Re: Make all tree-sitter modes optional

[Eli Zaretskii]

> From: Pedro Andres Aranda Gutierrez <paaguti@gmail.com>
> Date: Thu, 19 Jan 2023 17:53:06 +0100
> 
> Now: My experience in the last couple of weeks is that there are tree-sitter 
> modes in the Emacs tree that
> have non-ts counterparts in MELPA only. And that's been frustrating. 
> Basically because I don't compile ts
> support and despite that, the treesit .el files are installed and used. 
> Example: dockerfile-mode is in MELPA
> only. So when I recently opened a Dockerfile, I got an error saying that 
> Dockerfile-ts-mode couldn't start
> because my emacs hasn't ts support compiled in. 
> 
> I would have prefered to see the dockerfile opened in text mode with no 
> errors. And then, when I install the
> Dockerfile-mode package from MELPA, start working with all the goodies I got 
> from installing the package
> from MELPA.
> 
> My gut feeling is that if I don't have treesit support compiled in Emacs, I 
> don't want *-ts-*.el files in my elisp
> tree nor any side effects related to these files. Sorry to say, but I feel 
> that the enthusiasm about treesit some
> have is a bit pushing for me. And I feel uncomfortable when pushed.

Please try the latest emacs-29 branch, where the tree-sitter based
modes have been made entirely optional.