Re: Advantage using mapc over dolist

[Tomas Hlavaty]

On Tue 03 Dec 2024 at 16:40, Tomas Hlavaty <tom@logand.com> wrote:
> On Tue 03 Dec 2024 at 15:59, Tomas Hlavaty <tom@logand.com> wrote:
>> On Tue 03 Dec 2024 at 09:11, Stefan Monnier via Users list for the GNU Emacs 
>> text editor <help-gnu-emacs@gnu.org> wrote:
>>>>>           (pcase actm
>>>>>            ('armg (do-this))
>>>>>            ('go (do-that))))
>>>>
>>>> this does not justify pcase, use ecase or case instead
>>>
>>> That's your personal preference.
>>> My own personal preference is to forget about
>>> case/cl/case/ecase/cl-ecase and just use `pcase` like the author
>>> already did.
>>
>> I respect your preference and understand that you as pcase author would
>> prefer it everywhere.  But whoever renamed case and ecase did not
>> respect other peoples preferences and people are now forced to use that
>> pcase monstrosity even in very simple cases.
>
> ecase comes from here:
>
>    commit fcd737693e8e320acd70f91ec8e0728563244805
>    Author: Richard M. Stallman <rms@gnu.org>
>    Date:   Fri Jul 30 20:15:09 1993 +0000
>
>        entered into RCS
>
> renamed to cl-ecase here:
>
>    commit 7c1898a7b93053cd0431f46f02d82c0a31bfb8bf
>    Author: Stefan Monnier <monnier@iro.umontreal.ca>
>    Date:   Sun Jun 3 21:05:17 2012 -0400
>
> pcase comes from here:
>
>    commit d02c9bcd096c44b4e3d5e2834c75967b56cdecdd
>    Author: Stefan Monnier <monnier@iro.umontreal.ca>
>    Date:   Tue Aug 10 15:18:14 2010 +0200
>
>        * lisp/emacs-lisp/pcase.el: New file.
>
> Not very nice to dismiss other peoples preferences as "just your
> personal preference" while pushing through your personal preference.
> That ecase macro was there for many decades, even before import to RCS
> and you broke it and force your pcase way on everybody.  The author used
> pcase because of you, not very good argument for pcase merit.

And now thanks to pcase there is also cond*.
What a mess.