master d42b45dcc75: cperl-mode: Fix byte-compilation warnings

[Harald Jörg]

branch: master
commit d42b45dcc7504deb9d1e7b730fed69e18f958533
Author: Harald Jörg <haj@posteo.de>
Commit: Harald Jörg <haj@posteo.de>

    cperl-mode: Fix byte-compilation warnings
    
    * lisp/progmodes/cperl-mode.el (defconst): Reformat docstring to
    fit into 80 columns.
    (cperl-find-sub-attrs): Mark lexical parameters as unused.
    
    * test/lisp/progmodes/cperl-mode-tests.el
    (cperl-test-fontify-attrs-and-signatures): Fix use of
    `match-beginning'
    (perl-indent-parens-as-block): Define as a variable.
---
 lisp/progmodes/cperl-mode.el            |  7 ++++---
 test/lisp/progmodes/cperl-mode-tests.el | 15 +++++++++------
 2 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/lisp/progmodes/cperl-mode.el b/lisp/progmodes/cperl-mode.el
index fb636d0fb78..adfaeee8c97 100644
--- a/lisp/progmodes/cperl-mode.el
+++ b/lisp/progmodes/cperl-mode.el
@@ -1330,7 +1330,9 @@ subsequent attributes.  This regexp does not have capture 
groups.")
     `(sequence "("
                (0+ (any "$@%&*;\\[]"))
                ")")
-    "A regular expression for a subroutine prototype.  Not as strict as the 
actual prototype syntax, but good enough to distinguish prototypes from 
signatures.")
+    "A regular expression for a subroutine prototype.  Not as strict
+as the actual prototype syntax, but good enough to distinguish
+prototypes from signatures.")
 
   (defconst cperl--signature-rx
     `(sequence "("
@@ -3539,7 +3541,7 @@ position of the end of the unsafe construct."
                           (setq end (point)))))
          (or end pos)))))
 
-(defun cperl-find-sub-attrs (&optional st-l b-fname e-fname pos)
+(defun cperl-find-sub-attrs (&optional st-l _b-fname _e-fname pos)
   "Syntactically mark (and fontify) attributes of a subroutine.
 Should be called with the point before leading colon of an attribute."
   ;; Works *before* syntax recognition is done
@@ -3608,7 +3610,6 @@ Should be called with the point before leading colon of 
an attribute."
                          'attrib-group (if (looking-at "{") t 0))
         (and pos
              (progn
-               (< 1 (count-lines (+ 3 pos) (point))) ; end of `sub'
                ;; Apparently, we do not need `multiline': faces added now
                (put-text-property (+ 3 pos) (cperl-1+ (point))
                                  'syntax-type 'sub-decl))))
diff --git a/test/lisp/progmodes/cperl-mode-tests.el 
b/test/lisp/progmodes/cperl-mode-tests.el
index 99d5a51b3ea..fced2171767 100644
--- a/test/lisp/progmodes/cperl-mode-tests.el
+++ b/test/lisp/progmodes/cperl-mode-tests.el
@@ -184,11 +184,12 @@ attributes, prototypes and signatures."
             (when (match-beginning 2)
               (should (equal (get-text-property (match-beginning 2) 'face)
                              'font-lock-string-face))))
-          (goto-char end-of-sub)
           ;; Subroutine signatures
+          (goto-char start-of-sub)
           (when (search-forward "$bar" end-of-sub t)
-            (should (equal (get-text-property (match-beginning) 'face)
-                           'font-lock-variable-name-face)))))
+            (should (equal (get-text-property (match-beginning 0) 'face)
+                           'font-lock-variable-name-face)))
+          (goto-char end-of-sub)))
       ;; Anonymous subroutines
       (while (search-forward-regexp "= sub" nil t)
         (let ((start-of-sub (match-beginning 0))
@@ -205,11 +206,12 @@ attributes, prototypes and signatures."
             (when (match-beginning 2)
               (should (equal (get-text-property (match-beginning 2) 'face)
                              'font-lock-string-face))))
-          (goto-char end-of-sub)
           ;; Subroutine signatures
+          (goto-char start-of-sub)
           (when (search-forward "$bar" end-of-sub t)
-            (should (equal (get-text-property (match-beginning) 'face)
-                           'font-lock-variable-name-face))))))))
+            (should (equal (get-text-property (match-beginning 0) 'face)
+                           'font-lock-variable-name-face)))
+          (goto-char end-of-sub))))))
 
 (ert-deftest cperl-test-fontify-special-variables ()
   "Test fontification of variables like $^T or ${^ENCODING}.
@@ -314,6 +316,7 @@ issued by CPerl mode."
 
 (defvar perl-continued-statement-offset)
 (defvar perl-indent-level)
+(defvar perl-indent-parens-as-block)
 
 (defconst cperl--tests-heredoc-face
   (if (equal cperl-test-mode 'perl-mode) 'perl-heredoc