Daniel Colascione <dancol@dancol.org> writes:

> Why not just vendor all the grammars with the Emacs modes that use them?

I am guessing part of the reason is that TS grammars are not fun to
build.  IIRC they are specified in a Javascript DSL (that used to
require node.js but AFAIU works with other implementations as well),
that a program written in Rust translates to C code.