GNU bug report logs - #12254
24.2; completion fails backward-char

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Package: emacs;

Reported by: Leo <sdl.web <at> gmail.com>

Date: Wed, 22 Aug 2012 02:42:01 UTC

Severity: normal

Tags: notabug

Found in version 24.2

Done: Stefan Monnier <monnier <at> iro.umontreal.ca>

Bug is archived. No further changes may be made.

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Message #18 received at 12254 <at> debbugs.gnu.org (full text, mbox):

From: Leo <sdl.web <at> gmail.com>
To: Stefan Monnier <monnier <at> iro.umontreal.ca>
Cc: 12254 <at> debbugs.gnu.org
Subject: Re: bug#12254: 24.2; completion fails backward-char
Date: Thu, 30 Aug 2012 20:05:03 +0800

On 2012-08-30 02:05 +0800, Stefan Monnier wrote:
> That's only because completion-at-point-functions is used less often so
> the bug in the above code doesn't bite as often.
> But your above completion function is already buggy in Emacs-23.4 since
> it can't complete "IG!R" to "IGNORE", whereas after adding the
> save-excursion such completion works just fine.

Thank you for this.

This isn't clear on the documentation on completion-at-point-functions.
It is a trap that one can easily fall into. I wonder if you may add a
note in the doc-string of completion-at-point-functions. Thanks.

Leo
This bug report was last modified 12 years and 263 days ago.

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