In data sabato 22 giugno 2024 19:03:43 CEST, Eli Zaretskii ha scritto:
> > Cc: 71518@debbugs.gnu.org, casouri@gmail.com
> > Date: Sat, 22 Jun 2024 19:56:34 +0300
> > From: Eli Zaretskii <eliz@gnu.org>
> > 
> > Hmm... I still see an error message in *Messages* after installing
> > 
> > this (I have grammar library version 0.22.2):
> >   Error during redisplay: (jit-lock-function 1) signaled
> >   (treesit-query-error "Node type error at" 2 "(virtual)
> >   @font-lock-keyword-face [\"auto\" \"_Atomic\" \"break\" \"case\"
> >   \"const\" \"continue\" \"default\" \"do\" \"else\" \"enum\" \"extern\"
> >   \"for\" \"goto\" \"if\" \"inline\" \"register\" \"restrict\" \"return\"
> >   \"sizeof\" \"static\" \"struct\" \"switch\" \"typedef\" \"union\"
> >   \"volatile\" \"while\"] @font-lock-keyword-face" "Debug the query with
> >   `treesit-query-validate'")> 
> > Any ideas or suggestions?  "virtual" is highlighted, though, so I
> > guess this is a matter of suppressing the errors or something?
> 
> E.g., you can see in go-ts-mode.el how the code probes whether a
> certain query is supported, and uses it only if it is.
Sorry, I only tested with .cpp files.
The rule had to be protected by (when (eq mode 'cpp)...

Now I have tested this with *.c and *.h as well, with old and new grammar.

Thanks
Vincenzo