rust-ts-mode--comment-docstring: Handle block doc comments

* lisp/progmodes/rust-ts-mode.el
(rust-ts-mode--comment-docstring): Handle block doc comments.
Inhibit match-data modification.

diff --git a/lisp/progmodes/rust-ts-mode.el b/lisp/progmodes/rust-ts-mode.el
index 1a1f6ace047d062b95d61b5662c180f4e2e49b84..c4efea0e7d2b159690eecaf43eb6c1cc5a81d0d2 100644 (file)
--- a/lisp/progmodes/rust-ts-mode.el
+++ b/lisp/progmodes/rust-ts-mode.el
@@ -298,7 +298,7 @@
   (let* ((beg (treesit-node-start node))
          (face (save-excursion
                  (goto-char beg)
-                 (if (looking-at "//\\(?:/\\|!\\)")
+                 (if (looking-at "/\\(?:/\\(?:/[^/]\\|!\\)\\|*\\(?:*[^*/]\\|!\\)\\)" t)
                      'font-lock-doc-face
                    'font-lock-comment-face))))
     (treesit-fontify-with-override beg (treesit-node-end node)