Re: Tree-sitter api

[Yuan Fu]

> On Sep 13, 2021, at 11:07 AM, Eli Zaretskii <eliz@gnu.org> wrote:
> 
>> From: Yuan Fu <casouri@gmail.com>
>> Date: Mon, 13 Sep 2021 11:01:47 -0700
>> Cc: Tuấn-Anh Nguyễn <ubolonton@gmail.com>,
>> Theodor Thornhill <theo@thornhill.no>,
>> Clément Pit-Claudel <cpitclaudel@gmail.com>,
>> Emacs developers <emacs-devel@gnu.org>,
>> Stefan Monnier <monnier@iro.umontreal.ca>,
>> stephen_leake@stephe-leake.org
>> 
>>> It makes little sense to me to request each major mode to figure this
>>> out.  It should IMO be a service provided by the TS integration into
>>> Emacs.
>> 
>> This is IMO the easiest and least confusing way for major-mode authors. But 
>> before we continue, what is the way you envisioned? I’m not sure what 
>> exactly is the service you want Emacs to provide.
> 
> What I had in mind is a function that give the major-mode symbol will
> return the name of the corresponding TS language module (or a list of
> modules, if there's more than one).

My problem with such a function is that Emacs can’t possibly cover all the 
major-modes and tree-sitter languages. What if there is a new language, and 
someone wrote a tree-sitter language definition for it, and then want to write 
an Emacs major mode using tree-sitter features?

Yuan