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3];
-$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3];
 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2];
-$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[1];
-$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[1];
-$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0]{'contents'}[4]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[15]{'args'}[0];
@@ -2627,10 +2596,9 @@
 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2];
 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3];
 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3];
-$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[2]{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3];
-$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3];
 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2];
-$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[1];
+$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0];
 
$result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0]{'contents'}[4]{'parent'}
 = $result_trees{'ref_in_sectioning'}{'contents'}[16]{'args'}[0];

Modified: trunk/tp/t/results/converters_tests/refs_formatting.pl
===================================================================
--- trunk/tp/t/results/converters_tests/refs_formatting.pl      2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/converters_tests/refs_formatting.pl      2017-09-24 
19:59:05 UTC (rev 7968)
@@ -1149,16 +1149,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1167,16 +1166,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1513,16 +1511,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1531,16 +1528,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -2831,16 +2827,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -2849,16 +2844,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3222,16 +3216,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3240,16 +3233,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3490,16 +3482,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'cross ref name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3508,16 +3499,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3686,16 +3676,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'cross ref name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -4073,18 +4062,16 @@
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[2];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[2]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[3];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[3];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[3];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[3]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[4];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[4];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[4];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[4]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[0]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[1]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[2]{'contents'}[0];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[1];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[1];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'args'}[0]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'line_nr'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[36]{'line_nr'};
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[38]{'parent'}
 = $result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1];
@@ -4148,17 +4135,15 @@
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[2];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[2]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[3];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[3];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[3];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[3]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[4];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[4];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[4];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[4]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[0]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[2]{'contents'}[0];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[1];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[1];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'args'}[0]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'line_nr'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[48]{'line_nr'};
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1]{'contents'}[50]{'parent'}
 = $result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[1];
@@ -4406,18 +4391,16 @@
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[2];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[2]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[3];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[3];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[3];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[3]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[4];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[4];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[4];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[4]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[0]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[1]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[2]{'contents'}[0];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[1];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[1];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'args'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[38]{'line_nr'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[36]{'line_nr'};
@@ -4484,17 +4467,15 @@
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[2];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[2]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[3];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[3];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[3];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[3]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[4];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[4];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[4];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[4]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[0]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[2]{'contents'}[0];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[1];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[1];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'args'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[50]{'line_nr'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[3]{'contents'}[48]{'line_nr'};
@@ -4537,16 +4518,14 @@
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[1];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[1];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[1];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[2];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[2];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[2];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[2]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[1];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[1];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[0]{'line_nr'};
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[2]{'parent'}
 = $result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5];
@@ -4577,11 +4556,10 @@
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[1];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[1];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[0];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[1];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[1]{'parent'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[0]{'contents'}[0];
-$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[1];
+$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'args'}[0]{'contents'}[0];
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'line_nr'}
 = 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[8]{'line_nr'};
 
$result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5]{'contents'}[10]{'parent'}
 = $result_trees{'refs_formatting'}{'contents'}[2]{'contents'}[5];

Modified: trunk/tp/t/results/converters_tests/things_before_setfilename.pl
===================================================================
--- trunk/tp/t/results/converters_tests/things_before_setfilename.pl    
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/converters_tests/things_before_setfilename.pl    
2017-09-24 19:59:05 UTC (rev 7968)
@@ -359,11 +359,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'float anchor'
                     },
                     {
@@ -374,7 +369,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'block_line_arg'
@@ -548,11 +547,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'ta'
                     },
                     {
@@ -563,7 +557,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'block_line_arg'
@@ -1340,8 +1338,7 @@
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1];
-$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1];
-$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[0];
+$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'contents'}[0];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'contents'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10];
@@ -1353,9 +1350,9 @@
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'contents'}[1]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10];
-$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[1];
+$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[0];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'extra'}{'end_command'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'contents'}[1];
-$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'extra'}{'node_content'}[0]
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[1];
+$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'extra'}{'node_content'}[0]
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[0];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'args'}[0]{'contents'}[0];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[10]{'parent'}
 = $result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[11]{'parent'}
 = $result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0];
@@ -1375,8 +1372,7 @@
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1];
-$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1];
-$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[0];
+$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'contents'}[0];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'contents'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14];
@@ -1396,10 +1392,10 @@
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'contents'}[4]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'contents'}[4]{'args'}[0]{'contents'}[0];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'contents'}[4]{'parent'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[0]{'contents'}[1];
-$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[1];
+$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[0];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'extra'}{'caption'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'contents'}[2];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'extra'}{'end_command'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'contents'}[4];
-$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'extra'}{'node_content'}[0]
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[1];
+$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'extra'}{'node_content'}[0]
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[0];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[0]{'contents'}[0];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'args'}[0]{'contents'}[1];
 
$result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0]{'contents'}[14]{'parent'}
 = $result_trees{'things_before_setfilename'}{'contents'}[0]{'contents'}[0];

Modified: 
trunk/tp/t/results/converters_tests/things_before_setfilename_no_element.pl
===================================================================
--- trunk/tp/t/results/converters_tests/things_before_setfilename_no_element.pl 
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/converters_tests/things_before_setfilename_no_element.pl 
2017-09-24 19:59:05 UTC (rev 7968)
@@ -357,11 +357,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'float anchor'
                 },
                 {
@@ -372,7 +367,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -546,11 +545,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'ta'
                 },
                 {
@@ -561,7 +555,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -1235,8 +1233,7 @@
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1];
-$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1];
-$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[0];
+$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'contents'}[0];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'contents'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10];
@@ -1248,9 +1245,9 @@
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'contents'}[1]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10];
-$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[1];
+$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[0];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'extra'}{'end_command'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'contents'}[1];
-$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'extra'}{'node_content'}[0]
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[1];
+$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'extra'}{'node_content'}[0]
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[0];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'args'}[0]{'contents'}[0];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[10]{'parent'}
 = $result_trees{'things_before_setfilename_no_element'}{'contents'}[0];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[11]{'parent'}
 = $result_trees{'things_before_setfilename_no_element'}{'contents'}[0];
@@ -1270,8 +1267,7 @@
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1];
-$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1];
-$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[0];
+$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'contents'}[0];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'contents'}[0]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14];
@@ -1291,10 +1287,10 @@
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'contents'}[4]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'contents'}[4]{'args'}[0]{'contents'}[0];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'contents'}[4]{'parent'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[0]{'contents'}[1];
-$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[1];
+$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[0];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'extra'}{'caption'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'contents'}[2];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'extra'}{'end_command'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'contents'}[4];
-$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'extra'}{'node_content'}[0]
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[1];
+$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'extra'}{'node_content'}[0]
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[1]{'contents'}[0];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[0]{'contents'}[0];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'args'}[0]{'contents'}[1];
 
$result_trees{'things_before_setfilename_no_element'}{'contents'}[0]{'contents'}[14]{'parent'}
 = $result_trees{'things_before_setfilename_no_element'}{'contents'}[0];

Modified: trunk/tp/t/results/converters_tests/top_in_ref.pl
===================================================================
--- trunk/tp/t/results/converters_tests/top_in_ref.pl   2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/converters_tests/top_in_ref.pl   2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -1100,16 +1100,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1118,16 +1117,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1464,16 +1462,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1482,16 +1479,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -2782,16 +2778,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -2800,16 +2795,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3173,16 +3167,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3191,16 +3184,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3441,16 +3433,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'cross ref name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3459,16 +3450,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3637,16 +3627,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'cross ref name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -4020,18 +4009,16 @@
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[2];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[2]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[1]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[2]{'contents'}[0];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[1];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[1];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'line_nr'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[36]{'line_nr'};
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1];
@@ -4095,17 +4082,15 @@
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[2];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[2]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[2]{'contents'}[0];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[1];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[1];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'line_nr'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[48]{'line_nr'};
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[1];
@@ -4353,18 +4338,16 @@
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[2];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[2]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[1]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[2]{'contents'}[0];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[1];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[1];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'line_nr'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[36]{'line_nr'};
@@ -4431,17 +4414,15 @@
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[2];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[2]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[2]{'contents'}[0];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[1];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[1];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'line_nr'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[3]{'contents'}[48]{'line_nr'};
@@ -4484,16 +4465,14 @@
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[0]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[1];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[1];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[0]{'line_nr'};
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5];
@@ -4524,11 +4503,10 @@
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[0]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[0];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[0]{'contents'}[0];
-$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[1];
+$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'line_nr'}
 = 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[8]{'line_nr'};
 
$result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'parent'}
 = $result_trees{'top_in_ref'}{'contents'}[1]{'contents'}[5];

Modified: trunk/tp/t/results/converters_tests/top_in_ref_keep_top.pl
===================================================================
--- trunk/tp/t/results/converters_tests/top_in_ref_keep_top.pl  2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/converters_tests/top_in_ref_keep_top.pl  2017-09-24 
19:59:05 UTC (rev 7968)
@@ -1100,16 +1100,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1118,16 +1117,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1464,16 +1462,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1482,16 +1479,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -2782,16 +2778,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -2800,16 +2795,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3173,16 +3167,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3191,16 +3184,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3441,16 +3433,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'cross ref name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3459,16 +3450,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -3637,16 +3627,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'cross ref name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -4020,18 +4009,16 @@
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[2];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[2]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[1]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[2]{'contents'}[0];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[1];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[1];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[4]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'line_nr'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[36]{'line_nr'};
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[38]{'parent'}
 = $result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1];
@@ -4095,17 +4082,15 @@
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[2];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[2]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[2]{'contents'}[0];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[1];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[1];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[4]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'line_nr'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[48]{'line_nr'};
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1]{'contents'}[50]{'parent'}
 = $result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[1];
@@ -4353,18 +4338,16 @@
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[2];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[2]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[1]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[2]{'contents'}[0];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[1];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[1];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[4]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'args'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[38]{'line_nr'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[36]{'line_nr'};
@@ -4431,17 +4414,15 @@
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[2];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[2]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[2]{'contents'}[0];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[1];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[1];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[3]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[4]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'args'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[50]{'line_nr'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[3]{'contents'}[48]{'line_nr'};
@@ -4484,16 +4465,14 @@
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[1];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[1];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[2]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[0]{'line_nr'};
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[2]{'parent'}
 = $result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5];
@@ -4524,11 +4503,10 @@
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[0];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'parent'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[0]{'contents'}[0];
-$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[1];
+$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[1]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'args'}[0]{'contents'}[0];
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'line_nr'}
 = 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[8]{'line_nr'};
 
$result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5]{'contents'}[10]{'parent'}
 = $result_trees{'top_in_ref_keep_top'}{'contents'}[1]{'contents'}[5];

Modified: trunk/tp/t/results/coverage/block_commands.pl
===================================================================
--- trunk/tp/t/results/coverage/block_commands.pl       2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/coverage/block_commands.pl       2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -223,11 +223,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => 'b float'
             },
             {
@@ -238,7 +233,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'block_line_arg'
@@ -441,8 +440,7 @@
 $result_trees{'block_commands'}{'contents'}[5]{'args'}[0]{'parent'} = 
$result_trees{'block_commands'}{'contents'}[5];
 
$result_trees{'block_commands'}{'contents'}[5]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'block_commands'}{'contents'}[5]{'args'}[1];
 
$result_trees{'block_commands'}{'contents'}[5]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'block_commands'}{'contents'}[5]{'args'}[1];
-$result_trees{'block_commands'}{'contents'}[5]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'block_commands'}{'contents'}[5]{'args'}[1];
-$result_trees{'block_commands'}{'contents'}[5]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = $result_trees{'block_commands'}{'contents'}[5]{'args'}[1]{'contents'}[0];
+$result_trees{'block_commands'}{'contents'}[5]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'block_commands'}{'contents'}[5]{'args'}[1];
 $result_trees{'block_commands'}{'contents'}[5]{'args'}[1]{'parent'} = 
$result_trees{'block_commands'}{'contents'}[5];
 
$result_trees{'block_commands'}{'contents'}[5]{'contents'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'block_commands'}{'contents'}[5]{'contents'}[0];
 $result_trees{'block_commands'}{'contents'}[5]{'contents'}[0]{'parent'} = 
$result_trees{'block_commands'}{'contents'}[5];
@@ -466,10 +464,10 @@
 
$result_trees{'block_commands'}{'contents'}[5]{'contents'}[5]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'block_commands'}{'contents'}[5]{'contents'}[5]{'args'}[0]{'contents'}[0];
 $result_trees{'block_commands'}{'contents'}[5]{'contents'}[5]{'parent'} = 
$result_trees{'block_commands'}{'contents'}[5];
 
$result_trees{'block_commands'}{'contents'}[5]{'extra'}{'block_command_line_contents'}[0][0]
 = $result_trees{'block_commands'}{'contents'}[5]{'args'}[0]{'contents'}[1];
-$result_trees{'block_commands'}{'contents'}[5]{'extra'}{'block_command_line_contents'}[1][0]
 = $result_trees{'block_commands'}{'contents'}[5]{'args'}[1]{'contents'}[1];
+$result_trees{'block_commands'}{'contents'}[5]{'extra'}{'block_command_line_contents'}[1][0]
 = $result_trees{'block_commands'}{'contents'}[5]{'args'}[1]{'contents'}[0];
 $result_trees{'block_commands'}{'contents'}[5]{'extra'}{'caption'} = 
$result_trees{'block_commands'}{'contents'}[5]{'contents'}[3];
 $result_trees{'block_commands'}{'contents'}[5]{'extra'}{'end_command'} = 
$result_trees{'block_commands'}{'contents'}[5]{'contents'}[5];
-$result_trees{'block_commands'}{'contents'}[5]{'extra'}{'node_content'}[0] = 
$result_trees{'block_commands'}{'contents'}[5]{'args'}[1]{'contents'}[1];
+$result_trees{'block_commands'}{'contents'}[5]{'extra'}{'node_content'}[0] = 
$result_trees{'block_commands'}{'contents'}[5]{'args'}[1]{'contents'}[0];
 
$result_trees{'block_commands'}{'contents'}[5]{'extra'}{'spaces_after_command'} 
= $result_trees{'block_commands'}{'contents'}[5]{'args'}[0]{'contents'}[0];
 $result_trees{'block_commands'}{'contents'}[5]{'extra'}{'type'}{'content'}[0] 
= $result_trees{'block_commands'}{'contents'}[5]{'args'}[0]{'contents'}[1];
 $result_trees{'block_commands'}{'contents'}[5]{'parent'} = 
$result_trees{'block_commands'};

Modified: trunk/tp/t/results/coverage/commands.pl
===================================================================
--- trunk/tp/t/results/coverage/commands.pl     2017-09-24 11:51:55 UTC (rev 
7967)
+++ trunk/tp/t/results/coverage/commands.pl     2017-09-24 19:59:05 UTC (rev 
7968)
@@ -220,16 +220,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'b'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -499,11 +498,10 @@
 
$result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[0];
 $result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[0]{'parent'} 
= $result_trees{'commands'}{'contents'}[0]{'contents'}[16];
 
$result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[1];
-$result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[1];
-$result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'contents'}[0];
+$result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[1];
 $result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'parent'} 
= $result_trees{'commands'}{'contents'}[0]{'contents'}[16];
 
$result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[0]{'contents'}[0];
-$result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'contents'}[1];
+$result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'contents'}[0];
 $result_trees{'commands'}{'contents'}[0]{'contents'}[16]{'parent'} = 
$result_trees{'commands'}{'contents'}[0];
 $result_trees{'commands'}{'contents'}[0]{'contents'}[17]{'parent'} = 
$result_trees{'commands'}{'contents'}[0];
 
$result_trees{'commands'}{'contents'}[0]{'contents'}[18]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'commands'}{'contents'}[0]{'contents'}[18]{'args'}[0];

Modified: trunk/tp/t/results/coverage/def.pl
===================================================================
--- trunk/tp/t/results/coverage/def.pl  2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage/def.pl  2017-09-24 19:59:05 UTC (rev 7968)
@@ -789,16 +789,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'log trap1'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'line_nr' => {
                     'file_name' => '',
@@ -2088,8 +2087,7 @@
 
$result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0];
 
$result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0];
 
$result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = $result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[2];
-$result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[1]{'parent'}
 = $result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[2];
-$result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[0];
+$result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[2];
 
$result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0];
 
$result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0];
 
$result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[4]{'line_nr'}
 = 
$result_trees{'def'}{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[2]{'line_nr'};

Modified: trunk/tp/t/results/coverage/math.pl
===================================================================
--- trunk/tp/t/results/coverage/math.pl 2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage/math.pl 2017-09-24 19:59:05 UTC (rev 7968)
@@ -200,11 +200,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => '\\underline'
                 },
                 {
@@ -300,7 +295,11 @@
           'cmdname' => 'math',
           'contents' => [],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'line_nr' => {},
           'parent' => {}
@@ -456,30 +455,29 @@
 $result_trees{'math'}{'contents'}[3]{'parent'} = $result_trees{'math'};
 $result_trees{'math'}{'contents'}[4]{'contents'}[0]{'parent'} = 
$result_trees{'math'}{'contents'}[4];
 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0];
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0];
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1];
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0];
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1];
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0];
 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0];
 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[4]{'parent'}
 = $result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0];
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[5];
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[5]{'line_nr'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[5]{'parent'}
 = $result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0];
 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[6];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1];
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[6];
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[6]{'parent'}
 = $result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[7]{'contents'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[7];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[7]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[7]{'contents'}[1];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[7]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[7]{'contents'}[1]{'parent'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[7];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[7]{'line_nr'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[7]{'parent'}
 = $result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0];
 $result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'parent'} = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'line_nr'} = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0];
+$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'line_nr'} = 
$result_trees{'math'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
 $result_trees{'math'}{'contents'}[4]{'contents'}[1]{'parent'} = 
$result_trees{'math'}{'contents'}[4];
 $result_trees{'math'}{'contents'}[4]{'contents'}[2]{'parent'} = 
$result_trees{'math'}{'contents'}[4];
 $result_trees{'math'}{'contents'}[4]{'parent'} = $result_trees{'math'};

Modified: trunk/tp/t/results/coverage/punctuation_in_line_commands.pl
===================================================================
--- trunk/tp/t/results/coverage/punctuation_in_line_commands.pl 2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage/punctuation_in_line_commands.pl 2017-09-24 
19:59:05 UTC (rev 7968)
@@ -422,11 +422,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'float label! After punc'
                 },
                 {
@@ -437,7 +432,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -596,11 +595,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'label with caption'
                 },
                 {
@@ -611,7 +605,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -1160,8 +1158,7 @@
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[0]{'parent'}
 = $result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1];
-$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1];
-$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1]{'contents'}[0];
+$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1]{'parent'}
 = $result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'contents'}[0];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'contents'}[0]{'parent'}
 = $result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5];
@@ -1180,10 +1177,10 @@
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'contents'}[3]{'parent'}
 = $result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[0]{'contents'}[1];
-$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1]{'contents'}[1];
+$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1]{'contents'}[0];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'extra'}{'end_command'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'contents'}[3];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'extra'}{'float_section'}
 = $result_trees{'punctuation_in_line_commands'}{'contents'}[2];
-$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'extra'}{'node_content'}[0]
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1]{'contents'}[1];
+$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'extra'}{'node_content'}[0]
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[1]{'contents'}[0];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'extra'}{'shortcaption'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'contents'}[1];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[0]{'contents'}[0];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[5]{'args'}[0]{'contents'}[1];
@@ -1195,8 +1192,7 @@
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[0]{'parent'}
 = $result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1];
-$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1];
-$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[0];
+$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'parent'}
 = $result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'contents'}[0];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'contents'}[0]{'parent'}
 = $result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7];
@@ -1215,11 +1211,11 @@
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'contents'}[3]{'parent'}
 = $result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[0]{'contents'}[1];
-$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[1];
+$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[0];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'extra'}{'caption'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'contents'}[1];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'extra'}{'end_command'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'contents'}[3];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'extra'}{'float_section'}
 = $result_trees{'punctuation_in_line_commands'}{'contents'}[2];
-$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'extra'}{'node_content'}[0]
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[1];
+$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'extra'}{'node_content'}[0]
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[0];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[0]{'contents'}[0];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'args'}[0]{'contents'}[1];
 
