bug#60983: 29.0.60; Tree-sitter user-level control

[Theodor Thornhill via "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>]

On 26 January 2023 07:08:33 CET, Eli Zaretskii <eliz@gnu.org> wrote:
>> From: Theodor Thornhill <theo@thornhill.no>
>> Cc: casouri@gmail.com, bug-gnu-emacs@gnu.org
>> Date: Wed, 25 Jan 2023 21:12:53 +0100
>> 
>> > Adding Stefan in case he has some advice.
>> 
>> Ok, I added a patch below.
>> 
>> 
>> try:
>> 
>> 1. open some c buffer and make some edits, for example
>> ```
>> void
>> main()
>> {
>>   if (x)
>>     {
>>     }
>> }
>> ```
>> 
>> This should be the expected output when using the gnu style.
>> 
>> 2. M-x c-ts-mode-set-style "bsd" RET
>> 
>> 3. C-h o c-ts-mode-indent-style RET
>>   Observe variable has changed, but indenting the code does not.
>> 
>> 4 C-h o treesit-simple-indent-rules RET
>>   Observe variable keeps old value
>> 
>> 5. C-x x g
>> 
>> Now the bsd style takes effect, and the treesit-simple-indent-rules
>> variable has changed.
>> 
>> I'm sure the fix is easy, but I don't see it.  I purposely kept the
>> functions simple until I know what approach is best:)
>
>Thanks, I'll wait until you adapt the changes to Stefan's comments,
>and try the new code then.  If that doesn't fix the above problem, ask
>the question again at that time.

Yeah, thanks both :)

Theo