GNU bug report logs - #48841
fido-mode is slower than ido-mode with similar settings

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Package: emacs;

Reported by: Dmitry Gutov <dgutov <at> yandex.ru>

Date: Sat, 5 Jun 2021 01:40:01 UTC

Severity: normal

Done: João Távora <joaotavora <at> gmail.com>

Bug is archived. No further changes may be made.

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Message #23 received at 48841 <at> debbugs.gnu.org (full text, mbox):

From: Stefan Monnier <monnier <at> iro.umontreal.ca>
To: João Távora <joaotavora <at> gmail.com>
Cc: 48841 <at> debbugs.gnu.org, Dmitry Gutov <dgutov <at> yandex.ru>
Subject: Re: bug#48841: fido-mode is slower than ido-mode with similar settings
Date: Sat, 05 Jun 2021 22:34:53 -0400

> Stefan knows best here.  Regardless of its use, it seems to require
> another try-completion call in all the filtered candidates (which might
> be very big) so that's probably where the extra lag comes from.

IIRC the `try-completion` call is performed on the list of possible
completions rather than on the original completion table, so it should
be quite fast.  I'd be surprised if it is a significant portion of the
overall time.


        Stefan
This bug report was last modified 3 years and 350 days ago.

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