$result_trees{'punctuation_in_line_commands'}{'contents'}[2]{'contents'}[7]{'parent'}
 = $result_trees{'punctuation_in_line_commands'}{'contents'}[2];

Modified: trunk/tp/t/results/coverage_braces/abbr_acronym.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/abbr_acronym.pl  2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/coverage_braces/abbr_acronym.pl  2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -225,11 +225,6 @@
             {
               'contents' => [
                 {
-                  'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
                   'args' => [
                     {
                       'contents' => [
@@ -293,7 +288,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -447,32 +446,31 @@
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0];
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0];
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'parent'}
 = $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[0]{'args'}[0];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[0];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[1];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[2];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[3];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[3]{'parent'}
 = $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[4]{'args'}[0];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[4];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[4]{'line_nr'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[4]{'parent'}
 = $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[5]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[5]{'args'}[0];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[5]{'args'}[0]{'parent'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[5];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[5]{'line_nr'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[5]{'parent'}
 = $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[6]{'parent'}
 = $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[0];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1];
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'parent'}
 = $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6];
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0];
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[1];
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[2];
 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[0][3]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[3];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[1];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[2];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][2]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[3];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][3]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[4];
-$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][4]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[5];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[0];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[1];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][2]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[2];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][3]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[3];
+$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][4]
 = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[1]{'contents'}[4];
 $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'line_nr'} = 
$result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0]{'line_nr'};
 $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[6]{'parent'} = 
$result_trees{'abbr_acronym'}{'contents'}[0];
 $result_trees{'abbr_acronym'}{'contents'}[0]{'contents'}[7]{'parent'} = 
$result_trees{'abbr_acronym'}{'contents'}[0];

Modified: trunk/tp/t/results/coverage_braces/empty_images.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/empty_images.pl  2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/coverage_braces/empty_images.pl  2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -43,15 +43,13 @@
     {
       'args' => [
         {
-          'contents' => [
-            {
+          'contents' => [],
+          'extra' => {
+            'spaces_before_argument' => {
               'parent' => {},
               'text' => ' ',
               'type' => 'empty_spaces_before_argument'
             }
-          ],
-          'extra' => {
-            'spaces_before_argument' => {}
           },
           'parent' => {},
           'type' => 'brace_command_arg'
@@ -250,8 +248,7 @@
 $result_trees{'empty_images'}{'contents'}[0]{'parent'} = 
$result_trees{'empty_images'};
 $result_trees{'empty_images'}{'contents'}[1]{'parent'} = 
$result_trees{'empty_images'};
 $result_trees{'empty_images'}{'contents'}[2]{'parent'} = 
$result_trees{'empty_images'};
-$result_trees{'empty_images'}{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'empty_images'}{'contents'}[3]{'args'}[0];
-$result_trees{'empty_images'}{'contents'}[3]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = $result_trees{'empty_images'}{'contents'}[3]{'args'}[0]{'contents'}[0];
+$result_trees{'empty_images'}{'contents'}[3]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'empty_images'}{'contents'}[3]{'args'}[0];
 $result_trees{'empty_images'}{'contents'}[3]{'args'}[0]{'parent'} = 
$result_trees{'empty_images'}{'contents'}[3];
 
$result_trees{'empty_images'}{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'empty_images'}{'contents'}[3]{'args'}[1];
 $result_trees{'empty_images'}{'contents'}[3]{'args'}[1]{'parent'} = 
$result_trees{'empty_images'}{'contents'}[3];

Modified: trunk/tp/t/results/coverage_braces/empty_ref.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/empty_ref.pl     2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/coverage_braces/empty_ref.pl     2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -85,15 +85,13 @@
         {
           'args' => [
             {
-              'contents' => [
-                {
+              'contents' => [],
+              'extra' => {
+                'spaces_before_argument' => {
                   'parent' => {},
                   'text' => ' ',
                   'type' => 'empty_spaces_before_argument'
                 }
-              ],
-              'extra' => {
-                'spaces_before_argument' => {}
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -121,15 +119,13 @@
         {
           'args' => [
             {
-              'contents' => [
-                {
+              'contents' => [],
+              'extra' => {
+                'spaces_before_argument' => {
                   'parent' => {},
                   'text' => ' ',
                   'type' => 'empty_spaces_before_argument'
                 }
-              ],
-              'extra' => {
-                'spaces_before_argument' => {}
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -138,16 +134,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'arg'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -194,21 +189,18 @@
 $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[2]{'line_nr'} = 
$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[0]{'line_nr'};
 $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[2]{'parent'} = 
$result_trees{'empty_ref'}{'contents'}[1];
 $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[3]{'parent'} = 
$result_trees{'empty_ref'}{'contents'}[1];
-$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[4]{'args'}[0];
-$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[4]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[0];
+$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[4]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[4]{'args'}[0];
 $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[4]{'args'}[0]{'parent'} 
= $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[4];
 $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[4]{'line_nr'} = 
$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[0]{'line_nr'};
 $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[4]{'parent'} = 
$result_trees{'empty_ref'}{'contents'}[1];
 $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[5]{'parent'} = 
$result_trees{'empty_ref'}{'contents'}[1];
 $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[6]{'parent'} = 
$result_trees{'empty_ref'}{'contents'}[1];
-$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[0];
-$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[0]{'contents'}[0];
+$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[0];
 $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[0]{'parent'} 
= $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7];
 
$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[1];
-$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[1];
-$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[1]{'contents'}[0];
+$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[1];
 $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[1]{'parent'} 
= $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7];
-$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[1]{'contents'}[1];
+$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'args'}[1]{'contents'}[0];
 $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[7]{'parent'} = 
$result_trees{'empty_ref'}{'contents'}[1];
 $result_trees{'empty_ref'}{'contents'}[1]{'contents'}[8]{'parent'} = 
$result_trees{'empty_ref'}{'contents'}[1];
 $result_trees{'empty_ref'}{'contents'}[1]{'parent'} = 
$result_trees{'empty_ref'};

Modified: trunk/tp/t/results/coverage_braces/empty_second_email_argument.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/empty_second_email_argument.pl   
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage_braces/empty_second_email_argument.pl   
2017-09-24 19:59:05 UTC (rev 7968)
@@ -15,11 +15,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'a'
                 },
                 {
@@ -32,21 +27,23 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
             },
             {
-              'contents' => [
-                {
+              'contents' => [],
+              'extra' => {
+                'spaces_before_argument' => {
                   'parent' => {},
                   'text' => ' ',
                   'type' => 'empty_spaces_before_argument'
                 }
-              ],
-              'extra' => {
-                'spaces_before_argument' => {}
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -81,15 +78,13 @@
 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0];
-$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0];
-$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[3];
+$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
+$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
 
$result_trees{'empty_second_email_argument'}{'contents'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'empty_second_email_argument'}{'contents'}[0];
 $result_trees{'empty_second_email_argument'}{'contents'}[0]{'parent'} = 
$result_trees{'empty_second_email_argument'};
 

Modified: trunk/tp/t/results/coverage_braces/footnote_ending_on_empty_line.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/footnote_ending_on_empty_line.pl 
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage_braces/footnote_ending_on_empty_line.pl 
2017-09-24 19:59:05 UTC (rev 7968)
@@ -18,11 +18,6 @@
             {
               'contents' => [
                 {
-                  'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
                   'contents' => [
                     {
                       'parent' => {},
@@ -47,7 +42,11 @@
           'cmdname' => 'footnote',
           'contents' => [],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'line_nr' => {
             'file_name' => '',
@@ -64,12 +63,11 @@
   'type' => 'text_root'
 };
 
$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'footnote_ending_on_empty_line'}{'contents'}[0];
+$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1];
-$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'footnote_ending_on_empty_line'}{'contents'}[0];
 $result_trees{'footnote_ending_on_empty_line'}{'contents'}[0]{'parent'} = 
$result_trees{'footnote_ending_on_empty_line'};
 

Modified: trunk/tp/t/results/coverage_braces/footnote_not_closed.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/footnote_not_closed.pl   2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage_braces/footnote_not_closed.pl   2017-09-24 
19:59:05 UTC (rev 7968)
@@ -18,11 +18,6 @@
             {
               'contents' => [
                 {
-                  'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
                   'contents' => [
                     {
                       'parent' => {},
@@ -58,7 +53,11 @@
           'cmdname' => 'footnote',
           'contents' => [],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'line_nr' => {
             'file_name' => '',
@@ -75,14 +74,13 @@
   'type' => 'text_root'
 };
 $result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[0]{'parent'} = 
$result_trees{'footnote_not_closed'}{'contents'}[0];
+$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3];
-$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1];
-$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'args'}[0];
 $result_trees{'footnote_not_closed'}{'contents'}[0]{'contents'}[1]{'parent'} = 
$result_trees{'footnote_not_closed'}{'contents'}[0];
 $result_trees{'footnote_not_closed'}{'contents'}[0]{'parent'} = 
$result_trees{'footnote_not_closed'};
 

Modified: trunk/tp/t/results/coverage_braces/form_feed_in_brace_commands.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/form_feed_in_brace_commands.pl   
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage_braces/form_feed_in_brace_commands.pl   
2017-09-24 19:59:05 UTC (rev 7968)
@@ -90,16 +90,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => '',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'aaa'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => '',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -108,16 +107,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => '  ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'fff'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => '  ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -144,12 +142,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' 
-',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => ' ',
                   'type' => 'empty_spaces_before_paragraph'
                 },
@@ -176,7 +168,12 @@
           'cmdname' => 'footnote',
           'contents' => [],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' 
+',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'line_nr' => {},
           'parent' => {}
@@ -190,11 +187,6 @@
             {
               'contents' => [
                 {
-                  'parent' => {},
-                  'text' => '  ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
                   'contents' => [
                     {
                       'parent' => {},
@@ -227,7 +219,11 @@
           'cmdname' => 'footnote',
           'contents' => [],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => '  ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'line_nr' => {
             'file_name' => '',
@@ -263,35 +259,31 @@
 $result_trees{'form_feed_in_brace_commands'}{'contents'}[1]{'parent'} = 
$result_trees{'form_feed_in_brace_commands'};
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[0]{'parent'}
 = $result_trees{'form_feed_in_brace_commands'}{'contents'}[2];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[0];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[0];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[0];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[1];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[1];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[1];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[1]{'parent'}
 = $result_trees{'form_feed_in_brace_commands'}{'contents'}[2];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0];
+$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[1];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[2];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0]{'parent'}
 = $result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[0];
+$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'args'}[0];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[2]{'parent'}
 = $result_trees{'form_feed_in_brace_commands'}{'contents'}[2];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[3]{'parent'}
 = $result_trees{'form_feed_in_brace_commands'}{'contents'}[2];
+$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[0];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[1];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0];
+$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[2];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[3];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'parent'}
 = $result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4];
-$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0]{'contents'}[0];
+$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'args'}[0];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[4]{'parent'}
 = $result_trees{'form_feed_in_brace_commands'}{'contents'}[2];
 
$result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'contents'}[5]{'parent'}
 = $result_trees{'form_feed_in_brace_commands'}{'contents'}[2];
 $result_trees{'form_feed_in_brace_commands'}{'contents'}[2]{'parent'} = 
$result_trees{'form_feed_in_brace_commands'};
@@ -320,7 +312,7 @@
 
    (1) f1
 
-   (2) gg
+   (2) gg
 
    jj
 

Modified: trunk/tp/t/results/coverage_braces/heading_in_footnote.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/heading_in_footnote.pl   2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage_braces/heading_in_footnote.pl   2017-09-24 
19:59:05 UTC (rev 7968)
@@ -18,12 +18,6 @@
             {
               'contents' => [
                 {
-                  'parent' => {},
-                  'text' => '
-',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
                   'contents' => [
                     {
                       'parent' => {},
@@ -148,7 +142,12 @@
           'cmdname' => 'footnote',
           'contents' => [],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => '
+',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'line_nr' => {
             'file_name' => '',
@@ -170,8 +169,15 @@
   'type' => 'text_root'
 };
 $result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[0]{'parent'} = 
$result_trees{'heading_in_footnote'}{'contents'}[0];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'extra'}{'misc_content'}[0]
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0];
@@ -178,24 +184,16 @@
 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'misc_content'}[0]
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[1];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'index_entry'}{'command'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'index_entry'}{'content'}[0]
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[1];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'index_entry'}{'content_normalized'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'index_entry'}{'content'};
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'misc_content'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'index_entry'}{'content'};
 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'extra'}{'index_entry'}{'command'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'extra'}{'index_entry'}{'content'}[0]
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[1];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'extra'}{'index_entry'}{'content_normalized'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'extra'}{'index_entry'}{'content'};
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'extra'}{'misc_content'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'extra'}{'index_entry'}{'content'};
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3];
 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1];
-$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0];
 $result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[1]{'parent'} = 
$result_trees{'heading_in_footnote'}{'contents'}[0];
 $result_trees{'heading_in_footnote'}{'contents'}[0]{'contents'}[2]{'parent'} = 
$result_trees{'heading_in_footnote'}{'contents'}[0];
 $result_trees{'heading_in_footnote'}{'contents'}[0]{'parent'} = 
$result_trees{'heading_in_footnote'};

Modified: trunk/tp/t/results/coverage_braces/inforef_too_much_args.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/inforef_too_much_args.pl 2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage_braces/inforef_too_much_args.pl 2017-09-24 
19:59:05 UTC (rev 7968)
@@ -65,16 +65,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'cross ref name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -83,16 +82,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'file name, spurious arg'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -168,16 +166,14 @@
 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[2];
-$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[2];
-$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[2]{'contents'}[0];
+$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[2];
 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[2]{'parent'}
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[2]{'contents'}[1];
+$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[2]{'contents'}[0];
 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'inforef_too_much_args'}{'contents'}[1]{'contents'}[1];

Modified: trunk/tp/t/results/coverage_braces/nested_args.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/nested_args.pl   2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/coverage_braces/nested_args.pl   2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -51,11 +51,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'descr '
                 },
                 {
@@ -78,7 +73,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -87,11 +86,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'S'
                 },
                 {
@@ -118,7 +112,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -126,12 +124,6 @@
             {
               'contents' => [
                 {
-                  'parent' => {},
-                  'text' => ' 
-',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
                   'args' => [
                     {
                       'contents' => [
@@ -155,7 +147,12 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' 
+',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -212,37 +209,34 @@
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'} 
= $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'line_nr'};
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'line_nr'};
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'parent'} 
= $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[0]{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'args'}[0];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'line_nr'};
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'args'}[0];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'line_nr'};
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[3]{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[0];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'parent'} 
= $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[0]{'args'}[0];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[0];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'args'}[0];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[0];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'parent'} 
= $result_trees{'nested_args'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][1]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][2]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[3];
-$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[0];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][1]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][2]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2];
+$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[0];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'node_argument'}{'node_content'}[1]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'node_argument'}{'node_content'}[2]
 = 
$result_trees{'nested_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];

Modified: trunk/tp/t/results/coverage_braces/nested_in_sc.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/nested_in_sc.pl  2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/coverage_braces/nested_in_sc.pl  2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -156,16 +156,15 @@
                               'contents' => [
                                 {
                                   'parent' => {},
-                                  'text' => ' ',
-                                  'type' => 'empty_spaces_before_argument'
-                                },
-                                {
-                                  'parent' => {},
                                   'text' => 'expl'
                                 }
                               ],
                               'extra' => {
-                                'spaces_before_argument' => {}
+                                'spaces_before_argument' => {
+                                  'parent' => {},
+                                  'text' => ' ',
+                                  'type' => 'empty_spaces_before_argument'
+                                }
                               },
                               'parent' => {},
                               'type' => 'brace_command_arg'
@@ -276,11 +275,10 @@
 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[0];
 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[0]{'parent'}
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11];
 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[1];
-$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[1];
-$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[1]{'contents'}[0];
+$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[1];
 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[1]{'parent'}
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11];
 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[0];
-$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[1]{'contents'}[1];
+$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'args'}[1]{'contents'}[0];
 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'line_nr'}
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[11]{'parent'}
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[12]{'parent'}
 = 
$result_trees{'nested_in_sc'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0];

Modified: trunk/tp/t/results/coverage_braces/recursive_acronym.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/recursive_acronym.pl     2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage_braces/recursive_acronym.pl     2017-09-24 
19:59:05 UTC (rev 7968)
@@ -24,11 +24,6 @@
             {
               'contents' => [
                 {
-                  'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
                   'args' => [
                     {
                       'contents' => [
@@ -64,7 +59,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -100,18 +99,17 @@
 };
 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0];
+$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0];
+$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2];
-$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'line_nr'} = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'};
+$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'line_nr'} = 
$result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'line_nr'};
 $result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[0]{'parent'} = 
$result_trees{'recursive_acronym'}{'contents'}[0];
 $result_trees{'recursive_acronym'}{'contents'}[0]{'contents'}[1]{'parent'} = 
$result_trees{'recursive_acronym'}{'contents'}[0];
 $result_trees{'recursive_acronym'}{'contents'}[0]{'parent'} = 
$result_trees{'recursive_acronym'};

