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From: Jean Louis <bugs@gnu.support>
To: Drew Adams <drew.adams@oracle.com>
Cc: 47425@debbugs.gnu.org
Subject: bug#47425: 26.3; `plist-get', `plist-put' should accept a TEST function
Date: Sat, 27 Mar 2021 10:16:35 +0300	[thread overview]
Message-ID: <YF7b0zfvLKyNVGYM@protected.localdomain> (raw)
In-Reply-To: <SA2PR10MB44746CB6AF01CFEDC7844E67F3619@SA2PR10MB4474.namprd10.prod.outlook.com>

* Drew Adams <drew.adams@oracle.com> [2021-03-27 01:15]:
> Please consider adding a TEST comparer arg for plist keys.
> 
> In Elisp, a plist key need not be a symbol:
> 
> (plist-put (list "aaa" 1 "bbb" 2 "ccc" 3) "bbb" 42)
> 
> That "works" (and no error), but it doesn't do what's expected, since
> the keys should be compared with `equal' or `string=', not `eq'.
> 
> And if it were not intended that that work then Elisp would raise a
> wrong-type-argument error saying that the first arg isn't a plist.
> 
> And note that the Elisp manual says:
> 
>   A "property list" ("plist" for short) is a list of
>   paired elements.  Each of the pairs associates a
>   property name (usually a symbol) with a property or value.
>                  ^^^^^^^

That is right, I always had that problem with plist, and still
do. Amount of the coping code on my side would become redundant if
that would be corrected to have a test function.





  parent reply	other threads:[~2021-03-27  7:16 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-26 22:13 bug#47425: 26.3; `plist-get', `plist-put' should accept a TEST function Drew Adams
2021-03-26 22:16 ` Drew Adams
2021-03-27  7:16 ` Jean Louis [this message]
2021-03-28 13:12 ` Lars Ingebrigtsen
2021-03-28 16:43   ` bug#47425: [External] : " Drew Adams
2021-03-28 19:20   ` Philipp
2021-03-28 19:27     ` Lars Ingebrigtsen
2022-06-27 10:22       ` Lars Ingebrigtsen
2022-06-27 11:31 ` Mattias Engdegård
2022-06-27 11:43   ` Lars Ingebrigtsen
2022-06-27 12:18     ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-06-27 12:27       ` Mattias Engdegård
2022-06-27 12:44         ` Lars Ingebrigtsen
2022-06-27 13:28           ` Mattias Engdegård
2022-06-27 13:35             ` Lars Ingebrigtsen
2022-06-27 15:11               ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-06-27 15:18                 ` Lars Ingebrigtsen
2022-06-27 14:39             ` Drew Adams
2022-06-27 14:39         ` Drew Adams
2022-06-27 12:41       ` Lars Ingebrigtsen
2022-06-27 14:39         ` Drew Adams
2022-06-27 14:39       ` Drew Adams
2022-06-27 15:09         ` Stefan Monnier via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-06-27 17:07           ` Drew Adams
2022-06-27 17:19             ` Mattias Engdegård
2022-06-27 17:22               ` Lars Ingebrigtsen
2022-06-28 15:23                 ` Basil L. Contovounesios via Bug reports for GNU Emacs, the Swiss army knife of text editors
2022-06-28 15:40                   ` Lars Ingebrigtsen
2022-06-29  3:33                 ` bug#47425: 26.3; `plist-get', `plist-put' and proposed " Richard Stallman
2022-06-29  5:11                   ` Drew Adams
2022-06-30  3:10                     ` Richard Stallman
2022-06-27 17:41               ` bug#47425: 26.3; `plist-get', `plist-put' should accept a " Drew Adams

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