[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Emacs-diffs] emacs-25 42eae54: Improve documentation of dabbrevs
From: |
Eli Zaretskii |
Subject: |
[Emacs-diffs] emacs-25 42eae54: Improve documentation of dabbrevs |
Date: |
Fri, 13 Jan 2017 09:13:13 +0000 (UTC) |
branch: emacs-25
commit 42eae54207beb340ef2732c3d66e2e120a1c29f4
Author: Eli Zaretskii <address@hidden>
Commit: Eli Zaretskii <address@hidden>
Improve documentation of dabbrevs
* doc/emacs/abbrevs.texi (Dynamic Abbrevs): Add a cross reference
to "Dabbrev Customization".
(Dabbrev Customization): More details about the default value of
dabbrev-abbrev-char-regexp and use cases when it might not be good
enough. (Bug#25432)
---
doc/emacs/abbrevs.texi | 20 ++++++++++++++------
1 file changed, 14 insertions(+), 6 deletions(-)
diff --git a/doc/emacs/abbrevs.texi b/doc/emacs/abbrevs.texi
index 8cb7a48..117d07e 100644
--- a/doc/emacs/abbrevs.texi
+++ b/doc/emacs/abbrevs.texi
@@ -388,6 +388,9 @@ words that follow the expansion in its original context.
Simply type
@address@hidden M-/} for each additional word you want to copy. The
spacing and punctuation between words is copied along with the words.
+ You can control the way @kbd{M-/} determines the word to expand and
+how to expand it, see @ref{Dabbrev Customization}.
+
The command @kbd{C-M-/} (@code{dabbrev-completion}) performs
completion of a dynamic abbrev. Instead of trying the possible
expansions one by one, it finds all of them, then inserts the text
@@ -437,12 +440,17 @@ copies the expansion verbatim including its case pattern.
@vindex dabbrev-abbrev-char-regexp
The variable @code{dabbrev-abbrev-char-regexp}, if address@hidden,
-controls which characters are considered part of a word, for dynamic expansion
-purposes. The regular expression must match just one character, never
-two or more. The same regular expression also determines which
-characters are part of an expansion. The (default) value @code{nil}
-has a special meaning: dynamic abbrevs are made of word characters,
-but expansions are made of word and symbol characters.
+controls which characters are considered part of a word, for dynamic
+expansion purposes. The regular expression must match just one
+character, never two or more. The same regular expression also
+determines which characters are part of an expansion. The (default)
+value @code{nil} has a special meaning: dynamic abbrevs (i.e.@: the
+word at point) are made of word characters, but their expansions are
+looked for as sequences of word and symbol characters. This is
+generally appropriate for expanding symbols in a program source and
+also for human-readable text in many languages, but may not be what
+you want in a text buffer that includes unusual punctuation characters;
+in that case, the value @code{"\\sw"} might produce better results.
@vindex dabbrev-abbrev-skip-leading-regexp
In shell scripts and makefiles, a variable name is sometimes prefixed
[Prev in Thread] |
Current Thread |
[Next in Thread] |
- [Emacs-diffs] emacs-25 42eae54: Improve documentation of dabbrevs,
Eli Zaretskii <=