Modified: trunk/tp/t/results/coverage_braces/ref_empty_node.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/ref_empty_node.pl        2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage_braces/ref_empty_node.pl        2017-09-24 
19:59:05 UTC (rev 7968)
@@ -84,15 +84,13 @@
               'type' => 'brace_command_arg'
             },
             {
-              'contents' => [
-                {
+              'contents' => [],
+              'extra' => {
+                'spaces_before_argument' => {
                   'parent' => {},
                   'text' => ' ',
                   'type' => 'empty_spaces_before_argument'
                 }
-              ],
-              'extra' => {
-                'spaces_before_argument' => {}
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -101,16 +99,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'Manual'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -181,15 +178,13 @@
         {
           'args' => [
             {
-              'contents' => [
-                {
+              'contents' => [],
+              'extra' => {
+                'spaces_before_argument' => {
                   'parent' => {},
                   'text' => ' ',
                   'type' => 'empty_spaces_before_argument'
                 }
-              ],
-              'extra' => {
-                'spaces_before_argument' => {}
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -198,16 +193,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'Bidule'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -216,16 +210,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'Truc'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -234,16 +227,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'file'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -252,16 +244,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'Printed'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -317,14 +308,12 @@
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[1]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[2]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[3];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[3];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[3]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[4]{'contents'}[0]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[4];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[4]{'contents'}[1]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[4];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[4]{'contents'}[0];
+$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[4];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[4]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[4]{'contents'}[1];
+$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'args'}[4]{'contents'}[0];
 $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'line_nr'} = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[0]{'line_nr'};
 $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[2]{'parent'} = 
$result_trees{'ref_empty_node'}{'contents'}[1];
 $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[3]{'parent'} = 
$result_trees{'ref_empty_node'}{'contents'}[1];
@@ -336,29 +325,24 @@
 $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[4]{'line_nr'} = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[0]{'line_nr'};
 $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[4]{'parent'} = 
$result_trees{'ref_empty_node'}{'contents'}[1];
 $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[5]{'parent'} = 
$result_trees{'ref_empty_node'}{'contents'}[1];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[0];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[0]{'contents'}[0];
+$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[0];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[0]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[1];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[1];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[1];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[2]{'contents'}[0]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[2];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[2]{'contents'}[1]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[2];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[2]{'contents'}[0];
+$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[2];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[2]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[3];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[3]{'contents'}[1]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[3];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[3];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[3]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[4]{'contents'}[0]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[4];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[4]{'contents'}[1]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[4];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[4]{'contents'}[0];
+$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[4];
 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[4]{'parent'}
 = $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[1];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[2]{'contents'}[1];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[3]{'contents'}[1];
-$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[4]{'contents'}[1];
+$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[2]{'contents'}[0];
+$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[3]{'contents'}[0];
+$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'args'}[4]{'contents'}[0];
 $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[6]{'parent'} = 
$result_trees{'ref_empty_node'}{'contents'}[1];
 $result_trees{'ref_empty_node'}{'contents'}[1]{'contents'}[7]{'parent'} = 
$result_trees{'ref_empty_node'}{'contents'}[1];
 $result_trees{'ref_empty_node'}{'contents'}[1]{'parent'} = 
$result_trees{'ref_empty_node'};

Modified: trunk/tp/t/results/coverage_braces/space_in_anchor.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/space_in_anchor.pl       2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage_braces/space_in_anchor.pl       2017-09-24 
19:59:05 UTC (rev 7968)
@@ -13,11 +13,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => '   ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => 'anchor  name'
             },
             {
@@ -27,7 +22,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => '   ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'brace_command_arg'
@@ -69,11 +68,10 @@
 };
 
$result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0];
 
$result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0];
-$result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0];
-$result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = $result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0];
 $result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0]{'parent'} = 
$result_trees{'space_in_anchor'}{'contents'}[0];
-$result_trees{'space_in_anchor'}{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = $result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'space_in_anchor'}{'contents'}[0]{'extra'}{'node_content'}[0] = 
$result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0]{'contents'}[1];
+$result_trees{'space_in_anchor'}{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = $result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'space_in_anchor'}{'contents'}[0]{'extra'}{'node_content'}[0] = 
$result_trees{'space_in_anchor'}{'contents'}[0]{'args'}[0]{'contents'}[0];
 $result_trees{'space_in_anchor'}{'contents'}[0]{'parent'} = 
$result_trees{'space_in_anchor'};
 $result_trees{'space_in_anchor'}{'contents'}[1]{'contents'}[0]{'parent'} = 
$result_trees{'space_in_anchor'}{'contents'}[1];
 $result_trees{'space_in_anchor'}{'contents'}[1]{'parent'} = 
$result_trees{'space_in_anchor'};

Modified: trunk/tp/t/results/coverage_braces/space_in_footnote.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/space_in_footnote.pl     2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage_braces/space_in_footnote.pl     2017-09-24 
19:59:05 UTC (rev 7968)
@@ -18,11 +18,6 @@
             {
               'contents' => [
                 {
-                  'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
                   'contents' => [
                     {
                       'parent' => {},
@@ -40,7 +35,11 @@
           'cmdname' => 'footnote',
           'contents' => [],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'line_nr' => {
             'file_name' => '',
@@ -57,11 +56,10 @@
   'type' => 'text_root'
 };
 $result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[0]{'parent'} = 
$result_trees{'space_in_footnote'}{'contents'}[0];
+$result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1];
-$result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'args'}[0];
 $result_trees{'space_in_footnote'}{'contents'}[0]{'contents'}[1]{'parent'} = 
$result_trees{'space_in_footnote'}{'contents'}[0];
 $result_trees{'space_in_footnote'}{'contents'}[0]{'parent'} = 
$result_trees{'space_in_footnote'};
 

Modified: trunk/tp/t/results/coverage_braces/space_in_image.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/space_in_image.pl        2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/coverage_braces/space_in_image.pl        2017-09-24 
19:59:05 UTC (rev 7968)
@@ -13,11 +13,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => 'a'
             },
             {
@@ -27,7 +22,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'brace_command_arg'
@@ -46,16 +45,15 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => 'cc'
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'brace_command_arg'
@@ -131,11 +129,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'f'
                 },
                 {
@@ -145,7 +138,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -176,14 +173,12 @@
 };
 
$result_trees{'space_in_image'}{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[0];
 
$result_trees{'space_in_image'}{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[0];
-$result_trees{'space_in_image'}{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[0];
-$result_trees{'space_in_image'}{'contents'}[0]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'space_in_image'}{'contents'}[0]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[0];
 $result_trees{'space_in_image'}{'contents'}[0]{'args'}[0]{'parent'} = 
$result_trees{'space_in_image'}{'contents'}[0];
 
$result_trees{'space_in_image'}{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[1];
 $result_trees{'space_in_image'}{'contents'}[0]{'args'}[1]{'parent'} = 
$result_trees{'space_in_image'}{'contents'}[0];
 
$result_trees{'space_in_image'}{'contents'}[0]{'args'}[2]{'contents'}[0]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[2];
-$result_trees{'space_in_image'}{'contents'}[0]{'args'}[2]{'contents'}[1]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[2];
-$result_trees{'space_in_image'}{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[2]{'contents'}[0];
+$result_trees{'space_in_image'}{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[2];
 $result_trees{'space_in_image'}{'contents'}[0]{'args'}[2]{'parent'} = 
$result_trees{'space_in_image'}{'contents'}[0];
 
$result_trees{'space_in_image'}{'contents'}[0]{'args'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[3];
 
$result_trees{'space_in_image'}{'contents'}[0]{'args'}[3]{'contents'}[1]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[3];
@@ -191,9 +186,9 @@
 
$result_trees{'space_in_image'}{'contents'}[0]{'args'}[4]{'contents'}[0]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[4];
 
$result_trees{'space_in_image'}{'contents'}[0]{'args'}[4]{'contents'}[1]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[4];
 $result_trees{'space_in_image'}{'contents'}[0]{'args'}[4]{'parent'} = 
$result_trees{'space_in_image'}{'contents'}[0];
-$result_trees{'space_in_image'}{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[0]{'contents'}[1];
+$result_trees{'space_in_image'}{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'space_in_image'}{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[1]{'contents'}[0];
-$result_trees{'space_in_image'}{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[2]{'contents'}[1];
+$result_trees{'space_in_image'}{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[2]{'contents'}[0];
 
$result_trees{'space_in_image'}{'contents'}[0]{'extra'}{'brace_command_contents'}[3][0]
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[3]{'contents'}[0];
 
$result_trees{'space_in_image'}{'contents'}[0]{'extra'}{'brace_command_contents'}[4][0]
 = $result_trees{'space_in_image'}{'contents'}[0]{'args'}[4]{'contents'}[0];
 $result_trees{'space_in_image'}{'contents'}[0]{'parent'} = 
$result_trees{'space_in_image'};
@@ -200,10 +195,9 @@
 $result_trees{'space_in_image'}{'contents'}[1]{'contents'}[0]{'parent'} = 
$result_trees{'space_in_image'}{'contents'}[1];
 
$result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0];
 
$result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0];
 
$result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1];
-$result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1];
+$result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
 $result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'line_nr'} = 
$result_trees{'space_in_image'}{'contents'}[0]{'line_nr'};
 $result_trees{'space_in_image'}{'contents'}[1]{'contents'}[1]{'parent'} = 
$result_trees{'space_in_image'}{'contents'}[1];
 $result_trees{'space_in_image'}{'contents'}[1]{'contents'}[2]{'parent'} = 
$result_trees{'space_in_image'}{'contents'}[1];

Modified: trunk/tp/t/results/coverage_braces/test_image.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/test_image.pl    2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/coverage_braces/test_image.pl    2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -406,16 +406,15 @@
                       'contents' => [
                         {
                           'parent' => {},
-                          'text' => ' ',
-                          'type' => 'empty_spaces_before_argument'
-                        },
-                        {
-                          'parent' => {},
                           'text' => '1cm'
                         }
                       ],
                       'extra' => {
-                        'spaces_before_argument' => {}
+                        'spaces_before_argument' => {
+                          'parent' => {},
+                          'text' => ' ',
+                          'type' => 'empty_spaces_before_argument'
+                        }
                       },
                       'parent' => {},
                       'type' => 'brace_command_arg'
@@ -424,11 +423,6 @@
                       'contents' => [
                         {
                           'parent' => {},
-                          'text' => ' ',
-                          'type' => 'empty_spaces_before_argument'
-                        },
-                        {
-                          'parent' => {},
                           'text' => 'alt '
                         },
                         {
@@ -539,7 +533,11 @@
                         }
                       ],
                       'extra' => {
-                        'spaces_before_argument' => {}
+                        'spaces_before_argument' => {
+                          'parent' => {},
+                          'text' => ' ',
+                          'type' => 'empty_spaces_before_argument'
+                        }
                       },
                       'parent' => {},
                       'type' => 'brace_command_arg'
@@ -1085,16 +1083,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => '1cm'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1103,11 +1100,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'alt '
                     },
                     {
@@ -1218,7 +1210,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1715,16 +1711,15 @@
                       'contents' => [
                         {
                           'parent' => {},
-                          'text' => ' ',
-                          'type' => 'empty_spaces_before_argument'
-                        },
-                        {
-                          'parent' => {},
                           'text' => '1cm'
                         }
                       ],
                       'extra' => {
-                        'spaces_before_argument' => {}
+                        'spaces_before_argument' => {
+                          'parent' => {},
+                          'text' => ' ',
+                          'type' => 'empty_spaces_before_argument'
+                        }
                       },
                       'parent' => {},
                       'type' => 'brace_command_arg'
@@ -1733,11 +1728,6 @@
                       'contents' => [
                         {
                           'parent' => {},
-                          'text' => ' ',
-                          'type' => 'empty_spaces_before_argument'
-                        },
-                        {
-                          'parent' => {},
                           'text' => 'alt '
                         },
                         {
@@ -1848,7 +1838,11 @@
                         }
                       ],
                       'extra' => {
-                        'spaces_before_argument' => {}
+                        'spaces_before_argument' => {
+                          'parent' => {},
+                          'text' => ' ',
+                          'type' => 'empty_spaces_before_argument'
+                        }
                       },
                       'parent' => {},
                       'type' => 'brace_command_arg'
@@ -2065,11 +2059,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'Image with commands'
                 },
                 {
@@ -2080,7 +2069,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -2402,16 +2395,15 @@
                       'contents' => [
                         {
                           'parent' => {},
-                          'text' => ' ',
-                          'type' => 'empty_spaces_before_argument'
-                        },
-                        {
-                          'parent' => {},
                           'text' => '1cm'
                         }
                       ],
                       'extra' => {
-                        'spaces_before_argument' => {}
+                        'spaces_before_argument' => {
+                          'parent' => {},
+                          'text' => ' ',
+                          'type' => 'empty_spaces_before_argument'
+                        }
                       },
                       'parent' => {},
                       'type' => 'brace_command_arg'
@@ -2420,11 +2412,6 @@
                       'contents' => [
                         {
                           'parent' => {},
-                          'text' => ' ',
-                          'type' => 'empty_spaces_before_argument'
-                        },
-                        {
-                          'parent' => {},
                           'text' => 'alt '
                         },
                         {
@@ -2535,7 +2522,11 @@
                         }
                       ],
                       'extra' => {
-                        'spaces_before_argument' => {}
+                        'spaces_before_argument' => {
+                          'parent' => {},
+                          'text' => ' ',
+                          'type' => 'empty_spaces_before_argument'
+                        }
                       },
                       'parent' => {},
                       'type' => 'brace_command_arg'
@@ -2993,16 +2984,15 @@
                               'contents' => [
                                 {
                                   'parent' => {},
-                                  'text' => ' ',
-                                  'type' => 'empty_spaces_before_argument'
-                                },
-                                {
-                                  'parent' => {},
                                   'text' => '1cm'
                                 }
                               ],
                               'extra' => {
-                                'spaces_before_argument' => {}
+                                'spaces_before_argument' => {
+                                  'parent' => {},
+                                  'text' => ' ',
+                                  'type' => 'empty_spaces_before_argument'
+                                }
                               },
                               'parent' => {},
                               'type' => 'brace_command_arg'
@@ -3011,11 +3001,6 @@
                               'contents' => [
                                 {
                                   'parent' => {},
-                                  'text' => ' ',
-                                  'type' => 'empty_spaces_before_argument'
-                                },
-                                {
-                                  'parent' => {},
                                   'text' => 'alt '
                                 },
                                 {
@@ -3126,7 +3111,11 @@
                                 }
                               ],
                               'extra' => {
-                                'spaces_before_argument' => {}
+                                'spaces_before_argument' => {
+                                  'parent' => {},
+                                  'text' => ' ',
+                                  'type' => 'empty_spaces_before_argument'
+                                }
                               },
                               'parent' => {},
                               'type' => 'brace_command_arg'
@@ -3525,35 +3514,33 @@
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[1];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[2];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[2];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[2];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[5]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[8]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[4];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[4];
@@ -3582,14 +3569,14 @@
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][9]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[9];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][10]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[1];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][1]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][2]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[3];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][3]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[4];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][4]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[5];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][5]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6];
-$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][6]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][1]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][2]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][3]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[3];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][4]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[4];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][5]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[5];
+$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][6]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[0];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][1]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][2]
 = 
$result_trees{'test_image'}{'contents'}[0]{'contents'}[3]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[2];
@@ -3702,35 +3689,33 @@
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[2];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[2]{'parent'}
 = $result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[5]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[6]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[6]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[6];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[6]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[7]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[7]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[7]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[7];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[7]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[7]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[8]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'parent'}
 = $result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[4];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[4];
@@ -3759,14 +3744,14 @@
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][9]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[9];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][10]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[10];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[2]{'contents'}[1];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][1]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][2]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][3]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[4];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][4]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[5];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][5]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[6];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][6]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[7];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][1]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[1];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][2]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[2];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][3]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[3];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][4]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[4];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][5]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[5];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][6]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[3]{'contents'}[6];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[4]{'contents'}[0];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][1]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[4]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][2]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[4]{'contents'}[1]{'args'}[4]{'contents'}[2];
@@ -3868,35 +3853,33 @@
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[2]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[2];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[10]{'line_nr'};
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[10]{'line_nr'};
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[10]{'line_nr'};
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[10]{'line_nr'};
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[5]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[6]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[6]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[6];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[6]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[7]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[7]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[7]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[7];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[7]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[7]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[8]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[4];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[4];
@@ -3925,14 +3908,14 @@
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[0][9]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[9];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[0][10]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[10];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[1]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[2]{'contents'}[1];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][1]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][2]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][3]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[4];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][4]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[5];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][5]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[6];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][6]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[7];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[2]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][1]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[1];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][2]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[2];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][3]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[3];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][4]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[4];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][5]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[5];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[3][6]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[3]{'contents'}[6];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[4]{'contents'}[0];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[4][1]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[4]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[4][2]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[10]{'contents'}[1]{'contents'}[4]{'args'}[4]{'contents'}[2];
@@ -3966,8 +3949,7 @@
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[0]{'parent'} 
= $result_trees{'test_image'}{'contents'}[1]{'contents'}[12];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1]{'parent'} 
= $result_trees{'test_image'}{'contents'}[1]{'contents'}[12];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[0]{'args'}[0];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[0]{'args'}[0];
@@ -4047,35 +4029,33 @@
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[2];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[5]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[8]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[4];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[4];
@@ -4104,14 +4084,14 @@
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][9]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[9];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][10]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[1];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][1]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][2]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][3]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[4];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][4]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[5];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][5]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][6]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][1]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][2]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][3]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[3];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][4]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[4];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][5]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[5];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][6]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[0];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][1]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][2]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[2];
@@ -4206,35 +4186,33 @@
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[2];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[4]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[5]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'args'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'args'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'args'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'line_nr'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10]{'line_nr'};
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[8]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[4];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[4];
@@ -4263,14 +4241,14 @@
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][9]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[9];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][10]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[10];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[1];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][1]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][2]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[3];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][3]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[4];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][4]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[5];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][5]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][6]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[7];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][1]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[1];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][2]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[2];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][3]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[3];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][4]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[4];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][5]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[5];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][6]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[6];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[0];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][1]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[1];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][2]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[2];
@@ -4299,10 +4277,10 @@
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[7]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[7]{'args'}[0]{'contents'}[0];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[7]{'parent'}
 = $result_trees{'test_image'}{'contents'}[1]{'contents'}[12];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[0]{'contents'}[1];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1]{'contents'}[1];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1]{'contents'}[0];
 $result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'extra'}{'caption'} 
= $result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[5];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'extra'}{'end_command'}
 = $result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'contents'}[7];
-$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'extra'}{'node_content'}[0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1]{'contents'}[1];
+$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'extra'}{'node_content'}[0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[1]{'contents'}[0];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[0]{'contents'}[0];
 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'args'}[0]{'contents'}[1];
 $result_trees{'test_image'}{'contents'}[1]{'contents'}[12]{'parent'} = 
$result_trees{'test_image'}{'contents'}[1];

Modified: trunk/tp/t/results/coverage_braces/too_much_args.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/too_much_args.pl 2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/coverage_braces/too_much_args.pl 2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -25,16 +25,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'A truc Z b, E eep'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -69,11 +68,10 @@
 
$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 $result_trees{'too_much_args'}{'contents'}[0]{'contents'}[0]{'parent'} = 
$result_trees{'too_much_args'}{'contents'}[0];
 $result_trees{'too_much_args'}{'contents'}[0]{'parent'} = 
$result_trees{'too_much_args'};
 

Modified: trunk/tp/t/results/coverage_braces/uref_in_ref.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/uref_in_ref.pl   2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/coverage_braces/uref_in_ref.pl   2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -25,11 +25,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'cross ref with uref '
                 },
                 {
@@ -76,7 +71,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -85,11 +84,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'title with uref2 '
                 },
                 {
@@ -132,7 +126,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -141,11 +139,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'info file with uref3 '
                 },
                 {
@@ -188,7 +181,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -197,11 +194,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'printed manual with uref4 '
                 },
                 {
@@ -244,7 +236,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -307,64 +303,60 @@
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'} 
= $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'parent'} 
= $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[0]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'args'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'args'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'};
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'args'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'args'}[1];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'args'}[1]{'contents'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'line_nr'};
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'parent'} 
= $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'args'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'args'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'};
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2]{'args'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2]{'args'}[1];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2]{'args'}[1]{'contents'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'line_nr'};
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'parent'} 
= $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[0]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1]{'args'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1]{'args'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'};
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2]{'args'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2]{'args'}[1];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2]{'args'}[1]{'contents'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'line_nr'};
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'parent'} 
= $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][1]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[3][1]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[2];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[4][1]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[2];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][1]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[2]{'contents'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[3][1]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[3]{'contents'}[1];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[0];
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[4][1]
 = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[4]{'contents'}[1];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'line_nr'} = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'line_nr'};
+$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'line_nr'} = 
$result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'};
 $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[0]{'parent'} = 
$result_trees{'uref_in_ref'}{'contents'}[0];
 $result_trees{'uref_in_ref'}{'contents'}[0]{'contents'}[1]{'parent'} = 
$result_trees{'uref_in_ref'}{'contents'}[0];
 $result_trees{'uref_in_ref'}{'contents'}[0]{'parent'} = 
$result_trees{'uref_in_ref'};

