GNU bug report logs - #39149
27.0.50; describe-buffer-bindings is calling :filter function in wrong buffer

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Message #16 received at 39149 <at> debbugs.gnu.org (full text, mbox):

From: yyoncho <yyoncho <at> gmail.com>
To: Lars Ingebrigtsen <larsi <at> gnus.org>
Cc: 39149 <at> debbugs.gnu.org
Subject: Re: bug#39149: 27.0.50; describe-buffer-bindings is calling :filter
 function in wrong buffer
Date: Fri, 30 Oct 2020 18:08:10 +0200

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I tested with emacs27.1

emacs27.1 -q

Then pasted the code in scratch buffer, evaluated, and reproduced the
described behaviour.


Thanks,
Ivan


On Fri, Oct 30, 2020 at 4:23 PM Lars Ingebrigtsen <larsi <at> gnus.org> wrote:

> yyoncho <yyoncho <at> gmail.com> writes:
>
> > To reproduce (eval in scratch buffer)
> > (define-key global-map (kbd "C-c C-l r")
> >   `(menu-item "2" switch-to-buffer
> >               :filter ,(lambda (cmd)
> >                          (print (format "Called in %s" (current-buffer)))
> >                          cmd)))
> > (with-temp-buffer
> >   (with-output-to-string
> >     (describe-buffer-bindings (get-buffer "*scratch*") [3 12] t)))
> >
> > This outputs:
> >
> > \"Called in  *temp*\"
>
> I tried this recipe, but I'm not getting the :filter function called at
> all.  Do you have a recipe, starting from "emacs -Q", that reproduces
> this bug?
>
> And your report didn't include the data about the version generated by
> report-emacs-bug, so it's hard to guess whether bug is only on some
> specific system.
>
> --
> (domestic pets only, the antidote for overdose, milk.)
>    bloggy blog: http://lars.ingebrigtsen.no
>

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