Re: Emacs design and architecture

[Dmitry Gutov]

On 18/09/2023 14:12, Po Lu wrote:
> Dmitry Gutov<dmitry@gutov.dev>  writes:
>
> > We do: just as others have noted, redisplay calls back into
> > Lisp. Which allows us to implement jit-lock with language-specific
> > logic written in Lisp.
> >
> > It has for a long time been the method by which we manage to do syntax
> > highlighting with adequate performance even in large files.
> Jit-Lock doesn't control the display process itself.  It's only a
> facility which enables buffer text to be selectively modified_before_
> it is actually displayed.

Naturally.