Modified: trunk/tp/t/results/coverage_braces/verb_in_xref.pl
===================================================================
--- trunk/tp/t/results/coverage_braces/verb_in_xref.pl  2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/coverage_braces/verb_in_xref.pl  2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -64,11 +64,6 @@
                 {
                   'contents' => [
                     {
-                      'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
                       'args' => [
                         {
                           'contents' => [
@@ -115,7 +110,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -185,20 +184,19 @@
 $result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[0]{'parent'} = 
$result_trees{'verb_in_xref'}{'contents'}[1];
 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
+$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0];
+$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0];
+$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0];
+$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0];
+$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'label'}
 = $result_trees{'verb_in_xref'}{'contents'}[1];
 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'};
+$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'line_nr'};
 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1];
 $result_trees{'verb_in_xref'}{'contents'}[1]{'contents'}[1]{'parent'} = 
$result_trees{'verb_in_xref'}{'contents'}[1];

Modified: trunk/tp/t/results/def/empty_def_arguments.pl
===================================================================
--- trunk/tp/t/results/def/empty_def_arguments.pl       2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/def/empty_def_arguments.pl       2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -440,15 +440,13 @@
                   'text' => ' '
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'line_nr' => {},
                   'parent' => {},
@@ -727,8 +725,7 @@
 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0];
 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0];
 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0];
-$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[2];
-$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[2]{'contents'}[0];
+$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[2];
 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0];
 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'empty_def_arguments'}{'contents'}[0]{'contents'}[6]{'args'}[0];

Modified: trunk/tp/t/results/def/end_of_lines_protected_in_footnote.pl
===================================================================
--- trunk/tp/t/results/def/end_of_lines_protected_in_footnote.pl        
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/def/end_of_lines_protected_in_footnote.pl        
2017-09-24 19:59:05 UTC (rev 7968)
@@ -14,12 +14,6 @@
             {
               'contents' => [
                 {
-                  'parent' => {},
-                  'text' => '
-',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
                   'cmdname' => 'deffn',
                   'contents' => [
                     {
@@ -333,7 +327,12 @@
           'cmdname' => 'footnote',
           'contents' => [],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => '
+',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'line_nr' => {
             'file_name' => '',
@@ -354,48 +353,47 @@
   ],
   'type' => 'text_root'
 };
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[5]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[6]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[7]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[8]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[8];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[8]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[9]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'def_args'}[10][1]
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'def_args'}[16][1]
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[4];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'def_args'}[18][1]
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[6];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'def_args'}[20][1]
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[8];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'def_parsed_hash'}{'category'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'def_args'}[0][1];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'def_parsed_hash'}{'name'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'def_args'}[2][1];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'index_entry'}{'command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'index_entry'}{'content'}[0]
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'def_args'}[2][1];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'index_entry'}{'content_normalized'}[0]
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'def_args'}[2][1];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2]{'extra'}{'command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'extra'}{'end_command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[2];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[6]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[7]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[8]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[8];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[8]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[9]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'def_args'}[10][1]
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'def_args'}[16][1]
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[4];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'def_args'}[18][1]
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[6];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'def_args'}[20][1]
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[8];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'def_parsed_hash'}{'category'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'def_args'}[0][1];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'def_parsed_hash'}{'name'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'def_args'}[2][1];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'index_entry'}{'command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'index_entry'}{'content'}[0]
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'def_args'}[2][1];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'index_entry'}{'content_normalized'}[0]
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'def_args'}[2][1];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'extra'}{'command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'extra'}{'end_command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'line_nr'};
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0];
-$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0];
 
$result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0];
 $result_trees{'end_of_lines_protected_in_footnote'}{'contents'}[0]{'parent'} = 
$result_trees{'end_of_lines_protected_in_footnote'};

Modified: trunk/tp/t/results/def/inter_item_commands_in_def.pl
===================================================================
--- trunk/tp/t/results/def/inter_item_commands_in_def.pl        2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/def/inter_item_commands_in_def.pl        2017-09-24 
19:59:05 UTC (rev 7968)
@@ -180,16 +180,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'log trap1'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'line_nr' => {
                     'file_name' => '',
@@ -627,8 +626,7 @@
 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2];
-$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2];
-$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2]{'contents'}[0];
+$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2];
 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[4]{'line_nr'}
 = 
$result_trees{'inter_item_commands_in_def'}{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2]{'line_nr'};

Modified: trunk/tp/t/results/def/inter_item_commands_in_def_in_example.pl
===================================================================
--- trunk/tp/t/results/def/inter_item_commands_in_def_in_example.pl     
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/def/inter_item_commands_in_def_in_example.pl     
2017-09-24 19:59:05 UTC (rev 7968)
@@ -198,16 +198,15 @@
                       'contents' => [
                         {
                           'parent' => {},
-                          'text' => ' ',
-                          'type' => 'empty_spaces_before_argument'
-                        },
-                        {
-                          'parent' => {},
                           'text' => 'log trap1'
                         }
                       ],
                       'extra' => {
-                        'spaces_before_argument' => {}
+                        'spaces_before_argument' => {
+                          'parent' => {},
+                          'text' => ' ',
+                          'type' => 'empty_spaces_before_argument'
+                        }
                       },
                       'line_nr' => {
                         'file_name' => '',
@@ -707,8 +706,7 @@
 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2];
-$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2];
-$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'contents'}[0];
+$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2];
 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[4]{'line_nr'}
 = 
$result_trees{'inter_item_commands_in_def_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'line_nr'};

Modified: trunk/tp/t/results/def/leading_space_in_def_arg.pl
===================================================================
--- trunk/tp/t/results/def/leading_space_in_def_arg.pl  2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/def/leading_space_in_def_arg.pl  2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -30,16 +30,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'line_nr' => {
                     'file_name' => '',
@@ -174,8 +173,7 @@
 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[0];
+$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'leading_space_in_def_arg'}{'contents'}[0]{'contents'}[0];

Modified: trunk/tp/t/results/def/space_in_def_for_index.pl
===================================================================
--- trunk/tp/t/results/def/space_in_def_for_index.pl    2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/def/space_in_def_for_index.pl    2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -66,11 +66,6 @@
                       'contents' => [
                         {
                           'parent' => {},
-                          'text' => ' ',
-                          'type' => 'empty_spaces_before_argument'
-                        },
-                        {
-                          'parent' => {},
                           'text' => 'Category'
                         },
                         {
@@ -80,7 +75,11 @@
                         }
                       ],
                       'extra' => {
-                        'spaces_before_argument' => {}
+                        'spaces_before_argument' => {
+                          'parent' => {},
+                          'text' => ' ',
+                          'type' => 'empty_spaces_before_argument'
+                        }
                       },
                       'line_nr' => {
                         'file_name' => '',
@@ -98,11 +97,6 @@
                       'contents' => [
                         {
                           'parent' => {},
-                          'text' => ' ',
-                          'type' => 'empty_spaces_before_argument'
-                        },
-                        {
-                          'parent' => {},
                           'text' => 'name'
                         },
                         {
@@ -112,7 +106,11 @@
                         }
                       ],
                       'extra' => {
-                        'spaces_before_argument' => {}
+                        'spaces_before_argument' => {
+                          'parent' => {},
+                          'text' => ' ',
+                          'type' => 'empty_spaces_before_argument'
+                        }
                       },
                       'line_nr' => {},
                       'parent' => {},
@@ -126,11 +124,6 @@
                       'contents' => [
                         {
                           'parent' => {},
-                          'text' => ' ',
-                          'type' => 'empty_spaces_before_argument'
-                        },
-                        {
-                          'parent' => {},
                           'text' => 'argument'
                         },
                         {
@@ -140,7 +133,11 @@
                         }
                       ],
                       'extra' => {
-                        'spaces_before_argument' => {}
+                        'spaces_before_argument' => {
+                          'parent' => {},
+                          'text' => ' ',
+                          'type' => 'empty_spaces_before_argument'
+                        }
                       },
                       'line_nr' => {},
                       'parent' => {},
@@ -468,21 +465,18 @@
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3];
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3];
-$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'contents'}[2]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3];
-$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'contents'}[0];
+$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3];
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5]{'contents'}[0]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5];
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5]{'contents'}[1]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5];
-$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5]{'contents'}[2]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5];
-$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5]{'contents'}[0];
+$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5];
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5]{'line_nr'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[5]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[6]{'parent'}
 = 
$result_trees{'space_in_def_for_index'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];

Modified: trunk/tp/t/results/def/wrong_braces_simple.pl
===================================================================
--- trunk/tp/t/results/def/wrong_braces_simple.pl       2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/def/wrong_braces_simple.pl       2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -389,16 +389,14 @@
                   'text' => 'truc machin bidule chose and '
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => '
 ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'line_nr' => {
                     'file_name' => '',
@@ -589,11 +587,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'and after'
                     },
                     {
@@ -604,7 +597,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'line_nr' => {
                     'file_name' => '',
@@ -1155,16 +1152,14 @@
                   'text' => 'truc machin bidule chose and '
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => '
 ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'line_nr' => {
                     'file_name' => '',
@@ -1299,11 +1294,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'and after'
                     },
                     {
@@ -1314,7 +1304,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'line_nr' => {
                     'file_name' => '',
@@ -1530,8 +1524,7 @@
 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = $result_trees{'wrong_braces_simple'}{'contents'}[4];
 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0];
 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0];
-$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[0];
+$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[2];
 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0];
 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0];
 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'extra'}{'def_args'}[10][1]
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[2];
@@ -1560,8 +1553,7 @@
 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0];
 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2];
 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[2]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[0];
+$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2];
 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0];
 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0];
 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'extra'}{'def_args'}[10][1]
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[6]{'contents'}[0]{'args'}[0]{'contents'}[2];
@@ -1620,8 +1612,7 @@
 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = $result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3];
 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0];
 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0];
-$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0]{'contents'}[2];
-$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[0];
+$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0]{'contents'}[2];
 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0];
 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0]{'parent'}
 = $result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3];
 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'extra'}{'def_args'}[10][1]
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[3]{'args'}[0]{'contents'}[2];
@@ -1638,8 +1629,7 @@
 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0];
 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[2];
 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[2];
-$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[2]{'contents'}[2]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[2];
-$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[2]{'contents'}[0];
+$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[2];
 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0];
 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'parent'}
 = $result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4];
 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'extra'}{'def_args'}[10][1]
 = 
$result_trees{'wrong_braces_simple'}{'contents'}[8]{'contents'}[4]{'args'}[0]{'contents'}[2];

Modified: trunk/tp/t/results/def/wrong_braces_with_end_of_lines.pl
===================================================================
--- trunk/tp/t/results/def/wrong_braces_with_end_of_lines.pl    2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/def/wrong_braces_with_end_of_lines.pl    2017-09-24 
19:59:05 UTC (rev 7968)
@@ -30,11 +30,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => '   ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'more args'
                     },
                     {
@@ -45,7 +40,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => '   ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'line_nr' => {
                     'file_name' => '',
@@ -410,8 +409,7 @@
 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[2]{'parent'}
 = 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'contents'}[0];
+$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'extra'}{'def_args'}[6][1]
 = 
$result_trees{'wrong_braces_with_end_of_lines'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];

Modified: trunk/tp/t/results/float/anchor_in_caption.pl
===================================================================
--- trunk/tp/t/results/float/anchor_in_caption.pl       2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/float/anchor_in_caption.pl       2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -121,11 +121,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'label'
                 },
                 {
@@ -136,7 +131,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -339,8 +338,7 @@
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'parent'}
 = $result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1];
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1];
-$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1];
-$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1];
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'parent'}
 = $result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[0];
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3];
@@ -365,10 +363,10 @@
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[3]{'parent'}
 = $result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
-$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'caption'}
 = 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[1];
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'end_command'}
 = 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[3];
-$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
 $result_trees{'anchor_in_caption'}{'contents'}[1]{'contents'}[3]{'parent'} = 
$result_trees{'anchor_in_caption'}{'contents'}[1];

Modified: trunk/tp/t/results/float/cindex_in_caption.pl
===================================================================
--- trunk/tp/t/results/float/cindex_in_caption.pl       2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/float/cindex_in_caption.pl       2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -121,11 +121,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'label'
                 },
                 {
@@ -136,7 +131,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -418,8 +417,7 @@
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'parent'}
 = $result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1];
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1];
-$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1];
-$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1];
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'parent'}
 = $result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[0];
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3];
@@ -450,10 +448,10 @@
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[3]{'parent'}
 = $result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
-$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'caption'}
 = 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[1];
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'end_command'}
 = 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[3];
-$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
 $result_trees{'cindex_in_caption'}{'contents'}[1]{'contents'}[3]{'parent'} = 
$result_trees{'cindex_in_caption'}{'contents'}[1];

Modified: trunk/tp/t/results/float/comment_space_comand_in_float.pl
===================================================================
--- trunk/tp/t/results/float/comment_space_comand_in_float.pl   2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/float/comment_space_comand_in_float.pl   2017-09-24 
19:59:05 UTC (rev 7968)
@@ -75,11 +75,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'label '
                 },
                 {
@@ -106,7 +101,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -306,10 +305,9 @@
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1];
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1];
+$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[2];
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1];
-$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[3];
-$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[3]{'parent'}
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1];
-$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1];
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1];
@@ -323,11 +321,11 @@
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'block_command_line_contents'}[0][1]
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[2];
-$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[1];
-$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][1]
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[2];
+$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][1]
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[1];
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'end_command'}
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'contents'}[1];
-$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[1];
-$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'node_content'}[1]
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[2];
+$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'node_content'}[1]
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[1];
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'extra'}{'type'}{'content'}[1]
 = 
$result_trees{'comment_space_comand_in_float'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[2];

Modified: trunk/tp/t/results/float/complex_float.pl
===================================================================
--- trunk/tp/t/results/float/complex_float.pl   2017-09-24 11:51:55 UTC (rev 
7967)
+++ trunk/tp/t/results/float/complex_float.pl   2017-09-24 19:59:05 UTC (rev 
7968)
@@ -320,11 +320,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'text with a lot of features'
                 },
                 {
@@ -335,7 +330,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -1151,11 +1150,6 @@
                 {
                   'contents' => [
                     {
-                      'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
                       'contents' => [
                         {
                           'parent' => {},
@@ -2336,7 +2330,11 @@
               'contents' => [],
               'extra' => {
                 'float' => {},
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'line_nr' => {},
               'parent' => {}
@@ -2813,11 +2811,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'float with a lot of features and no shortcaption'
                 },
                 {
@@ -2828,7 +2821,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -2864,11 +2861,6 @@
                 {
                   'contents' => [
                     {
-                      'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
                       'contents' => [
                         {
                           'parent' => {},
@@ -4049,7 +4041,11 @@
               'contents' => [],
               'extra' => {
                 'float' => {},
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'line_nr' => {},
               'parent' => {}
@@ -4276,8 +4272,7 @@
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[0]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[0]{'contents'}[1];
@@ -4436,110 +4431,123 @@
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[14]{'contents'}[16]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[14];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[14]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[15]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[2];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[3]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[3];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[3]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[4]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[4];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[4]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[4]{'extra'}{'node_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[5]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[6]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[6];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[6]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'misc_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'extra'}{'command_as_argument'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[7]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'misc_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'extra'}{'command_as_argument'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[8]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[9]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[9];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[9]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[3];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'extra'}{'prototypes'}[0]{'contents'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[1]{'contents'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'extra'}{'prototypes'}[1]{'contents'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[3]{'contents'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[10]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[3];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0];
@@ -4546,130 +4554,116 @@
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'extra'}{'index_entry'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'extra'}{'index_entry'}{'content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'extra'}{'index_entry'}{'content_normalized'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'extra'}{'index_entry'}{'content'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'extra'}{'index_entry'}{'node'}
 = $result_trees{'complex_float'}{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'extra'}{'misc_content'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'extra'}{'index_entry'}{'content'};
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'extra'}{'prototypes'}[0]{'contents'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[1]{'contents'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'extra'}{'prototypes'}[1]{'contents'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[3]{'contents'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[11]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'extra'}{'index_entry'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'extra'}{'index_entry'}{'content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'extra'}{'index_entry'}{'content_normalized'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'extra'}{'index_entry'}{'content'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'extra'}{'index_entry'}{'node'}
 = $result_trees{'complex_float'}{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'extra'}{'misc_content'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'extra'}{'index_entry'}{'content'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[12]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[13]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[13];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[13]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'extra'}{'command_as_argument'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[14]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'extra'}{'command_as_argument'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[15]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'extra'}{'label'}
 = $result_trees{'complex_float'}{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[4]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[4]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[4]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[4];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'contents'}[5]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[16]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'extra'}{'label'}
 = $result_trees{'complex_float'}{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[4]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[4]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[4]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[4];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'contents'}[5]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[17]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[4]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[4];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[4]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[5]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[6]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[6]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[6];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[6]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[7]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[8]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[9]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[10]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[11]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[12]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[13]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[14]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[15]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[15];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[15]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[15]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'contents'}[16]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[18]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[4]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[4];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[4]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[5]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[6]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[6]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[6];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[6]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[7]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[8]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[9]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[10]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[11]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[12]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[13]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[14]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[15]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[15];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[15]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[15]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'contents'}[16]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[19]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'extra'}{'float'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[1]{'contents'}[1]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'args'}[0]{'contents'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[17]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[18]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7];
@@ -4737,11 +4731,11 @@
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[22]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[22]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[22]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'extra'}{'caption'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[16];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'extra'}{'end_command'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[22];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'extra'}{'float_section'}
 = $result_trees{'complex_float'}{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'extra'}{'node_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'extra'}{'node_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[1]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'extra'}{'shortcaption'}
 = $result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'contents'}[19];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[2]{'contents'}[7]{'args'}[0]{'contents'}[1];
@@ -4771,110 +4765,122 @@
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[2];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[3];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'misc_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'extra'}{'command_as_argument'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'misc_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'extra'}{'command_as_argument'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[5]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[6]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[6];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[6]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[3];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'extra'}{'prototypes'}[0]{'contents'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[1]{'contents'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'extra'}{'prototypes'}[1]{'contents'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[3]{'contents'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[7]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[3];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0];
@@ -4881,137 +4887,123 @@
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'extra'}{'index_entry'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'extra'}{'index_entry'}{'content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'extra'}{'index_entry'}{'content_normalized'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'extra'}{'index_entry'}{'content'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'extra'}{'index_entry'}{'node'}
 = $result_trees{'complex_float'}{'contents'}[3];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'extra'}{'misc_content'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'extra'}{'index_entry'}{'content'};
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'extra'}{'prototypes'}[0]{'contents'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[1]{'contents'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'extra'}{'prototypes'}[1]{'contents'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[3]{'contents'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[8]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'extra'}{'index_entry'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'extra'}{'index_entry'}{'content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'extra'}{'index_entry'}{'content_normalized'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'extra'}{'index_entry'}{'content'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'extra'}{'index_entry'}{'node'}
 = $result_trees{'complex_float'}{'contents'}[3];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'extra'}{'misc_content'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'extra'}{'index_entry'}{'content'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[9]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[10]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[10];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[10]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'extra'}{'command_as_argument'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[11]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'extra'}{'command_as_argument'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'extra'}{'end_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[12]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[13]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[13]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[13]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[13];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[13]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[13]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[13]{'extra'}{'node_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[13]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[13]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[14]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[14]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[14]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[14];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[14]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[14]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[14]{'extra'}{'node_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[14]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[14]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[15]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'extra'}{'label'}
 = $result_trees{'complex_float'}{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[4]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[4]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[4]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[4];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'contents'}[5]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[16]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[1]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'extra'}{'label'}
 = $result_trees{'complex_float'}{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[4]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[4]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[4]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[4];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'contents'}[5]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[17]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[4]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[4];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[4]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[5]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[6]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[6]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[6];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[6]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[7]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[8]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[9]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[10]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[11]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[12]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[13]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[14]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[15]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[15];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[15]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[0]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[15]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'contents'}[16]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[18]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[2]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[3]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[4]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[4];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[4]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[4]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[5]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[6]{'args'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[6]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[6];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[6]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[7]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[8]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[9]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[10]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[11]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[12]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[13]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[14]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[15]{'args'}[0]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[15];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[15]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[0]{'line_nr'};
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[15]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'contents'}[16]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[19]{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'extra'}{'float'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'contents'}[1]{'line_nr'};
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[4]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[5]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1];
@@ -5024,11 +5016,11 @@
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[6]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[6]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[6]{'parent'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'extra'}{'caption'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[3];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'extra'}{'end_command'}
 = $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'contents'}[6];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'extra'}{'float_section'}
 = $result_trees{'complex_float'}{'contents'}[4];
-$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1];
 $result_trees{'complex_float'}{'contents'}[4]{'contents'}[1]{'parent'} = 
$result_trees{'complex_float'}{'contents'}[4];

