From: Stefan Monnier <monnier@iro.umontreal.ca>
To: Leo <sdl.web@gmail.com>
Cc: 12254@debbugs.gnu.org
Subject: bug#12254: 24.2; completion fails backward-char
Date: Thu, 30 Aug 2012 11:39:59 -0400 [thread overview]
Message-ID: <jwv8vcwcrx0.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <m1txvk1t74.fsf@gmail.com> (Leo's message of "Thu, 30 Aug 2012 20:05:03 +0800")
> 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.
How 'bout the patch below?
Stefan
=== modified file 'lisp/minibuffer.el'
--- lisp/minibuffer.el 2012-08-14 17:10:38 +0000
+++ lisp/minibuffer.el 2012-08-30 15:39:14 +0000
@@ -1821,7 +1821,9 @@
`:predicate' a predicate that completion candidates need to satisfy.
`:exclusive' If `no', means that if the completion table fails to
match the text at point, then instead of reporting a completion
- failure, the completion should try the next completion function.")
+ failure, the completion should try the next completion function.
+As is the case with most hooks, the functions are responsible to preserve
+things like point and current buffer.")
(defvar completion--capf-misbehave-funs nil
"List of functions found on `completion-at-point-functions' that misbehave.
next prev parent reply other threads:[~2012-08-30 15:39 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-22 2:40 bug#12254: 24.2; completion fails backward-char Leo
2012-08-22 16:17 ` Stefan Monnier
2012-08-29 18:05 ` Stefan Monnier
2012-08-30 12:05 ` Leo
2012-08-30 15:39 ` Stefan Monnier [this message]
2012-08-30 22:25 ` Leo
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