From: Juanma Barranquero <lekktu@gmail.com>
To: "Andreas Röhler" <andreas.roehler@easy-emacs.de>
Cc: 21766@debbugs.gnu.org
Subject: bug#21766: 25.0.50; delete-trailing-whitespace sometimes deletes non-whitespace
Date: Tue, 27 Oct 2015 08:53:28 +0100 [thread overview]
Message-ID: <CAAeL0SRVuVskkODgRB9L=oTCJEXVR_t5JEkaQB0WtP-aozJDZQ@mail.gmail.com> (raw)
In-Reply-To: <562F22BA.3050103@easy-emacs.de>
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On Tue, Oct 27, 2015 at 8:07 AM, Andreas Röhler <
andreas.roehler@easy-emacs.de> wrote:
> First fix looks cleaner.
Shorter, indeed, though it does more work, and inside a loop. I really have
no preference.
> Such a basic routine should preserve matches by its own virtue.
Are you talking about delete-trailing-whitespace or skip-syntax-backward?
Anyway, I've always thought that functions should preserve the match data,
but I was told that doing so is a (relatively) expensive operation, and
functions that use match data should be the ones to make sure that it is
valid when they need it.
J
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next prev parent reply other threads:[~2015-10-27 7:53 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-26 23:07 bug#21766: 25.0.50; delete-trailing-whitespace sometimes deletes non-whitespace Markus Triska
2015-10-27 0:15 ` Juanma Barranquero
2015-10-27 7:07 ` Andreas Röhler
2015-10-27 7:53 ` Juanma Barranquero [this message]
2015-10-27 8:05 ` martin rudalics
2015-10-27 8:12 ` Juanma Barranquero
2015-10-27 8:25 ` martin rudalics
2015-10-27 8:32 ` Juanma Barranquero
2015-10-27 9:01 ` Andreas Schwab
2015-10-27 9:16 ` Juanma Barranquero
2015-10-27 9:24 ` martin rudalics
2015-10-27 9:46 ` Andreas Schwab
2015-10-27 10:21 ` Juanma Barranquero
2015-10-27 16:03 ` Juanma Barranquero
2015-10-28 1:51 ` Stephen Leake
2015-10-28 1:51 ` Stephen Leake
2015-10-28 9:08 ` Juanma Barranquero
2015-10-28 17:38 ` Juanma Barranquero
2015-10-28 9:08 ` Juanma Barranquero
2015-10-27 16:03 ` Juanma Barranquero
2015-10-28 19:19 ` Stefan Monnier
2015-10-29 6:30 ` Andreas Röhler
2015-10-29 9:41 ` Juanma Barranquero
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