From: Lars Ingebrigtsen <larsi@gnus.org>
To: "Andreas Röhler" <andreas.roehler@easy-emacs.de>
Cc: 23569@debbugs.gnu.org
Subject: bug#23569: thing-at-point, source of slowness
Date: Thu, 08 Jul 2021 02:49:45 +0200 [thread overview]
Message-ID: <877di11vfa.fsf@gnus.org> (raw)
In-Reply-To: <573C20ED.4050405@easy-emacs.de> ("Andreas Röhler"'s message of "Wed, 18 May 2016 09:59:41 +0200")
Andreas Röhler <andreas.roehler@easy-emacs.de> writes:
> in thingatpt.el:
>
> ;; The function bounds-of-thing-at-point finds the beginning and end
> ;; positions by moving first forward to the end of the "thing", and then
> ;; backwards to the beginning.
>
> ;;;;;;;
>
> Also bounds-of-thing-at-point jumps to-and-fro, doing some sanity check every
> time.
>
> Suggest to jump first at the beginning, as backward move might be slow.
>
> Avoid to-and-fro, deliver tests instead, so first try will be reliable or
> return nil.
(I'm going through old bug reports that unfortunately got little response at
the time.)
I'm not sure I understand the issue, even with the response you gave to
Eli at the time.
Do you have a test case that demonstrates this slowness, and an example
of how you'd change the code?
--
(domestic pets only, the antidote for overdose, milk.)
bloggy blog: http://lars.ingebrigtsen.no
next prev parent reply other threads:[~2021-07-08 0:49 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-18 7:59 bug#23569: thing-at-point, source of slowness Andreas Röhler
2016-05-18 17:52 ` Eli Zaretskii
2016-05-23 6:42 ` Andreas Röhler
2021-07-08 0:49 ` Lars Ingebrigtsen [this message]
2021-07-08 5:41 ` Andreas Röhler
2021-07-08 12:40 ` Lars Ingebrigtsen
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