GNU bug report logs - #67611
[PATCH] Add a Pcase pattern `cl-lambda` equivalent to `cl-destructuring-bind`

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Message #92 received at 67611-done <at> debbugs.gnu.org (full text, mbox):

From: Stefan Kangas <stefankangas <at> gmail.com>
To: Stefan Monnier <monnier <at> iro.umontreal.ca>
Cc: Okamsn <okamsn <at> protonmail.com>, 67611-done <at> debbugs.gnu.org,
 João Távora <joaotavora <at> gmail.com>
Subject: Re: bug#67611: [PATCH] Add a Pcase pattern `cl-lambda` equivalent to
 `cl-destructuring-bind`
Date: Sun, 23 Feb 2025 06:07:33 +0000

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

>>> Thanks for the patch.  I can only echo the sentiment already given here,
>>> that making `pcase' more complex won't do much for its popularity.
>> This sentiment is not unanimous.  If pcase is naturally extensible,
>> using that ability is not making it more complex.  That'd be akin
>> to saying "defun" is made more complex because too many functions
>> are popping up.
>
> Agreed.
>
>> Just wanted register this position. Though I don't know for sure if
>> the patch is simply adding a new extension to pcase or changing
>> its core structure.
>
> It's a pure extension.  The question is not whether the patch is good or
> bad or whether it makes the existing infrastructure too complex.
> It's rather where should such a thing live.
>
> I don't think there's a clear enough need for it right now in Emacs core
> to motivate its integration in Emacs proper.  Also, because several
> people have expressed an opinion that leans towards recommending that
> Emacs's own code should probably better avoid using this functionality.
>
> I'd be quite happy to include such a think in GNU ELPA, OTOH.

This thread lead to some interesting discussions, but ultimately I think
for the OPs suggestion to fly it would have to be repackaged as a GNU
ELPA package.  So this is the recommendation for now, and please open a
new bug report for the GNU ELPA submission.

With that, I'm closing this bug report.

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