GNU bug report logs - #77733
31.0.50; Issue with treesit-range-settings and multiple grammars

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From: Juri Linkov <juri <at> linkov.net>
To: Roman Rudakov <rrudakov <at> fastmail.com>
Cc: 77733 <at> debbugs.gnu.org
Subject: bug#77733: 31.0.50; Issue with treesit-range-settings and multiple grammars
Date: Mon, 14 Apr 2025 20:59:05 +0300

> 3. Remove one of backticks from the first docstring.
>
> Expected result: syntax highlighting of the Clojure code is not affected.
>
> Actual result: part of the Clojure code is highlighted with the face
> defined for markdown code_span query. Image attached.
>
> P.S. There is a possibility that an issue within clojure-ts-mode is the
> cause. Any advice on how to resolve this would be appreciated. Thank you in
> advance.

Since the expected result is that syntax highlighting of the Clojure code
should not be affected, then the solution would be to create isolated
local parsers:

@@ -345,6 +345,7 @@
   (treesit-range-rules
    :embed 'markdown-inline
    :host 'clojure
+   :local t
    (clojure-ts--docstring-query '@capture)))
 
 (defun clojure-ts--font-lock-settings (markdown-available)
@@ -1380,7 +1381,6 @@
   (let ((use-markdown-inline (and clojure-ts-use-markdown-inline
                                   (treesit-ready-p 'markdown-inline t))))
     (when use-markdown-inline
-      (treesit-parser-create 'markdown-inline)
       (setq-local treesit-range-settings clojure-ts--treesit-range-settings))
 
     (when (treesit-ready-p 'clojure)

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