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authorStefan Monnier <monnier@iro.umontreal.ca>2014-11-30 23:07:19 -0500
committerStefan Monnier <monnier@iro.umontreal.ca>2014-11-30 23:07:19 -0500
commite97b6e6f11ceb85f4f3cbe1ecbbc46aa0a8de48a (patch)
tree201b64ff41ae23b23f9e704923b25ca0e696b810
parent59c4d5f95337d6393edb5ffe6b9ef74e4f89058f (diff)
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* lisp/progmodes/prog-mode.el (prettify-symbols--compose-symbol): Refine.
Fix handling of symbols with different syntax at beginning/end or with symbol rather than word syntax.
-rw-r--r--lisp/ChangeLog6
-rw-r--r--lisp/progmodes/prog-mode.el8
2 files changed, 11 insertions, 3 deletions
diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 726d9b02ac8..ac36c059bd3 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,9 @@
+2014-12-01 Stefan Monnier <monnier@iro.umontreal.ca>
+
+ * progmodes/prog-mode.el (prettify-symbols--compose-symbol):
+ Fix handling of symbols with different syntax at beginning/end or with
+ symbol rather than word syntax.
+
2014-11-30 Eli Zaretskii <eliz@gnu.org>
* simple.el (line-move): If noninteractive, call line-move-1, not
diff --git a/lisp/progmodes/prog-mode.el b/lisp/progmodes/prog-mode.el
index 407466932d9..e0e57462405 100644
--- a/lisp/progmodes/prog-mode.el
+++ b/lisp/progmodes/prog-mode.el
@@ -66,11 +66,13 @@ Regexp match data 0 points to the chars."
;; Check that the chars should really be composed into a symbol.
(let* ((start (match-beginning 0))
(end (match-end 0))
- (syntaxes (if (eq (char-syntax (char-after start)) ?w)
+ (syntaxes-beg (if (memq (char-syntax (char-after start)) '(?w ?_))
+ '(?w ?_) '(?. ?\\)))
+ (syntaxes-end (if (memq (char-syntax (char-before end)) '(?w ?_))
'(?w ?_) '(?. ?\\)))
match)
- (if (or (memq (char-syntax (or (char-before start) ?\s)) syntaxes)
- (memq (char-syntax (or (char-after end) ?\s)) syntaxes)
+ (if (or (memq (char-syntax (or (char-before start) ?\s)) syntaxes-beg)
+ (memq (char-syntax (or (char-after end) ?\s)) syntaxes-end)
;; syntax-ppss could modify the match data (bug#14595)
(progn (setq match (match-string 0)) (nth 8 (syntax-ppss))))
;; No composition for you. Let's actually remove any composition