GNU bug report logs - #25929
25.2; map-delete doesn't delete permanently 1st alist elt

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Package: emacs;

Reported by: Tino Calancha <tino.calancha <at> gmail.com>

Date: Thu, 2 Mar 2017 07:19:01 UTC

Severity: normal

Found in version 25.2

Fixed in version 29.1

Done: Lars Ingebrigtsen <larsi <at> gnus.org>

Bug is archived. No further changes may be made.

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Message #50 received at 25929 <at> debbugs.gnu.org (full text, mbox):

From: Stefan Monnier <monnier <at> IRO.UMontreal.CA>
To: Nicolas Petton <nicolas <at> petton.fr>
Cc: 25929 <at> debbugs.gnu.org, Tino Calancha <tino.calancha <at> gmail.com>
Subject: Re: bug#25929: 25.2;
 map-delete doesn't delete permanently 1st alist elt
Date: Tue, 21 Mar 2017 16:29:46 -0400

>> I was thinking of providing map-remove additionally to map-delete (and
>> make map-delete signal an error when it can't do its job).  IOW declare
>> that some parts of the API can't be used with all types.
> Yes, that's what I want as well, but then `map-remove' would be
> functional (return another map), and it means that it would copy
> hash-tables.

That's right.  Or it could signal an error, if copying is considered to
be "never the right thing to do".


        Stefan
This bug report was last modified 3 years and 27 days ago.

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