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From: Andreas Schwab <schwab@linux-m68k.org>
To: yyoncho <yyoncho@gmail.com>
Cc: 39149@debbugs.gnu.org
Subject: bug#39149: 27.0.50; describe-buffer-bindings is calling :filter function in wrong buffer
Date: Fri, 30 Oct 2020 16:16:27 +0100	[thread overview]
Message-ID: <874kmbbv78.fsf@igel.home> (raw)
In-Reply-To: <CACCVLQV31T4fTHn+fRbXXf2yidexZcL+rQiDYF_f3q62JymZ1g@mail.gmail.com> (yyoncho@gmail.com's message of "Thu, 16 Jan 2020 08:59:12 +0200")

On Jan 16 2020, yyoncho wrote:

> 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*\"
>
> Expected: the filter function must be called in *scratch* since this is
> the buffer you want to check the bindings.

The problem is that describe-buffer-bindings only changes the buffer to
look up the bindings, but everything that generates the description
(starting with describe-map-tree) doesn't know about that other buffer.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
"And now for something completely different."





  parent reply	other threads:[~2020-10-30 15:16 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-16  6:59 bug#39149: 27.0.50; describe-buffer-bindings is calling :filter function in wrong buffer yyoncho
2020-10-30 14:23 ` Lars Ingebrigtsen
2020-10-30 16:08   ` yyoncho
2020-10-30 16:16   ` Stefan Kangas
2020-10-30 18:03     ` Basil L. Contovounesios
2020-11-01 14:56       ` Stefan Kangas
2020-11-01 17:01         ` Basil L. Contovounesios
2020-11-01  4:31     ` Stefan Kangas
2020-11-15  0:24   ` Stefan Kangas
2020-11-15 15:15     ` Eli Zaretskii
2020-11-15 16:08       ` Stefan Kangas
2020-11-15 16:28         ` Eli Zaretskii
2022-04-17 15:37     ` Lars Ingebrigtsen
2022-04-17 16:02       ` Eli Zaretskii
2022-04-17 16:06         ` Lars Ingebrigtsen
2020-10-30 15:16 ` Andreas Schwab [this message]
2020-10-30 16:23   ` Stefan Kangas
2020-10-30 16:32     ` yyoncho
2020-10-30 16:46     ` Andreas Schwab

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