Modified: trunk/tp/t/results/float/empty_listoffloats_with_floats.pl
===================================================================
--- trunk/tp/t/results/float/empty_listoffloats_with_floats.pl  2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/float/empty_listoffloats_with_floats.pl  2017-09-24 
19:59:05 UTC (rev 7968)
@@ -33,11 +33,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => 'label1'
             },
             {
@@ -48,7 +43,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'block_line_arg'
@@ -160,11 +159,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => 'label2'
             },
             {
@@ -175,7 +169,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'block_line_arg'
@@ -554,8 +552,7 @@
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[1];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1];
-$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1];
-$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[1];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'contents'}[0];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[1];
@@ -567,9 +564,9 @@
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'contents'}[1]{'extra'}{'command'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[1];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[1];
-$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'extra'}{'end_command'}
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'contents'}[1];
-$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'args'}[0]{'contents'}[0];
 $result_trees{'empty_listoffloats_with_floats'}{'contents'}[1]{'parent'} = 
$result_trees{'empty_listoffloats_with_floats'};
 $result_trees{'empty_listoffloats_with_floats'}{'contents'}[2]{'parent'} = 
$result_trees{'empty_listoffloats_with_floats'};
@@ -578,8 +575,7 @@
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[0]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[3];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1];
-$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1];
-$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[3];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'contents'}[0];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[3];
@@ -597,10 +593,10 @@
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'contents'}[3]{'extra'}{'command'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[3];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'contents'}[3]{'parent'}
 = $result_trees{'empty_listoffloats_with_floats'}{'contents'}[3];
-$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'extra'}{'caption'}
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'contents'}[1];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'extra'}{'end_command'}
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'contents'}[3];
-$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'args'}[0]{'contents'}[0];
 $result_trees{'empty_listoffloats_with_floats'}{'contents'}[3]{'parent'} = 
$result_trees{'empty_listoffloats_with_floats'};
 $result_trees{'empty_listoffloats_with_floats'}{'contents'}[4]{'parent'} = 
$result_trees{'empty_listoffloats_with_floats'};

Modified: trunk/tp/t/results/float/float_copying.pl
===================================================================
--- trunk/tp/t/results/float/float_copying.pl   2017-09-24 11:51:55 UTC (rev 
7967)
+++ trunk/tp/t/results/float/float_copying.pl   2017-09-24 19:59:05 UTC (rev 
7968)
@@ -51,11 +51,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'public domain'
                     },
                     {
@@ -66,7 +61,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'block_line_arg'
@@ -117,12 +116,6 @@
                                 {
                                   'contents' => [
                                     {
-                                      'parent' => {},
-                                      'text' => '
-',
-                                      'type' => 'empty_spaces_before_argument'
-                                    },
-                                    {
                                       'contents' => [
                                         {
                                           'parent' => {},
@@ -408,7 +401,12 @@
                               'cmdname' => 'footnote',
                               'contents' => [],
                               'extra' => {
-                                'spaces_before_argument' => {}
+                                'spaces_before_argument' => {
+                                  'parent' => {},
+                                  'text' => '
+',
+                                  'type' => 'empty_spaces_before_argument'
+                                }
                               },
                               'line_nr' => {
                                 'file_name' => '',
@@ -1214,8 +1212,7 @@
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = $result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1]{'parent'}
 = $result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = $result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1];
@@ -1223,16 +1220,27 @@
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'parent'}
 = $result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[2]{'parent'}
 = $result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'extra'}{'region'}
 = $result_trees{'float_copying'}{'contents'}[0]{'contents'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'extra'}{'region'}
 = $result_trees{'float_copying'}{'contents'}[0]{'contents'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'index_entry'}{'command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'index_entry'}{'content'}[0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[1];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'index_entry'}{'content_normalized'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'index_entry'}{'content'};
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'index_entry'}{'region'}
 = $result_trees{'float_copying'}{'contents'}[0]{'contents'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'misc_content'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'index_entry'}{'content'};
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0];
@@ -1246,39 +1254,27 @@
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'extra'}{'misc_content'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'extra'}{'index_entry'}{'content'};
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'args'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'args'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'args'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'extra'}{'index_entry'}{'command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'extra'}{'index_entry'}{'content'}[0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[1];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'extra'}{'index_entry'}{'content_normalized'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'extra'}{'index_entry'}{'content'};
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'extra'}{'index_entry'}{'region'}
 = $result_trees{'float_copying'}{'contents'}[0]{'contents'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'extra'}{'misc_content'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'extra'}{'index_entry'}{'content'};
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'};
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'args'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'args'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'args'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'};
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'contents'}[1];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'extra'}{'nodes_manuals'}[0]{'node_content'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'extra'}{'node_content'};
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'contents'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'}{'parent'}
 = $result_trees{'float_copying'};
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'args'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'};
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'args'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'args'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'args'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'};
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'contents'}[1];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'extra'}{'nodes_manuals'}[0]{'node_content'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'extra'}{'node_content'};
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'args'}[0]{'contents'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'}{'parent'}
 = $result_trees{'float_copying'};
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[7]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0];
@@ -1328,10 +1324,10 @@
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[5]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[5]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[5]{'parent'}
 = $result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[1];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'extra'}{'caption'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'extra'}{'end_command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[5];
-$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'args'}[0]{'contents'}[1];
 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'parent'}
 = $result_trees{'float_copying'}{'contents'}[0]{'contents'}[0];
@@ -1393,7 +1389,7 @@
 $result_trees{'float_copying'}{'contents'}[2]{'extra'}{'misc_content'}[0] = 
$result_trees{'float_copying'}{'contents'}[2]{'args'}[0]{'contents'}[1];
 $result_trees{'float_copying'}{'contents'}[2]{'extra'}{'spaces_after_command'} 
= $result_trees{'float_copying'}{'contents'}[2]{'args'}[0]{'contents'}[0];
 $result_trees{'float_copying'}{'contents'}[2]{'parent'} = 
$result_trees{'float_copying'};
-$result_trees{'float_copying'}{'contents'}[3] = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[6]{'contents'}[1]{'extra'}{'label'};
+$result_trees{'float_copying'}{'contents'}[3] = 
$result_trees{'float_copying'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[5]{'contents'}[1]{'extra'}{'label'};
 
$result_trees{'float_copying'}{'contents'}[4]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = $result_trees{'float_copying'}{'contents'}[4];
 
$result_trees{'float_copying'}{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'float_copying'}{'contents'}[4]{'args'}[0];
 
$result_trees{'float_copying'}{'contents'}[4]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'float_copying'}{'contents'}[4]{'args'}[0];

Modified: trunk/tp/t/results/float/float_with_at_commands.pl
===================================================================
--- trunk/tp/t/results/float/float_with_at_commands.pl  2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/float/float_with_at_commands.pl  2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -57,11 +57,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => 'premi'
             },
             {
@@ -116,7 +111,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'block_line_arg'
@@ -448,19 +447,18 @@
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0]{'contents'}[3]{'parent'}
 = $result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0];
 $result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0]{'parent'} = 
$result_trees{'float_with_at_commands'}{'contents'}[0];
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0]{'contents'}[2]{'line_nr'};
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[2];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0]{'contents'}[2]{'line_nr'};
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[3];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0]{'contents'}[2]{'line_nr'};
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[3]{'parent'}
 = $result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[4]{'args'}[0];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[4]{'args'}[0]{'parent'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[4];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[4]{'line_nr'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0]{'contents'}[2]{'line_nr'};
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[4]{'parent'}
 = $result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1];
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[5]{'parent'}
 = $result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[6]{'parent'}
 = $result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1];
 $result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'parent'} = 
$result_trees{'float_with_at_commands'}{'contents'}[0];
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'contents'}[0]{'parent'} 
= $result_trees{'float_with_at_commands'}{'contents'}[0];
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'float_with_at_commands'}{'contents'}[0]{'contents'}[1];
@@ -502,18 +500,18 @@
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[0][1]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0]{'contents'}[2];
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[0][2]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0]{'contents'}[3];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][1]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[2];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][2]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[3];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][3]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[4];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][4]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[5];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][1]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][2]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[2];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][3]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[3];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][4]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[4];
 $result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'caption'} = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'contents'}[2];
 $result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'end_command'} 
= $result_trees{'float_with_at_commands'}{'contents'}[0]{'contents'}[5];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'node_content'}[1]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[2];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'node_content'}[2]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[3];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'node_content'}[3]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[4];
-$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'node_content'}[4]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[5];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'node_content'}[1]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'node_content'}[2]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[2];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'node_content'}[3]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[3];
+$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'node_content'}[4]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[1]{'contents'}[4];
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'extra'}{'type'}{'content'}[1]
 = 
$result_trees{'float_with_at_commands'}{'contents'}[0]{'args'}[0]{'contents'}[2];

Modified: trunk/tp/t/results/float/footnote_in_caption.pl
===================================================================
--- trunk/tp/t/results/float/footnote_in_caption.pl     2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/float/footnote_in_caption.pl     2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -121,11 +121,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'label'
                 },
                 {
@@ -136,7 +131,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -334,8 +333,7 @@
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'parent'}
 = $result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1];
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1];
-$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1];
-$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1];
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'parent'}
 = $result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[0];
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3];
@@ -359,10 +357,10 @@
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[3]{'parent'}
 = $result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
-$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'caption'}
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[1];
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'end_command'}
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'contents'}[3];
-$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
 $result_trees{'footnote_in_caption'}{'contents'}[1]{'contents'}[3]{'parent'} = 
$result_trees{'footnote_in_caption'}{'contents'}[1];

Modified: trunk/tp/t/results/float/footnote_in_caption_and_error.pl
===================================================================
--- trunk/tp/t/results/float/footnote_in_caption_and_error.pl   2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/float/footnote_in_caption_and_error.pl   2017-09-24 
19:59:05 UTC (rev 7968)
@@ -121,11 +121,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'label'
                 },
                 {
@@ -136,7 +131,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -340,8 +339,7 @@
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'parent'}
 = $result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1];
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1];
-$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1];
-$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1];
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'parent'}
 = $result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'contents'}[0];
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3];
@@ -367,10 +365,10 @@
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'contents'}[3]{'parent'}
 = $result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
-$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'extra'}{'caption'}
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'contents'}[1];
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'extra'}{'end_command'}
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'contents'}[3];
-$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
 
$result_trees{'footnote_in_caption_and_error'}{'contents'}[1]{'contents'}[3]{'parent'}
 = $result_trees{'footnote_in_caption_and_error'}{'contents'}[1];

Modified: trunk/tp/t/results/float/numbering_captions_listoffloats.pl
===================================================================
--- trunk/tp/t/results/float/numbering_captions_listoffloats.pl 2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/float/numbering_captions_listoffloats.pl 2017-09-24 
19:59:05 UTC (rev 7968)
@@ -120,11 +120,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'text with a lot of features'
                 },
                 {
@@ -135,7 +130,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -154,11 +153,6 @@
                 {
                   'contents' => [
                     {
-                      'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
                       'contents' => [
                         {
                           'parent' => {},
@@ -194,7 +188,11 @@
               'contents' => [],
               'extra' => {
                 'float' => {},
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'line_nr' => {},
               'parent' => {}
@@ -1339,11 +1337,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'warning in top'
                 },
                 {
@@ -1354,7 +1347,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -2011,11 +2008,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'text in chapter'
                 },
                 {
@@ -2026,7 +2018,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -2191,11 +2187,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'float with a lot of features and no shortcaption'
                 },
                 {
@@ -2206,7 +2197,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -2219,11 +2214,6 @@
                 {
                   'contents' => [
                     {
-                      'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
                       'contents' => [
                         {
                           'parent' => {},
@@ -2259,7 +2249,11 @@
               'contents' => [],
               'extra' => {
                 'float' => {},
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'line_nr' => {},
               'parent' => {}
@@ -2421,11 +2415,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'theoreme'
                 },
                 {
@@ -2436,7 +2425,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -2897,11 +2890,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'warning in chapter'
                 },
                 {
@@ -2912,7 +2900,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -3342,11 +3334,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'text in section'
                 },
                 {
@@ -3357,7 +3344,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -3713,11 +3704,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'unnumbered float'
                 },
                 {
@@ -3728,7 +3714,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -4229,11 +4219,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'Section within unnumbered float'
                 },
                 {
@@ -4244,7 +4229,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -4661,11 +4650,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'Chapter with subsec float'
                 },
                 {
@@ -4676,7 +4660,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -4972,11 +4960,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'unnumbered sec float'
                 },
                 {
@@ -4987,7 +4970,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -5482,11 +5469,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'appendix sec float'
                 },
                 {
@@ -5497,7 +5479,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -5941,16 +5927,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'cross ref'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -5959,16 +5944,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'title'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -6041,16 +6025,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'cross ref'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -6059,16 +6042,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'title'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -6077,16 +6059,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'manual'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -6160,16 +6141,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'cross ref'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -6178,16 +6158,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'title'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -6201,16 +6180,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'printed manual title'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -6513,19 +6491,17 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'extra'}{'float'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'line_nr'};
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'contents'}[0];
@@ -6546,11 +6522,11 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[5]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[5]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[5]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'extra'}{'caption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'extra'}{'end_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[5];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'extra'}{'float_section'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[2];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'extra'}{'shortcaption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'contents'}[3];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1];
@@ -6750,8 +6726,7 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17];
@@ -6777,11 +6752,11 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'contents'}[6]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'contents'}[6]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'contents'}[6]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'extra'}{'caption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'extra'}{'end_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'contents'}[6];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'extra'}{'float_section'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[2];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'extra'}{'shortcaption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'contents'}[4];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[17]{'args'}[0]{'contents'}[1];
@@ -6875,8 +6850,7 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1];
@@ -6896,11 +6870,11 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'contents'}[4]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'contents'}[4]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'contents'}[4]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'extra'}{'caption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'extra'}{'end_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'contents'}[4];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'extra'}{'float_section'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[4];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[1]{'parent'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[4];
@@ -6911,18 +6885,16 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'extra'}{'float'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[1]{'contents'}[1]{'line_nr'};
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[2];
@@ -6934,11 +6906,11 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'extra'}{'caption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'extra'}{'end_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'extra'}{'float_section'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[4];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'args'}[0]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[3]{'parent'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[4];
@@ -6958,8 +6930,7 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'contents'}[0]{'contents'}[1]{'args'}[0];
@@ -7002,11 +6973,11 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'block_command_line_contents'}[0][2]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[0]{'contents'}[3];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'block_command_line_contents'}[0][3]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[0]{'contents'}[4];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'block_command_line_contents'}[0][4]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[0]{'contents'}[5];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'caption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'end_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'contents'}[4];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'float_section'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[4];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[0]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'extra'}{'type'}{'content'}[1]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[5]{'args'}[0]{'contents'}[2];
@@ -7060,8 +7031,7 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9];
@@ -7087,11 +7057,11 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'contents'}[6]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'contents'}[6]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'contents'}[6]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'extra'}{'caption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'extra'}{'end_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'contents'}[6];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'extra'}{'float_section'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[4];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'extra'}{'shortcaption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'contents'}[4];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[4]{'contents'}[9]{'args'}[0]{'contents'}[1];
@@ -7145,8 +7115,7 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'contents'}[1];
@@ -7161,10 +7130,10 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'contents'}[3]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'extra'}{'end_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'contents'}[3];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'extra'}{'float_section'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[6];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[6]{'contents'}[1]{'parent'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[6];
@@ -7216,8 +7185,7 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2];
@@ -7242,11 +7210,11 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'contents'}[5]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'contents'}[5]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'contents'}[5]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'extra'}{'caption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'contents'}[3];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'extra'}{'end_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'contents'}[5];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'extra'}{'float_section'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[8];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'extra'}{'shortcaption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[8]{'contents'}[2]{'args'}[0]{'contents'}[1];
@@ -7315,8 +7283,7 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2];
@@ -7341,11 +7308,11 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'contents'}[5]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'contents'}[5]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'contents'}[5]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'extra'}{'caption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'contents'}[3];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'extra'}{'end_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'contents'}[5];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'extra'}{'float_section'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[10];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'extra'}{'shortcaption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[10]{'contents'}[2]{'args'}[0]{'contents'}[1];
@@ -7398,8 +7365,7 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2];
@@ -7424,11 +7390,11 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'contents'}[5]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'contents'}[5]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'contents'}[5]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'extra'}{'caption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'contents'}[3];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'extra'}{'end_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'contents'}[5];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'extra'}{'float_section'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[12];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'extra'}{'shortcaption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[12]{'contents'}[2]{'args'}[0]{'contents'}[1];
@@ -7458,8 +7424,7 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1];
@@ -7484,11 +7449,11 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'contents'}[5]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'contents'}[5]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'contents'}[5]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'extra'}{'caption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'contents'}[3];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'extra'}{'end_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'contents'}[5];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'extra'}{'float_section'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[14];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'extra'}{'shortcaption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[14]{'contents'}[1]{'args'}[0]{'contents'}[1];
@@ -7556,8 +7521,7 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'contents'}[1];
@@ -7583,11 +7547,11 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'contents'}[6]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'contents'}[6]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'contents'}[6]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'extra'}{'caption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'contents'}[4];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'extra'}{'end_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'contents'}[6];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'extra'}{'float_section'}
 = $result_trees{'numbering_captions_listoffloats'}{'contents'}[16];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'extra'}{'shortcaption'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'contents'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[16]{'contents'}[1]{'args'}[0]{'contents'}[1];
@@ -7640,16 +7604,14 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'extra'}{'label'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[2]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[3];
@@ -7660,21 +7622,18 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[5];
@@ -7684,22 +7643,19 @@
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[2];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[2];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[2];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[3]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[4];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[4]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[4];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[4]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[4]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[4]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[4];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[4]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[1]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[2]{'contents'}[1];
-$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[4]{'contents'}[1];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'extra'}{'brace_command_contents'}[4][0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[4]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[1]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7];
 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7]{'contents'}[2]{'parent'}
 = 
$result_trees{'numbering_captions_listoffloats'}{'contents'}[18]{'contents'}[7];

