bug#73324: 30.0.91; php-ts-mode: regression due to the latest patches for treesitter.c?

[Yuan Fu <casouri@gmail.com>]

> On Sep 20, 2024, at 1:29 AM, Yuan Fu <casouri@gmail.com> wrote:
> 
> 
> 
>> On Sep 18, 2024, at 3:16 AM, Vincenzo Pupillo <v.pupillo@gmail.com> wrote:
>> 
>> In data mercoledì 18 settembre 2024 06:26:40 CEST, Yuan Fu ha scritto:
>>> 
>>>> On Sep 17, 2024, at 1:29 PM, Vincenzo Pupillo <v.pupillo@gmail.com> wrote:
>>>> 
>>>> Ciao,
>>>> php-ts-mode no longer behaves as it used to. There seems to be some problems 
>>>> with the calculation of ranges covered by the parsers. In the image I attached 
>>>> you can see how the code is being parsed by both the php and javascript 
>>>> parsers. The namespace declaration has some elements colored as if they were 
>>>> escape sequences.
>>>> The php-ts-mode--get-parser-ranges function returns the following ranges:
>>>> 
>>>> ((#<treesit-parser for html> nil) (#<treesit-parser for css> nil) (#<treesit-
>>>> parser for javascript> nil) (#<treesit-parser for php> nil) (#<treesit-parser 
>>>> for phpdoc> ((368 . 426))) (#<treesit-parser for jsdoc> ((368 . 426))))
>>>> 
>>>> The range for 'jsdoc' is wrong, there should be only the range for 'phpdoc'.
>>>> The attached gif screencast shows the strange behavior in updating the font-
>>>> lock.
>>>> It doesn't happen all the time. I'm trying to isolate the problem.
>>>> 
>>>> Any ideas about this?
>>>> The parsers were installed with php-ts-mode-install-parser.
>>>> 
>>>> GNU Emacs 30.0.91 (build 1, x86_64-pc-linux-gnu, GTK+ Version 3.24.43, cairo 
>>>> version 1.18.0) of 2024-09-17, libtree-sitter-0.22.5-1.fc40.x86_64
>>>> 
>>>> 
>>>> Thanks.
>>>> 
>>>> Vincenzo<range_issue_1.png><reange_issue_2.gif>
>>> 
>>> I couldn’t reproduce this but I have some suspicion. I pushed a change to emacs-30, please try to use that and see if you can still occasionally reproduce. Thanks! And sorry for breaking it :-)
>> 
>> Thank you Yuan! 
>> 
>> It works better, but the range update seems to be delayed or not triggered by e.g. yank or undo, as you can see in the attached screencast.
>> After the yank the ranges are:
>> ((#<treesit-parser for html> ((2 . 483))) (#<treesit-parser for css> ((1 . 1))) (#<treesit-parser for javascript> ((1 . 1))) (#<treesit-parser for php> nil) (#<treesit-parser for phpdoc> ((377 . 435))))
> 
> 
> Ok, yeah, I can reproduce this now! Working on it.
> 
> Yuan

It should be fixed now on emacs-30.

Yuan