Re: Validating tree-sitter major modes and grammar

[Eli Zaretskii <eliz@gnu.org>]

> From: Yuan Fu <casouri@gmail.com>
> Date: Mon, 23 Dec 2024 19:12:18 -0800
> Cc: Peter Oliver <p.d.oliver@mavit.org.uk>,
>  Björn Bidar <bjorn.bidar@thaodan.de>,
>  Stefan Kangas <stefankangas@gmail.com>,
>  Perry Smith <pedz@easesoftware.com>, Perry Smith <pedz@easesoftware.com>,
>  Jostein Kjønigsen <jostein@secure.kjonigsen.net>,
>  Theodor Thornhill <theo@thornhill.no>,
>  Vincenzo Pupillo <v.pupillo@gmail.com>, Randy Taylor <dev@rjt.dev>,
>  Wilhelm Kirschbaum <wkirschbaum@gmail.com>, john muhl <jm@pub.pink>,
>  Dmitry Gutov <dgutov@yandex.ru>, john muhl <jm@pub.pink>,
>  Juri Linkov <juri@linkov.net>
> 
> 
> 
> > On Dec 20, 2024, at 1:09 AM, Yuan Fu <casouri@gmail.com> wrote:
> > 
> > Continuing from the tree-sitter maternity thread, I cooked up some script to go over each builtin tree-sitter mode, clone the grammars it uses, and check whether the font-lock queries are compatible with the latest version of the grammar. If everything works fine, the script adds some comment in the source file listing the version that was checked.
> > 
> > For example, I ran the script for c-ts-mode and c++-ts-mode, and this is the comment inserted to c-ts-mode.el:
> > 
> > ;;; Tree-sitter language versions
> > ;;
> > ;; c-ts-mode is known to work with the following languages and version:
> > ;; - tree-sitter-c: v0.23.4
> > ;;
> > ;; c++-ts-mode is known to work with the following languages and version:
> > ;; - tree-sitter-cpp: v0.23.4-1-gf41b4f6
> > ;;
> > ;; We try our best to make builtin modes work with latest grammar
> > ;; versions, so a more recent grammar version has a good chance to work.
> > ;; Send us a bug report if it doesn't.
> > 
> > The version is taken from “git describe”. If the grammar isn’t versioned, it’ll just be the hash of HEAD. In order for “git describe” to work, I had to do full clones, and some tree-sitter grammar’s repo is very slow to clone. I wonder if there’s anything we can do to speed it up? 
> > 
> > Any thoughts/comments? I pushed the code to master so others can play with it.
> > 
> > BTW, the script revealed that cmake-ts-mode isn’t compatible with the latest grammar. I’ll try fix it later.
> 
> (This is now fixed.)
> 
> 
> 
> CC’ing maintainers for builtin modes for comments. Also, Eli, what’s your thoughts on this after the clarification? 

Sorry, I thought we had this discussion concluded and closed.  What
are the issues that still need decisions?