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bug#44418: 28.0.50; Spliced variable not matched as symbol in isearch
From: |
Lars Ingebrigtsen |
Subject: |
bug#44418: 28.0.50; Spliced variable not matched as symbol in isearch |
Date: |
Tue, 07 Jun 2022 19:45:16 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) |
Stefan Monnier <monnier@iro.umontreal.ca> writes:
> `@x` is a valid symbol, which is why `?@` is given symbol syntax.
> If we want to fix the above search we need to use
> `syntax-propertize-function` to change the syntax of those `@` that
> follow a comma.
The following seems to do the trick -- does this look OK to you?
diff --git a/lisp/progmodes/elisp-mode.el b/lisp/progmodes/elisp-mode.el
index 77bf3f1ed1..210270bc67 100644
--- a/lisp/progmodes/elisp-mode.el
+++ b/lisp/progmodes/elisp-mode.el
@@ -245,6 +245,9 @@ elisp-mode-syntax-propertize
;; Empty symbol.
("##" (0 (unless (nth 8 (syntax-ppss))
(string-to-syntax "_"))))
+ ;; Give ,@ a prefix syntax.
+ (",@" (0 (unless (ppss-comment-or-string-start (syntax-ppss))
+ (string-to-syntax "'"))))
;; Unicode character names. (The longest name is 88 characters
;; long.)
("\\?\\\\N{[-A-Za-z0-9 ]\\{,100\\}}"
--
(domestic pets only, the antidote for overdose, milk.)
bloggy blog: http://lars.ingebrigtsen.no