Re: Tree-sitter api

[Eli Zaretskii]

> From: Philipp <p.stephani2@gmail.com>
> Date: Sat, 18 Dec 2021 15:45:18 +0100
> Cc: Yuan Fu <casouri@gmail.com>,
>  ubolonton@gmail.com,
>  theo@thornhill.no,
>  cpitclaudel@gmail.com,
>  emacs-devel@gnu.org,
>  monnier@iro.umontreal.ca,
>  stephen_leake@stephe-leake.org,
>  john@yates-sheets.org
> 
> > Would you please ping the authors and tell them that this single issue
> > prevents us from integrating TS into Emacs?  Maybe that would change
> > their priorities.  I cannot imagine that the feature we are asking is
> > hard to implement.
> 
> That feature in itself won't be enough.  Even with it, TreeSitter will have 
> the same problem as GMP: allocation isn't allowed to fail, and longjmp'ing 
> out of it isn't allowed and generally causes undefined behavior.

It may not be enough to satisfy purists, but it's enough to allow the
user to save the session and shut down Emacs in an orderly fashion,
instead of abruptly exiting and losing all the edits.