Modified: trunk/tp/t/results/float/ref_to_float.pl
===================================================================
--- trunk/tp/t/results/float/ref_to_float.pl    2017-09-24 11:51:55 UTC (rev 
7967)
+++ trunk/tp/t/results/float/ref_to_float.pl    2017-09-24 19:59:05 UTC (rev 
7968)
@@ -31,11 +31,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => 'Label1'
             },
             {
@@ -46,7 +41,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'block_line_arg'
@@ -163,11 +162,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => 'Label2'
             },
             {
@@ -178,7 +172,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'block_line_arg'
@@ -379,8 +377,7 @@
 $result_trees{'ref_to_float'}{'contents'}[0]{'args'}[0]{'parent'} = 
$result_trees{'ref_to_float'}{'contents'}[0];
 
$result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1];
 
$result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1];
-$result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1];
-$result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = $result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1];
 $result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1]{'parent'} = 
$result_trees{'ref_to_float'}{'contents'}[0];
 
$result_trees{'ref_to_float'}{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'ref_to_float'}{'contents'}[0]{'contents'}[0];
 $result_trees{'ref_to_float'}{'contents'}[0]{'contents'}[0]{'parent'} = 
$result_trees{'ref_to_float'}{'contents'}[0];
@@ -393,9 +390,9 @@
 
$result_trees{'ref_to_float'}{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'ref_to_float'}{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 $result_trees{'ref_to_float'}{'contents'}[0]{'contents'}[1]{'parent'} = 
$result_trees{'ref_to_float'}{'contents'}[0];
 
$result_trees{'ref_to_float'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[0][0]
 = $result_trees{'ref_to_float'}{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'ref_to_float'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][0]
 = $result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'ref_to_float'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][0]
 = $result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1]{'contents'}[0];
 $result_trees{'ref_to_float'}{'contents'}[0]{'extra'}{'end_command'} = 
$result_trees{'ref_to_float'}{'contents'}[0]{'contents'}[1];
-$result_trees{'ref_to_float'}{'contents'}[0]{'extra'}{'node_content'}[0] = 
$result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'ref_to_float'}{'contents'}[0]{'extra'}{'node_content'}[0] = 
$result_trees{'ref_to_float'}{'contents'}[0]{'args'}[1]{'contents'}[0];
 $result_trees{'ref_to_float'}{'contents'}[0]{'extra'}{'spaces_after_command'} 
= $result_trees{'ref_to_float'}{'contents'}[0]{'args'}[0]{'contents'}[0];
 $result_trees{'ref_to_float'}{'contents'}[0]{'extra'}{'type'}{'content'}[0] = 
$result_trees{'ref_to_float'}{'contents'}[0]{'args'}[0]{'contents'}[1];
 $result_trees{'ref_to_float'}{'contents'}[0]{'parent'} = 
$result_trees{'ref_to_float'};
@@ -405,8 +402,7 @@
 $result_trees{'ref_to_float'}{'contents'}[2]{'args'}[0]{'parent'} = 
$result_trees{'ref_to_float'}{'contents'}[2];
 
$result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1];
 
$result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1];
-$result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1];
-$result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = $result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1];
 $result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1]{'parent'} = 
$result_trees{'ref_to_float'}{'contents'}[2];
 
$result_trees{'ref_to_float'}{'contents'}[2]{'contents'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'ref_to_float'}{'contents'}[2]{'contents'}[0];
 $result_trees{'ref_to_float'}{'contents'}[2]{'contents'}[0]{'parent'} = 
$result_trees{'ref_to_float'}{'contents'}[2];
@@ -418,9 +414,9 @@
 
$result_trees{'ref_to_float'}{'contents'}[2]{'contents'}[1]{'extra'}{'command'} 
= $result_trees{'ref_to_float'}{'contents'}[2];
 
$result_trees{'ref_to_float'}{'contents'}[2]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'ref_to_float'}{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0];
 $result_trees{'ref_to_float'}{'contents'}[2]{'contents'}[1]{'parent'} = 
$result_trees{'ref_to_float'}{'contents'}[2];
-$result_trees{'ref_to_float'}{'contents'}[2]{'extra'}{'block_command_line_contents'}[1][0]
 = $result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'ref_to_float'}{'contents'}[2]{'extra'}{'block_command_line_contents'}[1][0]
 = $result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1]{'contents'}[0];
 $result_trees{'ref_to_float'}{'contents'}[2]{'extra'}{'end_command'} = 
$result_trees{'ref_to_float'}{'contents'}[2]{'contents'}[1];
-$result_trees{'ref_to_float'}{'contents'}[2]{'extra'}{'node_content'}[0] = 
$result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'ref_to_float'}{'contents'}[2]{'extra'}{'node_content'}[0] = 
$result_trees{'ref_to_float'}{'contents'}[2]{'args'}[1]{'contents'}[0];
 $result_trees{'ref_to_float'}{'contents'}[2]{'extra'}{'spaces_after_command'} 
= $result_trees{'ref_to_float'}{'contents'}[2]{'args'}[0]{'contents'}[0];
 $result_trees{'ref_to_float'}{'contents'}[2]{'parent'} = 
$result_trees{'ref_to_float'};
 $result_trees{'ref_to_float'}{'contents'}[3]{'parent'} = 
$result_trees{'ref_to_float'};

Modified: trunk/tp/t/results/float/simple.pl
===================================================================
--- trunk/tp/t/results/float/simple.pl  2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/float/simple.pl  2017-09-24 19:59:05 UTC (rev 7968)
@@ -31,11 +31,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => 'Label'
             },
             {
@@ -46,7 +41,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'block_line_arg'
@@ -183,8 +182,7 @@
 $result_trees{'simple'}{'contents'}[0]{'args'}[0]{'parent'} = 
$result_trees{'simple'}{'contents'}[0];
 $result_trees{'simple'}{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'} = 
$result_trees{'simple'}{'contents'}[0]{'args'}[1];
 $result_trees{'simple'}{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'} = 
$result_trees{'simple'}{'contents'}[0]{'args'}[1];
-$result_trees{'simple'}{'contents'}[0]{'args'}[1]{'contents'}[2]{'parent'} = 
$result_trees{'simple'}{'contents'}[0]{'args'}[1];
-$result_trees{'simple'}{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = $result_trees{'simple'}{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'simple'}{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'simple'}{'contents'}[0]{'args'}[1];
 $result_trees{'simple'}{'contents'}[0]{'args'}[1]{'parent'} = 
$result_trees{'simple'}{'contents'}[0];
 $result_trees{'simple'}{'contents'}[0]{'contents'}[0]{'parent'} = 
$result_trees{'simple'}{'contents'}[0];
 $result_trees{'simple'}{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'} 
= $result_trees{'simple'}{'contents'}[0]{'contents'}[1];
@@ -203,10 +201,10 @@
 
$result_trees{'simple'}{'contents'}[0]{'contents'}[4]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'simple'}{'contents'}[0]{'contents'}[4]{'args'}[0]{'contents'}[0];
 $result_trees{'simple'}{'contents'}[0]{'contents'}[4]{'parent'} = 
$result_trees{'simple'}{'contents'}[0];
 
$result_trees{'simple'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[0][0]
 = $result_trees{'simple'}{'contents'}[0]{'args'}[0]{'contents'}[1];
-$result_trees{'simple'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][0]
 = $result_trees{'simple'}{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'simple'}{'contents'}[0]{'extra'}{'block_command_line_contents'}[1][0]
 = $result_trees{'simple'}{'contents'}[0]{'args'}[1]{'contents'}[0];
 $result_trees{'simple'}{'contents'}[0]{'extra'}{'caption'} = 
$result_trees{'simple'}{'contents'}[0]{'contents'}[2];
 $result_trees{'simple'}{'contents'}[0]{'extra'}{'end_command'} = 
$result_trees{'simple'}{'contents'}[0]{'contents'}[4];
-$result_trees{'simple'}{'contents'}[0]{'extra'}{'node_content'}[0] = 
$result_trees{'simple'}{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'simple'}{'contents'}[0]{'extra'}{'node_content'}[0] = 
$result_trees{'simple'}{'contents'}[0]{'args'}[1]{'contents'}[0];
 $result_trees{'simple'}{'contents'}[0]{'extra'}{'spaces_after_command'} = 
$result_trees{'simple'}{'contents'}[0]{'args'}[0]{'contents'}[0];
 $result_trees{'simple'}{'contents'}[0]{'extra'}{'type'}{'content'}[0] = 
$result_trees{'simple'}{'contents'}[0]{'args'}[0]{'contents'}[1];
 $result_trees{'simple'}{'contents'}[0]{'parent'} = $result_trees{'simple'};

Modified: trunk/tp/t/results/html_tests/check_htmlxref.pl
===================================================================
--- trunk/tp/t/results/html_tests/check_htmlxref.pl     2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/html_tests/check_htmlxref.pl     2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -43,16 +43,15 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => '(../there/no_existing_no_manual_direction)'
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'misc_line_arg'
@@ -61,16 +60,15 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => 'first'
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'misc_line_arg'
@@ -79,11 +77,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => '(dir)'
             },
             {
@@ -94,7 +87,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'misc_line_arg'
@@ -198,16 +195,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'b'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -216,16 +212,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'c'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -234,16 +229,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'no_existing_no_manual.info'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -300,16 +294,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'b'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -318,16 +311,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'c'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -336,16 +328,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'no_existing_no_manual.info'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -622,11 +613,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => '(no_existing_no_manual.info)'
             },
             {
@@ -637,7 +623,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'misc_line_arg'
@@ -683,22 +673,19 @@
 
$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[0];
 $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[0]{'parent'} = 
$result_trees{'check_htmlxref'}{'contents'}[1];
 
$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[1];
 $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[1]{'parent'} = 
$result_trees{'check_htmlxref'}{'contents'}[1];
 
$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[2];
-$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[2];
-$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[2];
 $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[2]{'parent'} = 
$result_trees{'check_htmlxref'}{'contents'}[1];
 
$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[3];
 
$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[3]{'contents'}[1]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[3];
-$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[3]{'contents'}[2]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[3];
-$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[3];
 $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[3]{'parent'} = 
$result_trees{'check_htmlxref'}{'contents'}[1];
 $result_trees{'check_htmlxref'}{'contents'}[1]{'extra'}{'node_content'}[0] = 
$result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'check_htmlxref'}{'contents'}[1]{'extra'}{'nodes_manuals'}[0]{'node_content'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'extra'}{'node_content'};
 
$result_trees{'check_htmlxref'}{'contents'}[1]{'extra'}{'nodes_manuals'}[1]{'manual_content'}[0]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[1]{'extra'}{'nodes_manuals'}[2]{'node_content'}[0]
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[2]{'contents'}[1];
+$result_trees{'check_htmlxref'}{'contents'}[1]{'extra'}{'nodes_manuals'}[2]{'node_content'}[0]
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[2]{'contents'}[0];
 
$result_trees{'check_htmlxref'}{'contents'}[1]{'extra'}{'nodes_manuals'}[3]{'manual_content'}[0]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[3];
 
$result_trees{'check_htmlxref'}{'contents'}[1]{'extra'}{'nodes_manuals'}[3]{'top_node_up'}
 = $result_trees{'check_htmlxref'}{'contents'}[1];
 
$result_trees{'check_htmlxref'}{'contents'}[1]{'extra'}{'spaces_after_command'} 
= $result_trees{'check_htmlxref'}{'contents'}[1]{'args'}[0]{'contents'}[0];
@@ -712,21 +699,18 @@
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[2];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[2];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[2]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[2];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[2]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[3];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[3];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[3]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[3];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[3]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[2]{'contents'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[3]{'contents'}[1];
+$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[2]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[3]{'contents'}[0];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1];
@@ -733,21 +717,18 @@
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[0];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[1];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[1]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[2];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[2];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[2]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[2];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[2]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[3];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[3];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[3]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[3];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[3]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[2]{'contents'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[3]{'contents'}[1];
+$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[2]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[3]{'contents'}[0];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1];
 
$result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1]{'contents'}[3]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[2]{'contents'}[1];
@@ -796,8 +777,7 @@
 $result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[0]{'parent'} = 
$result_trees{'check_htmlxref'}{'contents'}[3];
 
$result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[1];
 
$result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[1];
-$result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = $result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[1];
 $result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[1]{'parent'} = 
$result_trees{'check_htmlxref'}{'contents'}[3];
 $result_trees{'check_htmlxref'}{'contents'}[3]{'extra'}{'node_content'}[0] = 
$result_trees{'check_htmlxref'}{'contents'}[3]{'args'}[0]{'contents'}[1];
 
$result_trees{'check_htmlxref'}{'contents'}[3]{'extra'}{'nodes_manuals'}[0]{'node_content'}
 = $result_trees{'check_htmlxref'}{'contents'}[3]{'extra'}{'node_content'};

Modified: trunk/tp/t/results/html_tests/commands_in_abbr.pl
===================================================================
--- trunk/tp/t/results/html_tests/commands_in_abbr.pl   2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/html_tests/commands_in_abbr.pl   2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -24,11 +24,6 @@
             {
               'contents' => [
                 {
-                  'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
                   'args' => [
                     {
                       'contents' => [
@@ -56,7 +51,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -122,11 +121,6 @@
                 {
                   'contents' => [
                     {
-                      'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
                       'args' => [
                         {
                           'contents' => [
@@ -154,7 +148,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -243,17 +241,16 @@
 };
 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0];
+$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0];
+$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[2];
-$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'line_nr'} = 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'};
+$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'line_nr'} = 
$result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'line_nr'};
 $result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[0]{'parent'} = 
$result_trees{'commands_in_abbr'}{'contents'}[0];
 $result_trees{'commands_in_abbr'}{'contents'}[0]{'contents'}[1]{'parent'} = 
$result_trees{'commands_in_abbr'}{'contents'}[0];
 $result_trees{'commands_in_abbr'}{'contents'}[0]{'parent'} = 
$result_trees{'commands_in_abbr'};
@@ -262,17 +259,16 @@
 $result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[0]{'parent'} = 
$result_trees{'commands_in_abbr'}{'contents'}[2];
 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0];
+$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0];
+$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0];
 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2];
-$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'};
+$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'line_nr'};
 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1];
 
$result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1];
 $result_trees{'commands_in_abbr'}{'contents'}[2]{'contents'}[1]{'parent'} = 
$result_trees{'commands_in_abbr'}{'contents'}[2];

Modified: trunk/tp/t/results/indices/empty_index_entry.pl
===================================================================
--- trunk/tp/t/results/indices/empty_index_entry.pl     2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/indices/empty_index_entry.pl     2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -77,15 +77,13 @@
                       'text' => ' '
                     },
                     {
-                      'contents' => [
-                        {
+                      'contents' => [],
+                      'extra' => {
+                        'spaces_before_argument' => {
                           'parent' => {},
                           'text' => ' ',
                           'type' => 'empty_spaces_before_argument'
                         }
-                      ],
-                      'extra' => {
-                        'spaces_before_argument' => {}
                       },
                       'line_nr' => {},
                       'parent' => {},
@@ -261,8 +259,7 @@
 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
-$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3];
-$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'contents'}[0];
+$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3];
 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[3]{'parent'}
 = 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[4]{'parent'}
 = 
$result_trees{'empty_index_entry'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];

Modified: 
trunk/tp/t/results/indices/printindex_index_entry_in_copying_in_footnote.pl
===================================================================
--- trunk/tp/t/results/indices/printindex_index_entry_in_copying_in_footnote.pl 
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/indices/printindex_index_entry_in_copying_in_footnote.pl 
2017-09-24 19:59:05 UTC (rev 7968)
@@ -38,12 +38,6 @@
                     {
                       'contents' => [
                         {
-                          'parent' => {},
-                          'text' => '
-',
-                          'type' => 'empty_spaces_before_argument'
-                        },
-                        {
                           'contents' => [
                             {
                               'parent' => {},
@@ -122,7 +116,12 @@
                   'cmdname' => 'footnote',
                   'contents' => [],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => '
+',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'line_nr' => {
                     'file_name' => '',
@@ -641,24 +640,23 @@
 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2];
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0];
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'index_entry'}{'command'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1];
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'index_entry'}{'content'}[0]
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[1];
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'index_entry'}{'content_normalized'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'index_entry'}{'content'};
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'index_entry'}{'region'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0];
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'misc_content'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'index_entry'}{'content'};
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'index_entry'}{'command'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'index_entry'}{'content'}[0]
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'index_entry'}{'content_normalized'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'index_entry'}{'content'};
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'index_entry'}{'region'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'misc_content'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'index_entry'}{'content'};
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0];
 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1];
-$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'args'}[0];
 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2];
 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'contents'}[2]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2];
 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'printindex_index_entry_in_copying_in_footnote'}{'contents'}[0]{'contents'}[0];

Modified: trunk/tp/t/results/info_tests/error_in_footnote.pl
===================================================================
--- trunk/tp/t/results/info_tests/error_in_footnote.pl  2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/info_tests/error_in_footnote.pl  2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -78,11 +78,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'label'
                 },
                 {
@@ -93,7 +88,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -482,8 +481,7 @@
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1];
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1];
-$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1];
-$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1];
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'contents'}[1];
@@ -524,10 +522,10 @@
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'contents'}[5]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'contents'}[5]{'args'}[0]{'contents'}[0];
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'contents'}[5]{'parent'}
 = $result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'extra'}{'caption'}
 = 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'contents'}[3];
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'extra'}{'end_command'}
 = 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'contents'}[5];
-$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1];
 $result_trees{'error_in_footnote'}{'contents'}[1]{'contents'}[1]{'parent'} = 
$result_trees{'error_in_footnote'}{'contents'}[1];

Modified: trunk/tp/t/results/info_tests/float_long_captions.pl
===================================================================
--- trunk/tp/t/results/info_tests/float_long_captions.pl        2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/info_tests/float_long_captions.pl        2017-09-24 
19:59:05 UTC (rev 7968)
@@ -71,11 +71,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'text1'
                 },
                 {
@@ -86,7 +81,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -233,11 +232,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'text2'
                 },
                 {
@@ -248,7 +242,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -452,8 +450,7 @@
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1];
-$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1];
-$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
@@ -470,10 +467,10 @@
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'extra'}{'caption'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'extra'}{'end_command'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'contents'}[2];
-$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1];
 $result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[1]{'parent'} = 
$result_trees{'float_long_captions'}{'contents'}[1];
@@ -484,8 +481,7 @@
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'parent'}
 = $result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1];
-$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1];
-$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'parent'}
 = $result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'contents'}[0]{'args'}[0];
@@ -502,10 +498,10 @@
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'contents'}[2]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'contents'}[2]{'parent'}
 = $result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
-$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'extra'}{'caption'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'contents'}[0];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'extra'}{'end_command'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'contents'}[2];
-$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
 $result_trees{'float_long_captions'}{'contents'}[1]{'contents'}[3]{'parent'} = 
$result_trees{'float_long_captions'}{'contents'}[1];

