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From: Noam Postavsky <npostavs@gmail.com>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: Michael Heerdegen <michael_heerdegen@web.de>,
	Lars Ingebrigtsen <larsi@gnus.org>,
	15998@debbugs.gnu.org, Shigeru Fukaya <shigeru.fukaya@gmail.com>
Subject: bug#15998: 24.3; forward-sexp (scan-sexps) doesn't do well with some SEXPs
Date: Sun, 07 Jul 2019 09:47:04 -0400	[thread overview]
Message-ID: <87zhlq2bzb.fsf@gmail.com> (raw)
In-Reply-To: <jwvk1cuasg5.fsf-monnier+emacs@gnu.org> (Stefan Monnier's message of "Sun, 07 Jul 2019 09:28:08 -0400")

Stefan Monnier <monnier@iro.umontreal.ca> writes:

>>> No, but I think syntax-propertize can take care of those things.
>> The patch below seems to work, no new sexp movement commands needed?
>
> It should work indeed, tho I'm not sure it'll fix the original problem,
> because I don't know *where* the original problem happened and this
> patch only fixes the case where we do such navigation in
> emacs-lisp-mode, but things #s(...) and #&"..." are *very* rare in
> those buffers.

I tend to end up with those things in my *scratch* buffer, after
evaluating various expressions (more so the #s(...) than #&"...", I
don't have much call for messing with bool vectors).  Michael bumped
into an instance of ## in org-list.el (see merged Bug#30132), although
that seems like a mistake in org.

> So I'm not completely sure the cost imposed by this patch is worth
> the benefit.

On the benefit side, it would allow removing the hack I put in for
indentation of #s(...) (that was for IELM, see Bug#31984).  On the other
hand, this seems to be breaking some edebug tests, so that needs more
investigation before it could be installed.






  reply	other threads:[~2019-07-07 13:47 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-11-29 14:45 bug#15998: 24.3; forward-sexp (scan-sexps) doesn't do well with some SEXPs Shigeru Fukaya
2013-11-29 17:12 ` Stefan Monnier
2013-12-01 20:08   ` Shigeru Fukaya
2013-12-01 20:44     ` Stefan Monnier
2013-12-03  9:47       ` Shigeru Fukaya
2013-12-03 17:09         ` Stefan Monnier
2019-06-26 15:23           ` Lars Ingebrigtsen
2019-06-26 17:06             ` Stefan Monnier
2019-06-27 10:30               ` Lars Ingebrigtsen
2019-07-07  2:08               ` Noam Postavsky
2019-07-07 13:28                 ` Stefan Monnier
2019-07-07 13:47                   ` Noam Postavsky [this message]
2022-05-06 15:50                 ` bug#30132: 27.0.50; scan-sexps and ## Lars Ingebrigtsen
2022-05-06 16:30                   ` bug#15998: " Lars Ingebrigtsen
2022-05-07  0:08                     ` Michael Heerdegen
2022-05-07  4:05                       ` bug#15998: " Michael Heerdegen
2022-05-07 10:17                         ` Lars Ingebrigtsen

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