bug#60256: 29.0.60; Maybe improve tree sitter default treesit-language-at function

[Eli Zaretskii]

tags 60256 wontfix
thanks

> From: Yuan Fu <casouri@gmail.com>
> Date: Sat, 24 Dec 2022 14:43:18 -0800
> Cc: Wilhelm Hugo Kirschbaum <wilhelm@floatpays.co.za>,
>  60256@debbugs.gnu.org
> 
> 
> Yeah, sorry for the delay. I don’t think it’s worth it, because (1) I
> expect major modes with multiple langauges to implement
> treesit-language-at-point-function which takes care of all the work, and
> (2) in the rare case where there are multiple languages and no
> treesit-language-at-point-function, using the first language whose range
> spans point (this patch) is not necessarily correct: the host language (eg, 
> HTML
> among HTML, CSS & JavaScript) always covers the whole buffer, only
> embedded languages has ranges.

OK, thanks.