bug#59691: Html-like constructs fail in typescript

[Eli Zaretskii]

> From: Theodor Thornhill <theo@thornhill.no>
> Cc: jostein@kjonigsen.net, casouri@gmail.com, eliz@gnu.org
> Date: Tue, 29 Nov 2022 22:01:01 +0100
> 
> The solution is to create two modes: typescript-ts-mode and
> tsx-ts-mode. They have separate parsers, and should be treated as
> separate languages.  That means that in a .ts file we enable the
> 'typescript' language, and in .tsx we enable the 'tsx' language.  This
> exact issue is why they have two languages.

This means the script posted by Yuan, which only creates a single grammar
library for Typescript (the one for tsx), should be changed to instead
produce two libraries, right?