Yuan Fu <casouri@gmail.com> writes:

>>> Ok, so the problem is nested parsers. I don’t think the overlap
>>> would
>>> cause any problem. Right now treesit-range-settings can only give
>>> you
>>> one nested layer. I’ll need to make it support nesting a parser
>>> inside
>>> a local parser of the same language. I’ll work on that once I wrap
>>> up
>>> the thing I’m working on right now :-)
>> 
>> Thanks, this definetly seems like the problem.  Also the
>> treesit-range-settings seems kind of unstable, example when I
>> purposly
>> leave closed string before it, and close the string, it doesn't
>> reparse.
>
> Can you show me a concrete example (reproduce recipe)? I can look into
> it.
>


I attached a video that demostrated it.  It also shows a second bug, in
which perfomance is exponentially bad because of
treesit-font-lock-settings.

I've attached all the relevent fiels, and note the long file with
horrible perfomance was
https://github.com/git/git/blob/master/gitweb/gitweb.perl.