Re: How to add pseudo vector types

[Stefan Monnier]

>> Computing fontification and indentation must be synchronous.
> I wouldn't say "must", but going async on them certainly brings in a
> lot more complexity, and we should avoid that unless it's REALLY
> needed.

Agreed.  Tree-sitter's *re*parse is supposed to be fast enough
for that.  My suggestion to do it concurrently was mostly aimed at the
initial parse (which does imply that the initial fontification would be
async for those modes which depend on tree-sitter for fontification).


        Stefan