bug#52179: Highlighting a word in `ispell' using `enchant'

[Eli Zaretskii]

> From: Tor Kringeland <tor.kringeland@ntnu.no>
> CC: "52179@debbugs.gnu.org" <52179@debbugs.gnu.org>
> Date: Tue, 24 May 2022 19:27:58 +0000
> 
> Aspell works for me, but enchant doesn't. When I change `ispell-program-name' 
> to "aspell" ispell starts recognizing full words.
> 
> Looking into the functions you mentioned, it seems like 
> `ispell-find-aspell-dictionaries' explicitly adds an entry for nil, while 
> `ispell-find-enchant-dictionaries' doesn't. This is what causes the bug for 
> me since I have set `ispell-dictionary' to nil/haven't changed it so the 
> resulting regex recognizing words is too strict for my use.

Then maybe ispell-find-enchant-dictionaries should be improved?

> Might there be a reason why `ispell-find-enchant-dictionaries' doesn't set a 
> nil entry? For sure I would think it could handle whatever input aspell can.

I don't know.  CC'ing Reuben, who might know better.