Modified: trunk/tp/t/results/info_tests/invalid_node_name_no_warning.pl
===================================================================
--- trunk/tp/t/results/info_tests/invalid_node_name_no_warning.pl       
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/info_tests/invalid_node_name_no_warning.pl       
2017-09-24 19:59:05 UTC (rev 7968)
@@ -639,11 +639,6 @@
                 {
                   'contents' => [
                     {
-                      'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
                       'args' => [
                         {
                           'contents' => [
@@ -663,7 +658,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -728,16 +727,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'machin'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -973,15 +971,14 @@
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0];
+$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0];
+$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'};
-$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'extra'}{'label'}
 = $result_trees{'invalid_node_name_no_warning'}{'contents'}[2];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'};
@@ -994,13 +991,12 @@
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[1];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2];
-$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'label'}
 = $result_trees{'invalid_node_name_no_warning'}{'contents'}[3];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[1]
 = 
$result_trees{'invalid_node_name_no_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[1];

Modified: trunk/tp/t/results/info_tests/invalid_node_name_warning.pl
===================================================================
--- trunk/tp/t/results/info_tests/invalid_node_name_warning.pl  2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/info_tests/invalid_node_name_warning.pl  2017-09-24 
19:59:05 UTC (rev 7968)
@@ -639,11 +639,6 @@
                 {
                   'contents' => [
                     {
-                      'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
                       'args' => [
                         {
                           'contents' => [
@@ -663,7 +658,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -728,16 +727,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'machin'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -973,15 +971,14 @@
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0];
+$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0];
+$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'};
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'};
-$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'extra'}{'label'}
 = $result_trees{'invalid_node_name_warning'}{'contents'}[2];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'line_nr'};
@@ -994,13 +991,12 @@
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1];
-$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][1]
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[1];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][2]
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2];
-$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'label'}
 = $result_trees{'invalid_node_name_warning'}{'contents'}[3];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[1]
 = 
$result_trees{'invalid_node_name_warning'}{'contents'}[4]{'contents'}[1]{'contents'}[2]{'args'}[0]{'contents'}[1];

Modified: trunk/tp/t/results/info_tests/multiline_image_and_align.pl
===================================================================
--- trunk/tp/t/results/info_tests/multiline_image_and_align.pl  2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/info_tests/multiline_image_and_align.pl  2017-09-24 
19:59:05 UTC (rev 7968)
@@ -570,43 +570,37 @@
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -700,43 +694,37 @@
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -831,43 +819,37 @@
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -962,43 +944,37 @@
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1101,43 +1077,37 @@
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1209,43 +1179,37 @@
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1300,43 +1264,37 @@
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1405,43 +1363,37 @@
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -1651,14 +1603,11 @@
 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0];
 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[2];
 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[2]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[3];
-$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[3];
 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[3]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4];
 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1]{'args'}[4]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[10]{'args'}[0]{'contents'}[1];
@@ -1677,14 +1626,11 @@
 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0];
 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[2]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[2];
 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[2]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[3];
-$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[3];
 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[3]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2];
 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[4];
 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2]{'args'}[4]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[12]{'args'}[0]{'contents'}[2];
@@ -1704,14 +1650,11 @@
 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0];
 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[2]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[2];
 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[2]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[3];
-$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[3];
 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[3]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2];
 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[4];
 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2]{'args'}[4]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[14]{'args'}[0]{'contents'}[2];
@@ -1731,14 +1674,11 @@
 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0];
 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[0];
 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[1]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[2]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[2];
 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[2]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3];
-$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3];
 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[3]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2];
 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[4];
 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2]{'args'}[4]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[16]{'args'}[0]{'contents'}[2];
@@ -1760,14 +1700,11 @@
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[0];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[2];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[2]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[3];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[3];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[3]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[4];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1]{'args'}[4]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[1]{'contents'}[1];
@@ -1780,14 +1717,11 @@
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[0];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[2]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[3];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[3];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[3]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[4];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1]{'args'}[4]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[1];
@@ -1797,14 +1731,11 @@
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[2]{'parent'}
 = $result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[0];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[1]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[2]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[2];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[2]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[3];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[3]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[3];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[3]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[4];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3]{'args'}[4]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[3]{'contents'}[3];
@@ -1818,14 +1749,11 @@
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[0]{'parent'}
 = $result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[0];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[2]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3];
-$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[3]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[4]{'contents'}[0]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[4];
 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1]{'args'}[4]{'parent'}
 = 
$result_trees{'multiline_image_and_align'}{'contents'}[18]{'contents'}[5]{'contents'}[1];

Modified: trunk/tp/t/results/info_tests/pxref_test.pl
===================================================================
--- trunk/tp/t/results/info_tests/pxref_test.pl 2017-09-24 11:51:55 UTC (rev 
7967)
+++ trunk/tp/t/results/info_tests/pxref_test.pl 2017-09-24 19:59:05 UTC (rev 
7968)
@@ -116,16 +116,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -228,16 +227,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -323,11 +321,10 @@
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[0];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[0]{'parent'}
 = $result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[1];
-$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[1];
-$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
+$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[1];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[1]{'parent'}
 = $result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
-$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[1];
+$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[1]{'contents'}[0];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[0];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'args'}[0];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'line_nr'};
@@ -343,11 +340,10 @@
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[0];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[0]{'parent'}
 = $result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[1];
-$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[1];
-$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[1]{'contents'}[0];
+$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[1];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[1]{'parent'}
 = $result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[0]{'contents'}[0];
-$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[1]{'contents'}[1];
+$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[1]{'contents'}[0];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[0];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'args'}[0];
 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[7]{'line_nr'}
 = 
$result_trees{'pxref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[5]{'line_nr'};

Modified: trunk/tp/t/results/info_tests/ref_tests.pl
===================================================================
--- trunk/tp/t/results/info_tests/ref_tests.pl  2017-09-24 11:51:55 UTC (rev 
7967)
+++ trunk/tp/t/results/info_tests/ref_tests.pl  2017-09-24 19:59:05 UTC (rev 
7968)
@@ -248,16 +248,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -317,16 +316,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -390,16 +388,15 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'name'
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -469,16 +466,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -594,11 +590,10 @@
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[1];
-$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[1];
-$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[1];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'args'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[0]{'parent'}
 = $result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4];
@@ -606,11 +601,10 @@
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[0]{'parent'}
 = $result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[1];
-$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[1];
-$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[1];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[1]{'parent'}
 = $result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[1]{'contents'}[1];
+$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[1]{'contents'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'args'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[2]{'parent'}
 = $result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4];
@@ -618,11 +612,10 @@
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
+$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[4]{'args'}[0];
@@ -633,11 +626,10 @@
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[0]{'parent'}
 = $result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[1];
-$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[1];
-$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[1];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[1]{'parent'}
 = $result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[0]{'contents'}[0];
-$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[1]{'contents'}[1];
+$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[1]{'contents'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'args'}[0];
 
$result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4]{'contents'}[6]{'parent'}
 = $result_trees{'ref_tests'}{'contents'}[1]{'contents'}[4];

Modified: trunk/tp/t/results/info_tests/xref_test.pl
===================================================================
--- trunk/tp/t/results/info_tests/xref_test.pl  2017-09-24 11:51:55 UTC (rev 
7967)
+++ trunk/tp/t/results/info_tests/xref_test.pl  2017-09-24 19:59:05 UTC (rev 
7968)
@@ -225,16 +225,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'name'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -390,11 +389,10 @@
 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[0];
 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[0]{'parent'}
 = $result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6];
 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[1];
-$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[1];
-$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[0];
+$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[1];
 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[1]{'parent'}
 = $result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6];
 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[0]{'contents'}[0];
-$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[1];
+$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[1]{'contents'}[0];
 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[0];
 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'args'}[0];
 
$result_trees{'xref_test'}{'contents'}[1]{'contents'}[1]{'contents'}[6]{'parent'}
 = $result_trees{'xref_test'}{'contents'}[1]{'contents'}[1];

Modified: trunk/tp/t/results/invalid_nestings/float_in_style_command.pl
===================================================================
--- trunk/tp/t/results/invalid_nestings/float_in_style_command.pl       
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/invalid_nestings/float_in_style_command.pl       
2017-09-24 19:59:05 UTC (rev 7968)
@@ -60,11 +60,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => 'B'
             },
             {
@@ -75,7 +70,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'block_line_arg'
@@ -217,8 +216,7 @@
 $result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[0]{'parent'} = 
$result_trees{'float_in_style_command'}{'contents'}[1];
 
$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1];
 
$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1];
-$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1];
-$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1];
 $result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1]{'parent'} = 
$result_trees{'float_in_style_command'}{'contents'}[1];
 
$result_trees{'float_in_style_command'}{'contents'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'float_in_style_command'}{'contents'}[1]{'contents'}[0];
 
$result_trees{'float_in_style_command'}{'contents'}[1]{'contents'}[0]{'parent'} 
= $result_trees{'float_in_style_command'}{'contents'}[1];
@@ -237,10 +235,10 @@
 
$result_trees{'float_in_style_command'}{'contents'}[1]{'contents'}[3]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_in_style_command'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_in_style_command'}{'contents'}[1]{'contents'}[3]{'parent'} 
= $result_trees{'float_in_style_command'}{'contents'}[1];
 
$result_trees{'float_in_style_command'}{'contents'}[1]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[0]{'contents'}[1];
-$result_trees{'float_in_style_command'}{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'float_in_style_command'}{'contents'}[1]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1]{'contents'}[0];
 $result_trees{'float_in_style_command'}{'contents'}[1]{'extra'}{'caption'} = 
$result_trees{'float_in_style_command'}{'contents'}[1]{'contents'}[1];
 $result_trees{'float_in_style_command'}{'contents'}[1]{'extra'}{'end_command'} 
= $result_trees{'float_in_style_command'}{'contents'}[1]{'contents'}[3];
-$result_trees{'float_in_style_command'}{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'float_in_style_command'}{'contents'}[1]{'extra'}{'node_content'}[0]
 = 
$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[1]{'contents'}[0];
 
$result_trees{'float_in_style_command'}{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'float_in_style_command'}{'contents'}[1]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'float_in_style_command'}{'contents'}[1]{'args'}[0]{'contents'}[1];
 $result_trees{'float_in_style_command'}{'contents'}[1]{'parent'} = 
$result_trees{'float_in_style_command'};

Modified: trunk/tp/t/results/invalid_nestings/footnote_in_ref.pl
===================================================================
--- trunk/tp/t/results/invalid_nestings/footnote_in_ref.pl      2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/invalid_nestings/footnote_in_ref.pl      2017-09-24 
19:59:05 UTC (rev 7968)
@@ -65,11 +65,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'Text'
                     },
                     {
@@ -126,7 +121,11 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -182,19 +181,18 @@
 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
+$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[2];
+$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2];
-$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2];
 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[3]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'line_nr'};
+$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'};
 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1];
 $result_trees{'footnote_in_ref'}{'contents'}[1]{'contents'}[1]{'parent'} = 
$result_trees{'footnote_in_ref'}{'contents'}[1];
 $result_trees{'footnote_in_ref'}{'contents'}[1]{'extra'}{'node_content'}[0] = 
$result_trees{'footnote_in_ref'}{'contents'}[1]{'args'}[0]{'contents'}[1];

Modified: trunk/tp/t/results/invalid_nestings/ignore_in_xref.pl
===================================================================
--- trunk/tp/t/results/invalid_nestings/ignore_in_xref.pl       2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/invalid_nestings/ignore_in_xref.pl       2017-09-24 
19:59:05 UTC (rev 7968)
@@ -64,12 +64,6 @@
                 {
                   'contents' => [
                     {
-                      'parent' => {},
-                      'text' => '
-',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
                       'cmdname' => 'ignore',
                       'contents' => [
                         {
@@ -115,7 +109,12 @@
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => '
+',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -190,20 +189,19 @@
 $result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[0]{'parent'} = 
$result_trees{'ignore_in_xref'}{'contents'}[1];
 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
+$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'contents'}[0];
 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'command'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'contents'}[0];
+$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'extra'}{'command'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'extra'}{'command'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[2];
+$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[1];
 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'label'}
 = $result_trees{'ignore_in_xref'}{'contents'}[1];
 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'ignore_in_xref'}{'contents'}[1]{'contents'}[1];

Modified: trunk/tp/t/results/invalid_nestings/in_errormsg.pl
===================================================================
--- trunk/tp/t/results/invalid_nestings/in_errormsg.pl  2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/invalid_nestings/in_errormsg.pl  2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -171,16 +171,14 @@
     {
       'args' => [
         {
-          'contents' => [
-            {
+          'contents' => [],
+          'extra' => {
+            'spaces_before_argument' => {
               'parent' => {},
               'text' => '
 ',
               'type' => 'empty_spaces_before_argument'
             }
-          ],
-          'extra' => {
-            'spaces_before_argument' => {}
           },
           'parent' => {},
           'type' => 'brace_command_arg'
@@ -373,8 +371,7 @@
 $result_trees{'in_errormsg'}{'contents'}[3]{'contents'}[2]{'parent'} = 
$result_trees{'in_errormsg'}{'contents'}[3];
 $result_trees{'in_errormsg'}{'contents'}[3]{'parent'} = 
$result_trees{'in_errormsg'};
 $result_trees{'in_errormsg'}{'contents'}[4]{'parent'} = 
$result_trees{'in_errormsg'};
-$result_trees{'in_errormsg'}{'contents'}[5]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'in_errormsg'}{'contents'}[5]{'args'}[0];
-$result_trees{'in_errormsg'}{'contents'}[5]{'args'}[0]{'extra'}{'spaces_before_argument'}
 = $result_trees{'in_errormsg'}{'contents'}[5]{'args'}[0]{'contents'}[0];
+$result_trees{'in_errormsg'}{'contents'}[5]{'args'}[0]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'in_errormsg'}{'contents'}[5]{'args'}[0];
 $result_trees{'in_errormsg'}{'contents'}[5]{'args'}[0]{'parent'} = 
$result_trees{'in_errormsg'}{'contents'}[5];
 $result_trees{'in_errormsg'}{'contents'}[5]{'parent'} = 
$result_trees{'in_errormsg'};
 
$result_trees{'in_errormsg'}{'contents'}[6]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = $result_trees{'in_errormsg'}{'contents'}[6];

Modified: trunk/tp/t/results/invalid_nestings/in_table.pl
===================================================================
--- trunk/tp/t/results/invalid_nestings/in_table.pl     2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/invalid_nestings/in_table.pl     2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -468,17 +468,16 @@
                                   'contents' => [
                                     {
                                       'parent' => {},
-                                      'text' => ' ',
-                                      'type' => 'empty_spaces_before_argument'
-                                    },
-                                    {
-                                      'parent' => {},
                                       'text' => 'title
 '
                                     }
                                   ],
                                   'extra' => {
-                                    'spaces_before_argument' => {}
+                                    'spaces_before_argument' => {
+                                      'parent' => {},
+                                      'text' => ' ',
+                                      'type' => 'empty_spaces_before_argument'
+                                    }
                                   },
                                   'parent' => {},
                                   'type' => 'brace_command_arg'
@@ -1380,8 +1379,7 @@
 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[2];
-$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[2];
-$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[2];
 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[2]{'parent'}
 = 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1];
 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'in_table'}{'contents'}[1]{'contents'}[3]{'contents'}[1]{'contents'}[0]{'contents'}[0]{'args'}[0];

Modified: trunk/tp/t/results/invalid_nestings/item_in_ref.pl
===================================================================
--- trunk/tp/t/results/invalid_nestings/item_in_ref.pl  2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/invalid_nestings/item_in_ref.pl  2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -134,17 +134,16 @@
                           'contents' => [
                             {
                               'parent' => {},
-                              'text' => ' ',
-                              'type' => 'empty_spaces_before_argument'
-                            },
-                            {
-                              'parent' => {},
                               'text' => 'title in first item
 '
                             }
                           ],
                           'extra' => {
-                            'spaces_before_argument' => {}
+                            'spaces_before_argument' => {
+                              'parent' => {},
+                              'text' => ' ',
+                              'type' => 'empty_spaces_before_argument'
+                            }
                           },
                           'parent' => {},
                           'type' => 'brace_command_arg'
@@ -312,8 +311,7 @@
 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0];
 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0];
 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'args'}[2];
-$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'args'}[2];
-$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'args'}[2]{'contents'}[0];
+$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'args'}[2];
 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'args'}[2]{'parent'}
 = 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0];
 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'item_in_ref'}{'contents'}[0]{'contents'}[0]{'contents'}[1]{'contents'}[2];

Modified: trunk/tp/t/results/invalid_nestings/node_on_index_entry_line.pl
===================================================================
--- trunk/tp/t/results/invalid_nestings/node_on_index_entry_line.pl     
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/invalid_nestings/node_on_index_entry_line.pl     
2017-09-24 19:59:05 UTC (rev 7968)
@@ -75,16 +75,15 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => '(m)b'
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'misc_line_arg'
@@ -93,16 +92,15 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => '(m)c'
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'misc_line_arg'
@@ -111,11 +109,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => '(h)d'
             },
             {
@@ -126,7 +119,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'misc_line_arg'
@@ -230,17 +227,14 @@
 
$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[0];
 $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[0]{'parent'} 
= $result_trees{'node_on_index_entry_line'}{'contents'}[1];
 
$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[1];
-$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[1];
-$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[1];
 $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[1]{'parent'} 
= $result_trees{'node_on_index_entry_line'}{'contents'}[1];
 
$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[2];
-$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[2];
-$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[2];
 $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[2]{'parent'} 
= $result_trees{'node_on_index_entry_line'}{'contents'}[1];
 
$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[3];
 
$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[3]{'contents'}[1]{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[3];
-$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[3]{'contents'}[2]{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[3];
-$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[3];
 $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'args'}[3]{'parent'} 
= $result_trees{'node_on_index_entry_line'}{'contents'}[1];
 
$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1];
 
$result_trees{'node_on_index_entry_line'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'node_on_index_entry_line'}{'contents'}[1]{'contents'}[1];

