GNU bug report logs - #53328
27.2; Doc-string line incorrectly filled (off-by-one bug)

Previous Next

Full log

Message #8 received at 53328 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Drew Adams <drew.adams <at> oracle.com>
Cc: 53328 <at> debbugs.gnu.org
Subject: Re: bug#53328: 27.2;
 Doc-string line incorrectly filled (off-by-one bug)
Date: Tue, 18 Jan 2022 20:13:34 +0200

> From: Drew Adams <drew.adams <at> oracle.com>
> Date: Mon, 17 Jan 2022 20:43:21 +0000
> 
> emacs -Q
> 
> (defface foo
>   '((t :background "Green"))
>   "Face used to @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
> xxxxx xxxxxxxxxxx xxxxxxxxxxxx xxxxxxxxxxxxx  xxxxxxx  xxxxxx yyyyyyy."
>   :group 'faces)
> 
> Put point at the beginning of the second doc-string line.
> 
> `M-q'
> 
> That second line is filled by inserting a newline char before `yyyyyyy'.
> The line should not be split - it is 70 chars, which is allowed by
> convention.
> 
> The problem seems to be an off-by-one bug.  The double-quote char ending
> the string is perhaps being counted, as if it were part of the doc
> string.

What command is bound to M-q in this case on your system?  Here it is
fill-paragraph, and that command knows nothing about Lisp doc strings.
For it, this is just plain text.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.