Re: Clarification about treesit-font-lock-settings

[vp <v.pupillo@gmail.com>]

Thank you Yuan!

Vincenzo

In data domenica 26 febbraio 2023 10:15:41 CET, Yuan Fu ha scritto:
> 
> > On Feb 25, 2023, at 2:18 PM, Vincenzo Pupillo <v.pupillo@gmail.com> wrote:
> > 
> > Okay, I figured out how to do it:
> >    :language 'php
> >    :feature 'attribute
> >    '((((attribute (_) @attribute_name) @font-lock-preprocessor-face) (:match "Deprecated" @attribute_name)))
> > 
> > However, I cannot understand why "treesit-query-validate" says the query is correct, but I get an error.
> > 
> > Thank you.
> > Vincenzo
> 
> Sorry that I missed your message! treesit-query-validate simply compiles the query and rely on tree-sitter to report any potential error. But predicates like #match and #equal are delegated to Emacs to handle, so tree-sitter doesn’t check for their arity and there is no error during compilation. Also, the error message should say “#match” instead of “#equal”, I fixed that typo.
> 
> Yuan
>