bug#11314: closed (24.1.50; Regression: incorrect Lisp indentation for `if' with `@@@@@@')

[GNU bug Tracking System]

Your message dated Fri, 12 Apr 2024 13:29:16 -0400
with message-id <jwv1q7a32y1.fsf-monnier+emacs@gnu.org>
and subject line Re: bug#24542: 25.1.50; The symbol `@' and sexp scanning
has caused the debbugs.gnu.org bug report #24542,
regarding 24.1.50; Regression: incorrect Lisp indentation for `if' with `@@@@@@'
to be marked as done.

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-- 
24542: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=24542
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> --- Begin Message ---
>
>
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> Subject: 
>
> 24.1.50; Regression: incorrect Lisp indentation for `if' with `@@@@@@'
>
>
>
>
> Date: 
>
> Sun, 22 Apr 2012 17:56:10 -0700
>
>
>
>
> emacs -Q
>  
> Type this into an Emacs Lisp buffer:
>  
> (if (alpha beta) C-j aaaaaa C-j bbbbbb
>  
> You get this:
>  
> (if (alpha beta)
>     aaaaaa
>   bbbbbb
>  
> That is correct.  bbbbbb is indented correctly.
>  
> Now do the same thing, using @@@@@@ instead of aaaaaa.  This is the
> result - bbbbbb is indented incorrectly.
>  
> (if (alpha beta)
>     @@@@@@
>     bbbbbb
>  
> Yet @@@@@@ is a perfectly good symbol/variable name etc.
>  
> This regression was introduced in Emacs 22.
>  
>
> In GNU Emacs 24.1.50.1 (i386-mingw-nt5.1.2600)
>  of 2012-04-19 on MARVIN
> Bzr revision: 107968 monnier@iro.umontreal.ca-20120419220225-gijdcbfxuiqy5dhb
> Windowing system distributor `Microsoft Corp.', version 5.1.2600
> Configured using:
>  `configure --with-gcc (4.6) --no-opt --enable-checking --cflags
>  -ID:/devel/emacs/libs/libXpm-3.5.8/include
>  -ID:/devel/emacs/libs/libXpm-3.5.8/src
>  -ID:/devel/emacs/libs/libpng-dev_1.4.3-1/include
>  -ID:/devel/emacs/libs/zlib-dev_1.2.5-2/include
>  -ID:/devel/emacs/libs/giflib-4.1.4-1/include
>  -ID:/devel/emacs/libs/jpeg-6b-4/include
>  -ID:/devel/emacs/libs/tiff-3.8.2-1/include
>  -ID:/devel/emacs/libs/gnutls-3.0.9/include
>  -ID:/devel/emacs/libs/libiconv-1.13.1-1-dev/include
>  -ID:/devel/emacs/libs/libxml2-2.7.8/include/libxml2'
>  
>
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#24542: 25.1.50; The symbol `@' and sexp scanning
>
>
>
>
> Date: 
>
> Fri, 12 Apr 2024 13:29:16 -0400
>
>
>
>
> User-agent: 
>
> Gnus/5.13 (Gnus v5.13)
>
>
>
>
> >>  (defvar emacs-lisp-mode-syntax-table
> >>    (let ((table (make-syntax-table lisp-data-mode-syntax-table)))
> >> -    ;; These are redundant, now.
> >> -    ;;(modify-syntax-entry ?\[ "(]  " table)
> >> -    ;;(modify-syntax-entry ?\] ")[  " table)
> >> +    ;; `syntax-propertize'. takes care of `,@'.
> >> +    (modify-syntax-entry ?@ "_" table)
> >>      table)
> >>    "Syntax table used in `emacs-lisp-mode'.")
> >
> > This seems to give good results for me - so far at least.
>
> Thanks, pushed to `master`, closing.
>
>
>         Stefan
>
>
>
> --- End Message ---