Re: emacs-28 a866674b2a: Fix inaccuracies in "lax search" documentation

[Eli Zaretskii]

> From: Robert Pluim <rpluim@gmail.com>
> Cc: emacs-devel@gnu.org
> Date: Wed, 27 Jul 2022 09:54:41 +0200
> 
> >>>>> On Tue, 26 Jul 2022 20:15:02 +0300, Eli Zaretskii <eliz@gnu.org> said:
> 
>     Eli> Well, one question that it would be nice to be able to ask Emacs is
>     Eli> "show me all the characters that resemble CH", so that users could
>     Eli> decide what to add to the existing set.
>     >> 
>     >> But the characters that resemble CH are already in the char-fold-table
>     >> by default.
> 
>     Eli> No, only those which we considered "safe" enough and which our
>     Eli> heuristic collected.  For example, ⒜ is by default not considered
>     Eli> resembling 'a'.
> 
> OK
> 
>     >> And "chars that look like CH but arenʼt in the
>     >> char-fold-table" is something that a human can determine, but Iʼm all
>     >> out of ideas on how to do it in elisp.
> 
>     Eli> Look for characters whose decomposition has CH anywhere in the list?
> 
> I thought we already did that, but it looks like we only look at the
> first char in the decomposition.

Yes.