GNU bug report logs - #63750
30.0.50; tree-sitter: `treesit-language-source-alist' is not customisable

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Message #11 received at 63750 <at> debbugs.gnu.org (full text, mbox):

From: Yuan Fu <casouri <at> gmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 63750 <at> debbugs.gnu.org, Mickey Petersen <mickey <at> masteringemacs.org>
Subject: Re: bug#63750: 30.0.50; tree-sitter: `treesit-language-source-alist'
 is not customisable
Date: Sat, 27 May 2023 16:12:18 -0700

> On May 27, 2023, at 5:32 AM, Eli Zaretskii <eliz <at> gnu.org> wrote:
> 
>> From: Mickey Petersen <mickey <at> masteringemacs.org>
>> Date: Sat, 27 May 2023 13:01:40 +0100
>> 
>> 
>> Given the simple alist structure, and that its intent is to be used
>> with the interactive function `treesit-install-language-grammar', it'd
>> make sense to turn it into a Customize option.
> 
> We deliberately decided not to make it a defcustom, and not to provide
> any non-trivial default value, so as to avoid the impression that we
> as a project want to be responsible for the language grammars, their
> correctness, up-to-date sites, and their licenses.  It should be
> entirely up to the user and/or the Emacs distros.
> 
> However, I think we decided to make it so that each installation
> should update the value of the variable with the data of the grammar
> just installed.  I see that we don't actually do that -- Yuan, am I
> misremembering this?  If not, would you please add code to add to the
> variable's value the data of every grammar that is installed?

Sure. Does it need to be preserved across sessions (ie, use custom)? Or just add for the current session?

Yuan

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