Modified: trunk/tp/t/results/invalid_nestings/on_node_line.pl
===================================================================
--- trunk/tp/t/results/invalid_nestings/on_node_line.pl 2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/invalid_nestings/on_node_line.pl 2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -40,16 +40,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'b'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -58,16 +57,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'c'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -76,16 +74,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'filename'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -130,11 +127,6 @@
           'contents' => [
             {
               'parent' => {},
-              'text' => ' ',
-              'type' => 'empty_spaces_before_argument'
-            },
-            {
-              'parent' => {},
               'text' => '('
             },
             {
@@ -283,7 +275,11 @@
             }
           ],
           'extra' => {
-            'spaces_before_argument' => {}
+            'spaces_before_argument' => {
+              'parent' => {},
+              'text' => ' ',
+              'type' => 'empty_spaces_before_argument'
+            }
           },
           'parent' => {},
           'type' => 'misc_line_arg'
@@ -328,64 +324,60 @@
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[2];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[1]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[2];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[2]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[2];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[2]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[3];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[1]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[3];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[3]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[3];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[3]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[1];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[1];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[2][0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[3][0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[3]{'contents'}[0];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[0];
 $result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'parent'} = 
$result_trees{'on_node_line'}{'contents'}[1];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'args'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'line_nr'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'args'}[0]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'args'}[0]{'contents'}[0];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'extra'}{'node_argument'}{'manual_content'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'extra'}{'node_argument'}{'node_content'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'args'}[0];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'line_nr'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[3]{'args'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[3]{'args'}[0]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[3];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[3]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[3]{'extra'}{'node_content'}[0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[3]{'line_nr'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[3]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4]{'args'}[0]{'contents'}[0];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4]{'args'}[0];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4]{'args'}[0]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4]{'args'}[0]{'contents'}[0];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4]{'extra'}{'node_content'}[0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4]{'args'}[0]{'contents'}[0];
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4]{'line_nr'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[5]{'args'}[0]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[5]{'args'}[0]{'contents'}[0];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[5]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[5]{'args'}[0];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[5]{'args'}[0]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[5];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[5]{'line_nr'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[5]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'args'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'args'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'args'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'args'}[0]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'extra'}{'misc_content'}[0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'args'}[0]{'contents'}[1];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'args'}[0]{'contents'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'line_nr'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'args'}[0]{'contents'}[0]{'extra'}{'command'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'args'}[0];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'args'}[0];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'args'}[0];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'args'}[0]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'extra'}{'misc_content'}[0]
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'args'}[0]{'contents'}[1];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'args'}[0]{'contents'}[0];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'line_nr'}
 = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7]{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1];
-$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1];
 $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'parent'} = 
$result_trees{'on_node_line'}{'contents'}[1];
 $result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'node_content'}[0] = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1];
 
$result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'nodes_manuals'}[0]{'node_content'}
 = $result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'node_content'};
-$result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'nodes_manuals'}[1]{'manual_content'}[0]
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[2];
-$result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'nodes_manuals'}[1]{'node_content'}[0]
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4];
-$result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'nodes_manuals'}[1]{'node_content'}[1]
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[5];
-$result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'nodes_manuals'}[1]{'node_content'}[2]
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6];
-$result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'nodes_manuals'}[1]{'node_content'}[3]
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[7];
+$result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'nodes_manuals'}[1]{'manual_content'}[0]
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'nodes_manuals'}[1]{'node_content'}[0]
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[3];
+$result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'nodes_manuals'}[1]{'node_content'}[1]
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[4];
+$result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'nodes_manuals'}[1]{'node_content'}[2]
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[5];
+$result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'nodes_manuals'}[1]{'node_content'}[3]
 = $result_trees{'on_node_line'}{'contents'}[1]{'args'}[1]{'contents'}[6];
 $result_trees{'on_node_line'}{'contents'}[1]{'extra'}{'spaces_after_command'} 
= $result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[0];
 $result_trees{'on_node_line'}{'contents'}[1]{'line_nr'} = 
$result_trees{'on_node_line'}{'contents'}[1]{'args'}[0]{'contents'}[1]{'line_nr'};
 $result_trees{'on_node_line'}{'contents'}[1]{'parent'} = 
$result_trees{'on_node_line'};

Modified: trunk/tp/t/results/invalid_nestings/quotation_in_ref.pl
===================================================================
--- trunk/tp/t/results/invalid_nestings/quotation_in_ref.pl     2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/invalid_nestings/quotation_in_ref.pl     2017-09-24 
19:59:05 UTC (rev 7968)
@@ -62,16 +62,14 @@
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => '
 ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -218,8 +216,7 @@
 $result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[0]{'parent'} = 
$result_trees{'quotation_in_ref'}{'contents'}[1];
 
$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
-$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
 
$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'quotation_in_ref'}{'contents'}[1]{'contents'}[1];

Modified: trunk/tp/t/results/invalid_nestings/section_in_footnote.pl
===================================================================
--- trunk/tp/t/results/invalid_nestings/section_in_footnote.pl  2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/invalid_nestings/section_in_footnote.pl  2017-09-24 
19:59:05 UTC (rev 7968)
@@ -29,12 +29,6 @@
                       'parent' => {},
                       'text' => '
 ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
-                      'text' => '
-',
                       'type' => 'empty_line'
                     }
                   ],
@@ -45,7 +39,12 @@
               'cmdname' => 'footnote',
               'contents' => [],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => '
+',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'line_nr' => {
                 'file_name' => '',
@@ -112,9 +111,8 @@
 $result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[0]{'parent'} = 
$result_trees{'section_in_footnote'}{'contents'}[0];
 
$result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1];
 
$result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0];
 
$result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'contents'}[1];
-$result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'contents'}[1]{'args'}[0];
 
$result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1];
 $result_trees{'section_in_footnote'}{'contents'}[0]{'contents'}[1]{'parent'} = 
$result_trees{'section_in_footnote'}{'contents'}[0];
 $result_trees{'section_in_footnote'}{'contents'}[0]{'parent'} = 
$result_trees{'section_in_footnote'};

Modified: trunk/tp/t/results/invalid_nestings/section_in_math.pl
===================================================================
--- trunk/tp/t/results/invalid_nestings/section_in_math.pl      2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/invalid_nestings/section_in_math.pl      2017-09-24 
19:59:05 UTC (rev 7968)
@@ -116,11 +116,6 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'in math
 '
                     },
@@ -138,7 +133,11 @@
               'cmdname' => 'math',
               'contents' => [],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'line_nr' => {
                 'file_name' => '',
@@ -235,9 +234,8 @@
 
$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1];
 
$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0];
 
$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0];
-$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0];
 
$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1];
-$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0]{'contents'}[0];
+$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'args'}[0];
 
$result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'contents'}[1]{'parent'}
 = $result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1];
 $result_trees{'section_in_math'}{'contents'}[1]{'contents'}[1]{'parent'} = 
$result_trees{'section_in_math'}{'contents'}[1];
 $result_trees{'section_in_math'}{'contents'}[1]{'extra'}{'misc_content'}[0] = 
$result_trees{'section_in_math'}{'contents'}[1]{'args'}[0]{'contents'}[1];

Modified: trunk/tp/t/results/invalid_nestings/verbatim_in_ref.pl
===================================================================
--- trunk/tp/t/results/invalid_nestings/verbatim_in_ref.pl      2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/invalid_nestings/verbatim_in_ref.pl      2017-09-24 
19:59:05 UTC (rev 7968)
@@ -62,16 +62,14 @@
                   'type' => 'brace_command_arg'
                 },
                 {
-                  'contents' => [
-                    {
+                  'contents' => [],
+                  'extra' => {
+                    'spaces_before_argument' => {
                       'parent' => {},
                       'text' => ' 
 ',
                       'type' => 'empty_spaces_before_argument'
                     }
-                  ],
-                  'extra' => {
-                    'spaces_before_argument' => {}
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -185,8 +183,7 @@
 $result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[0]{'parent'} = 
$result_trees{'verbatim_in_ref'}{'contents'}[1];
 
$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0];
 
$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'parent'}
 = 
$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
-$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
-$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1];
 
$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[1]{'parent'}
 = 
$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0];
 
$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'args'}[0]{'contents'}[0];
 
$result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = $result_trees{'verbatim_in_ref'}{'contents'}[1]{'contents'}[1];

Modified: trunk/tp/t/results/menu/inlineraw_in_menu_description.pl
===================================================================
--- trunk/tp/t/results/menu/inlineraw_in_menu_description.pl    2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/menu/inlineraw_in_menu_description.pl    2017-09-24 
19:59:05 UTC (rev 7968)
@@ -155,11 +155,6 @@
                               'contents' => [
                                 {
                                   'parent' => {},
-                                  'text' => ' ',
-                                  'type' => 'empty_spaces_before_argument'
-                                },
-                                {
-                                  'parent' => {},
                                   'text' => 'in inline raw
 '
                                 },
@@ -175,7 +170,11 @@
                                 }
                               ],
                               'extra' => {
-                                'spaces_before_argument' => {}
+                                'spaces_before_argument' => {
+                                  'parent' => {},
+                                  'text' => ' ',
+                                  'type' => 'empty_spaces_before_argument'
+                                }
                               },
                               'parent' => {},
                               'type' => 'brace_command_arg'
@@ -354,13 +353,12 @@
 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'contents'}[3]{'parent'}
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1];
 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0];
-$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
-$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'contents'}[2];
-$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][2]
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'contents'}[3];
+$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][1]
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'contents'}[1];
+$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'extra'}{'brace_command_contents'}[1][2]
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'args'}[1]{'contents'}[2];
 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[1]{'parent'}
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0];
 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'contents'}[2]{'parent'}
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0];
 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3]{'contents'}[0]{'parent'}
 = 
$result_trees{'inlineraw_in_menu_description'}{'contents'}[2]{'contents'}[1]{'contents'}[1]{'args'}[3];

Modified: trunk/tp/t/results/misc_commands/comment_space_command_on_line.pl
===================================================================
--- trunk/tp/t/results/misc_commands/comment_space_command_on_line.pl   
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/misc_commands/comment_space_command_on_line.pl   
2017-09-24 19:59:05 UTC (rev 7968)
@@ -503,11 +503,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'label'
                 },
                 {
@@ -518,7 +513,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -820,8 +819,7 @@
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[0]{'parent'}
 = $result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9];
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1];
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1];
-$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1];
-$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1]{'contents'}[0];
+$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1];
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1]{'parent'}
 = $result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9];
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'contents'}[0];
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'contents'}[0]{'parent'}
 = $result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9];
@@ -836,10 +834,10 @@
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'contents'}[1]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'contents'}[1]{'args'}[0]{'contents'}[0];
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'contents'}[1]{'parent'}
 = $result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9];
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[0]{'contents'}[1];
-$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1]{'contents'}[1];
+$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1]{'contents'}[0];
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'extra'}{'end_command'}
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'contents'}[1];
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'extra'}{'float_section'}
 = $result_trees{'comment_space_command_on_line'}{'contents'}[2];
-$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'extra'}{'node_content'}[0]
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1]{'contents'}[1];
+$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'extra'}{'node_content'}[0]
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[1]{'contents'}[0];
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[0]{'contents'}[0];
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'args'}[0]{'contents'}[1];
 
$result_trees{'comment_space_command_on_line'}{'contents'}[2]{'contents'}[9]{'parent'}
 = $result_trees{'comment_space_command_on_line'}{'contents'}[2];

Modified: trunk/tp/t/results/misc_commands/ref_in_center.pl
===================================================================
--- trunk/tp/t/results/misc_commands/ref_in_center.pl   2017-09-24 11:51:55 UTC 
(rev 7967)
+++ trunk/tp/t/results/misc_commands/ref_in_center.pl   2017-09-24 19:59:05 UTC 
(rev 7968)
@@ -147,15 +147,13 @@
                       'type' => 'brace_command_arg'
                     },
                     {
-                      'contents' => [
-                        {
+                      'contents' => [],
+                      'extra' => {
+                        'spaces_before_argument' => {
                           'parent' => {},
                           'text' => ' ',
                           'type' => 'empty_spaces_before_argument'
                         }
-                      ],
-                      'extra' => {
-                        'spaces_before_argument' => {}
                       },
                       'parent' => {},
                       'type' => 'brace_command_arg'
@@ -265,8 +263,7 @@
 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0];
 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[0];
 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[0]{'parent'}
 = 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
-$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[1];
-$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[1]{'contents'}[0];
+$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[1];
 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[1]{'parent'}
 = 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];
 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[2]{'contents'}[0]{'parent'}
 = 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[2];
 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1]{'args'}[2]{'parent'}
 = 
$result_trees{'ref_in_center'}{'contents'}[1]{'contents'}[3]{'args'}[0]{'contents'}[1];

Modified: trunk/tp/t/results/paragraph/commands_in_flushright.pl
===================================================================
--- trunk/tp/t/results/paragraph/commands_in_flushright.pl      2017-09-24 
11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/paragraph/commands_in_flushright.pl      2017-09-24 
19:59:05 UTC (rev 7968)
@@ -903,11 +903,6 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'type'
                 },
                 {
@@ -918,7 +913,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'block_line_arg'
@@ -1643,8 +1642,7 @@
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[0]{'parent'}
 = $result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12];
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1];
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1];
-$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1]{'contents'}[2]{'parent'}
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1];
-$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1]{'contents'}[0];
+$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1];
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1]{'parent'}
 = $result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12];
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'contents'}[0]{'parent'}
 = $result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12];
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'contents'}[1];
@@ -1665,10 +1663,10 @@
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'contents'}[5]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'contents'}[5]{'args'}[0]{'contents'}[0];
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'contents'}[5]{'parent'}
 = $result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12];
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'extra'}{'block_command_line_contents'}[0][0]
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[0]{'contents'}[1];
-$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1]{'contents'}[1];
+$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'extra'}{'block_command_line_contents'}[1][0]
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1]{'contents'}[0];
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'extra'}{'caption'}
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'contents'}[3];
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'extra'}{'end_command'}
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'contents'}[5];
-$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'extra'}{'node_content'}[0]
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1]{'contents'}[1];
+$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'extra'}{'node_content'}[0]
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[1]{'contents'}[0];
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'extra'}{'spaces_after_command'}
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[0]{'contents'}[0];
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'extra'}{'type'}{'content'}[0]
 = 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'args'}[0]{'contents'}[1];
 
$result_trees{'commands_in_flushright'}{'contents'}[0]{'contents'}[12]{'parent'}
 = $result_trees{'commands_in_flushright'}{'contents'}[0];

Modified: trunk/tp/t/results/plaintext_tests/at_commands_glued_in_example.pl
===================================================================
--- trunk/tp/t/results/plaintext_tests/at_commands_glued_in_example.pl  
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/plaintext_tests/at_commands_glued_in_example.pl  
2017-09-24 19:59:05 UTC (rev 7968)
@@ -111,16 +111,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'aaa bb cc'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -208,16 +207,15 @@
                   'contents' => [
                     {
                       'parent' => {},
-                      'text' => ' ',
-                      'type' => 'empty_spaces_before_argument'
-                    },
-                    {
-                      'parent' => {},
                       'text' => 'mali'
                     }
                   ],
                   'extra' => {
-                    'spaces_before_argument' => {}
+                    'spaces_before_argument' => {
+                      'parent' => {},
+                      'text' => ' ',
+                      'type' => 'empty_spaces_before_argument'
+                    }
                   },
                   'parent' => {},
                   'type' => 'brace_command_arg'
@@ -637,11 +635,10 @@
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[0];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[1];
-$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[1];
-$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[1];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[10]{'parent'}
 = $result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[11]{'parent'}
 = $result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[12]{'parent'}
 = $result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1];
@@ -654,11 +651,10 @@
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[0];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[1];
-$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[1];
-$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[1];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[16]{'parent'}
 = $result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[17]{'parent'}
 = $result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1];
 
$result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1]{'contents'}[18]{'parent'}
 = $result_trees{'at_commands_glued_in_example'}{'contents'}[0]{'contents'}[1];

Modified: trunk/tp/t/results/plaintext_tests/at_commands_glued_in_paragraph.pl
===================================================================
--- trunk/tp/t/results/plaintext_tests/at_commands_glued_in_paragraph.pl        
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/plaintext_tests/at_commands_glued_in_paragraph.pl        
2017-09-24 19:59:05 UTC (rev 7968)
@@ -99,16 +99,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'aaa bb cc'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -196,16 +195,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'mali'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -576,11 +574,10 @@
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[0];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[1];
-$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[1];
-$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[1];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[10]{'parent'}
 = $result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[11]{'parent'}
 = $result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[12]{'parent'}
 = $result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0];
@@ -593,11 +590,10 @@
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[0];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[0]{'parent'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[1];
-$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[1];
-$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'contents'}[0];
+$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[1];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'parent'}
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[0]{'contents'}[0];
-$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'contents'}[1];
+$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'args'}[1]{'contents'}[0];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[16]{'parent'}
 = $result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[17]{'parent'}
 = $result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0];
 
$result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0]{'contents'}[18]{'parent'}
 = $result_trees{'at_commands_glued_in_paragraph'}{'contents'}[0];

Modified: trunk/tp/t/results/plaintext_tests/lone_braces_in_inlineraw.pl
===================================================================
--- trunk/tp/t/results/plaintext_tests/lone_braces_in_inlineraw.pl      
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/plaintext_tests/lone_braces_in_inlineraw.pl      
2017-09-24 19:59:05 UTC (rev 7968)
@@ -24,11 +24,6 @@
             {
               'contents' => [
                 {
-                  'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
                   'contents' => [
                     {
                       'parent' => {},
@@ -45,7 +40,11 @@
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -82,14 +81,13 @@
 };
 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[0];
 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'parent'}
 = $result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0];
+$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1];
-$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1];
 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'parent'}
 = $result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0];
 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[0]{'contents'}[0];
-$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1];
-$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[1]{'line_nr'};
+$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'extra'}{'brace_command_contents'}[1][0]
 = 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0];
+$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'line_nr'}
 = 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'args'}[1]{'contents'}[0]{'line_nr'};
 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[0]{'parent'}
 = $result_trees{'lone_braces_in_inlineraw'}{'contents'}[0];
 
$result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'contents'}[1]{'parent'}
 = $result_trees{'lone_braces_in_inlineraw'}{'contents'}[0];
 $result_trees{'lone_braces_in_inlineraw'}{'contents'}[0]{'parent'} = 
$result_trees{'lone_braces_in_inlineraw'};

Modified: trunk/tp/t/results/plaintext_tests/punctuation_abbr_acronym.pl
===================================================================
--- trunk/tp/t/results/plaintext_tests/punctuation_abbr_acronym.pl      
2017-09-24 11:51:55 UTC (rev 7967)
+++ trunk/tp/t/results/plaintext_tests/punctuation_abbr_acronym.pl      
2017-09-24 19:59:05 UTC (rev 7968)
@@ -146,16 +146,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'expL'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -200,16 +199,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'explA'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -250,16 +248,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'expl'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -301,16 +298,15 @@
               'contents' => [
                 {
                   'parent' => {},
-                  'text' => ' ',
-                  'type' => 'empty_spaces_before_argument'
-                },
-                {
-                  'parent' => {},
                   'text' => 'expla'
                 }
               ],
               'extra' => {
-                'spaces_before_argument' => {}
+                'spaces_before_argument' => {
+                  'parent' => {},
+                  'text' => ' ',
+                  'type' => 'empty_spaces_before_argument'
+                }
               },
               'parent' => {},
               'type' => 'brace_command_arg'
@@ -373,21 +369,19 @@
 
$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[0]{'contents'}[0]{'parent'}
 = 
$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[0];
 
$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[0]{'parent'}
 = $result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8];
 
$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[1]{'contents'}[0]{'parent'}
 = 
$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[1];
-$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[1]{'contents'}[1]{'parent'}
 = 
$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[1];
-$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[1]{'extra'}{'spaces_before_argument'}
 = 
$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[1]{'contents'}[0];
+$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[1]{'extra'}{'spaces_before_argument'}{'parent'}
 = 
$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[1];
 
$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[1]{'parent'}
 = $result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8];
 
$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'extra'}{'brace_command_contents'}[0][0]
 = 
$result_trees{'punctuation_abbr_acronym'}{'contents'}[0]{'contents'}[8]{'args'}[0]{'contents'}[0];

@@ Diff output truncated at 1536000 characters. @@



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