GNU bug report logs - #70524
[PATCH] Fix `map-elt` with `setf` for subplaces

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From: Michael Heerdegen <michael_heerdegen <at> web.de>
To: okamsn <at> protonmail.com
Cc: Stefan Monnier <monnier <at> iro.umontreal.ca>, 70524 <at> debbugs.gnu.org
Subject: bug#70524: [PATCH] Fix `map-elt` with `setf` for subplaces
Date: Tue, 30 Apr 2024 18:17:19 +0200

okamsn <at> protonmail.com writes:

> On efficiency and maybe outside of the sub-place question, I used
> `seq-map` because I thought that it would be a good way to make sure
> that the generic sequence was only moved through once. For a
> hypothetical `seq-replace`, do you think it would be better to use a
> combination `seq-concat`, `seq-take`, and `seq-subseq` and to assume
> that they are efficient implementations for the generic version? Do you
> think that it would be better if there were different implementations
> for each combination of the built-in sequence types, like the checks
> `cl-replace` has for lists and arrays?

Probably yes, that would be the consequence.  Haven't thought about
whether `seq-replace' is something we want, though.

Michael.

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