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From: Lars Ingebrigtsen <larsi@gnus.org>
To: Andreas Schwab <schwab@linux-m68k.org>
Cc: 52496@debbugs.gnu.org, Yilkal Argaw <yilkalargawworkneh@gmail.com>
Subject: bug#52496: syntax highlighting problem on emacs shell-script mode
Date: Sun, 19 Dec 2021 15:10:22 +0100	[thread overview]
Message-ID: <877dc0vg6p.fsf@gnus.org> (raw)
In-Reply-To: <87bl1cd7dn.fsf@igel.home> (Andreas Schwab's message of "Sun, 19 Dec 2021 14:57:56 +0100")

Andreas Schwab <schwab@linux-m68k.org> writes:

> On Dez 19 2021, Lars Ingebrigtsen wrote:
>
>> Right.  I haven't real the shell documentation -- is "@" a valid heredoc
>> ... separator?
>
> Any word is.

But is @ word constituent?

It's not in sh-mode's word definition, anyway.  The following tweak
fixes this particular problem, but I have no idea whether it was what
what originally reported.

diff --git a/lisp/progmodes/sh-script.el b/lisp/progmodes/sh-script.el
index c6b6f83471..01bebe4a23 100644
--- a/lisp/progmodes/sh-script.el
+++ b/lisp/progmodes/sh-script.el
@@ -867,7 +867,7 @@ sh-here-doc-syntax
     "\\(?:\\(?:.*[^\\\n]\\)?\\(?:\\\\\\\\\\)*\\\\\n\\)*.*")
 
   (defconst sh-here-doc-open-re
-    (concat "[^<]<<-?\\s-*\\\\?\\(\\(?:['\"][^'\"]+['\"]\\|\\sw\\|[-/~._]\\)+\\)"
+    (concat "[^<]<<-?\\s-*\\\\?\\(\\(?:['\"][^'\"]+['\"]\\|\\sw\\|[-/~._@]\\)+\\)"
             sh-escaped-line-re "\\(\n\\)")))
 
 (defun sh--inside-noncommand-expression (pos)


-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no





  reply	other threads:[~2021-12-19 14:10 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-15  0:35 bug#52496: syntax highlighting problem on emacs shell-script mode Yilkal Argaw
2021-12-19 12:54 ` Lars Ingebrigtsen
2021-12-19 13:30   ` Andreas Schwab
2021-12-19 13:33     ` Lars Ingebrigtsen
2021-12-19 13:57       ` Andreas Schwab
2021-12-19 14:10         ` Lars Ingebrigtsen [this message]
2021-12-19 14:47           ` Andreas Schwab
2021-12-19 15:46             ` Kévin Le Gouguec
2021-12-20  9:46               ` Lars Ingebrigtsen
2021-12-21  4:20                 ` Yilkal Argaw
     [not found]   ` <CAJddU=rbKWaPHBmxAGz-bM4TsziYPOoC5tOJMKpybWOE-GJEPA@mail.gmail.com>
2021-12-19 19:42     ` Lars Ingebrigtsen

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