Subject: Re: bug#49631: 28.0.50; dired-hide-details-mode Probably introduced at or before Emacs version 24.4

From: Lars Ingebrigtsen <[email-masked]>
Date: Mon, 19 Jul 2021 15:57:21 +0200

Eli Zaretskii <[email-masked]> writes:

>> C-h f dired-hide-details-mode says
>> 
>>   Probably introduced at or before Emacs version 24.4.
>> 
>> Why doesn't it _know_ precisely which versiob that function was
>> introduced in?  It was only a few versions ago, so this was not
>> something lost in prehistory.  What causes the uncertainty?
>
> The feature works by searching the etc/NEWS* files, and finding a
> symbol there doesn't necessarily mean the Emacs release in which it's
> mentioned is the actual release where the symbol was introduced.  For
> example, we sometimes forget to announce features and only do that
> later.  Thus the uncertainty and the cautious language.

And Richard may not know that we've discussed, innumerable times, whether
we should maintain an actual registry to avoid the guessing, and we've
concluded that this would be too much work.

Which is still the conclusion.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no