Subject: bug#71679: 29.3; treesit-node-child function chokes and crashes emacs for nodes with large number of child nodes

From: Eli Zaretskii <[email-masked]>
Date: Thu, 20 Jun 2024 21:06:30 +0300

> From: Mauritz Stenek <[email-masked]>
> Cc: [email-masked]
> Date: Thu, 20 Jun 2024 11:07:28 -0600
> 
> On 2024-06-20 at 10:50, Eli Zaretskii <[email-masked]> wrote:
> 
> > [Please use Reply All to keep the bug tracker CC'ed.]
> 
> Will do -- I'm new at this.
> 
> >> From: Mauritz Stenek <[email-masked]>
> >> Date: Thu, 20 Jun 2024 10:36:09 -0600
> >> 
> >> Here's the recipe:
> >> 
> >> 1) launch emacs -q
> >> 
> >> 2) Execute the following:
> >> 
> >> ```
> >> (setq treesit-language-source-alist
> >>       '((julia 
> >>       "https://github.com/tree-sitter/tree-sitter-julia")))
> >> 
> >> (setq major-mode-remap-alist
> >>       '((julia-mode . julia-ts-mode)))
> >> 
> >> (treesit-install-language-grammar 'julia)
> >> ```
> >
> > Thanks, but which julia-mode and julia-ts-mode are you using?
> 
> Julia mode: https://github.com/JuliaEditorSupport/julia-emacs
> Julia ts mode: https://github.com/nick4f42/julia-ts-mode
> 
> > Or maybe it will be easier for everyone if you show a recipe 
> > with
> > java-ts-mode?
> 
> Its basically the same as the julia example, just replace the 
> references to julia with java.

Thanks, but I cannot reproduce the crash with the Julia files.

Can anyone else reproduce this crash?