GNU bug report logs - #47425
26.3; `plist-get', `plist-put' should accept a TEST function

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Package: emacs;

Reported by: Drew Adams <drew.adams <at> oracle.com>

Date: Fri, 26 Mar 2021 22:14:01 UTC

Severity: wishlist

Found in version 26.3

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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From: Philipp <p.stephani2 <at> gmail.com>
To: Lars Ingebrigtsen <larsi <at> gnus.org>
Cc: Nicolas Petton <nicolas <at> petton.fr>, 47425 <at> debbugs.gnu.org, Drew Adams <drew.adams <at> oracle.com>, Stefan Monnier <monnier <at> iro.umontreal.ca>
Subject: bug#47425: 26.3; `plist-get', `plist-put' should accept a TEST function
Date: Sun, 28 Mar 2021 21:20:53 +0200

> So does anybody have an opinion here?  I think I'm in favour of adding a
> comparison function for all three `plist-*' functions.

I'm not a fan of this since it would mean that these functions will no longer be side-effect-free.
Adding a function argument to a function means that the function can no longer really promise anything, so it leads to code that's harder to reason about.
This bug report was last modified 3 years and 58 days ago.

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