GNU bug report logs - #78815
31.0.50; completions truncated

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Stephen Berman <stephen.berman <at> gmx.net>
Cc: m43cap <at> yandex.com, 78815 <at> debbugs.gnu.org
Subject: bug#78815: 31.0.50; completions truncated
Date: Wed, 18 Jun 2025 19:18:24 +0300

> From: Stephen Berman <stephen.berman <at> gmx.net>
> Cc: m43cap <at> yandex.com,  78815 <at> debbugs.gnu.org
> Date: Wed, 18 Jun 2025 17:53:25 +0200
> 
> On Wed, 18 Jun 2025 18:43:02 +0300 Eli Zaretskii <eliz <at> gnu.org> wrote:
> 
> >> From: Colin Baxter <m43cap <at> yandex.com>
> >> Cc: 78815 <at> debbugs.gnu.org
> >> Date: Wed, 18 Jun 2025 15:16:40 +0100
> >> 
> >> >>>>> Eli Zaretskii <eliz <at> gnu.org> writes:
> >> 
> >>     >> Date: Tue, 17 Jun 2025 11:01:58 +0100 From: Colin Baxter
> >>     >> <m43cap <at> yandex.com>
> >>     >> 
> >>     >> 
> >>     >> 1. emacs -Q <RET> 2. C-h f <RET> (for example) 3. completion
> >>     >> <TAB> (for example) 4. Completion buffer opens with 131 possible
> >>     >> completions 5. In foot of buffer is button that reads:
> >>     >> [Completions truncated, click here to insert the rest.]
> >> 
> >>     > I don't see such a button, with today's master.
> >> 
> >> I've just git pulled and I'm afraid I still seen the button - screenshot
> >> attached.
> >
> > What can I say? it doesn't work here, neither on MS-Windows nor on
> > GNU/Linux, with this recipe:
> >
> >   emacs -Q
> >   C-h f completion TAB TAB TAB TAB TAB
> >
> > (I have to type TAB 5 times before I see the end of the buffer, which
> > has 135 lines and shows 131 completions.)
> >
> > Btw, it is strange that your screenshot shows the candidates which
> > start from completion-auto-select (here the list starts with
> > completion--cache-all-sorted-completions instead), and doesn't show
> > the heading of the *Completions* buffer ("Click or type M-RET...").
> >
> > Did I use a wrong recipe or something?
> 
> I see the button with this recipe:
> 
> emacs -Q
> C-h f completion TAB C-M-v

OK, but that probably means the calculation of when to display the
button is wrong, because it should appear as part of the first
window-full, no?

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