From: Noam Postavsky <npostavs@users.sourceforge.net>
To: Lars Ingebrigtsen <larsi@gnus.org>
Cc: Michael Heerdegen <michael_heerdegen@web.de>,
25929@debbugs.gnu.org, Nicolas Petton <nicolas@petton.fr>,
Stefan Monnier <monnier@iro.umontreal.ca>,
Tino Calancha <tino.calancha@gmail.com>
Subject: bug#25929: 25.2; map-delete doesn't delete permanently 1st alist elt
Date: Wed, 22 Mar 2017 08:56:18 -0400 [thread overview]
Message-ID: <CAM-tV--RAbsW+ovxd8PtvXC8LoFoVY2f81CTkQW=T2qvhCbCPg@mail.gmail.com> (raw)
In-Reply-To: <m3inn1jz9x.fsf@stories>
On Wed, Mar 22, 2017 at 8:01 AM, Lars Ingebrigtsen <larsi@gnus.org> wrote:
> Michael Heerdegen <michael_heerdegen@web.de> writes:
>
>> That's a relatively small gain, and some people might prefer the
>> explicit form (2) for readability.
>
> If we don't do this, (map-delete foo 'bar) has surprising effects in
> this one corner case.
>
> That is, if foo is a hash table, then it's fine to say
> (map-delete foo 'bar). If you change foo to be an alist, you then have
> to transform all the calls to be (setq foo (map-delete foo 'bar))
> instead,
It's also fine to say (setq foo (map-delete foo 'bar)) if foo is hash
table, right?
next prev parent reply other threads:[~2017-03-22 12:56 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-02 7:17 bug#25929: 25.2; map-delete doesn't delete permanently 1st alist elt Tino Calancha
2017-03-02 8:56 ` Nicolas Petton
2017-03-02 10:59 ` Nicolas Petton
2017-03-02 11:30 ` Tino Calancha
2017-03-02 12:27 ` Nicolas Petton
2017-03-02 12:34 ` Nicolas Petton
2017-03-02 13:34 ` Tino Calancha
2017-03-02 15:12 ` Stefan Monnier
2017-03-04 0:04 ` Michael Heerdegen
2017-03-04 0:16 ` Michael Heerdegen
2017-03-21 20:41 ` Lars Ingebrigtsen
2017-03-22 11:55 ` Michael Heerdegen
2017-03-22 12:01 ` Lars Ingebrigtsen
2017-03-22 12:56 ` Noam Postavsky [this message]
2017-03-22 13:31 ` Lars Ingebrigtsen
2017-03-22 14:43 ` Michael Heerdegen
2017-03-22 17:04 ` Stefan Monnier
2017-03-22 17:23 ` Lars Ingebrigtsen
2017-03-22 20:31 ` Stefan Monnier
2017-03-22 17:02 ` Stefan Monnier
2017-03-29 15:25 ` bug#25929: 25.2; plists and map-* Lars Ingebrigtsen
2017-03-29 15:36 ` Nicolas Petton
2017-03-21 11:35 ` bug#25929: 25.2; map-delete doesn't delete permanently 1st alist elt Nicolas Petton
2017-03-21 15:11 ` Stefan Monnier
2017-03-21 18:06 ` Nicolas Petton
2017-03-21 20:29 ` Stefan Monnier
2017-04-26 7:58 ` Nicolas Petton
2017-03-02 12:36 ` npostavs
2017-03-02 12:45 ` Nicolas Petton
2022-04-26 13:34 ` Lars Ingebrigtsen
2022-04-28 3:17 ` Richard Stallman
2022-04-28 16:00 ` Drew Adams
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