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-rw-r--r--lisp/textmodes/css-mode.el25
1 files changed, 16 insertions, 9 deletions
diff --git a/lisp/textmodes/css-mode.el b/lisp/textmodes/css-mode.el
index 822097a86d8..99ef4f10a06 100644
--- a/lisp/textmodes/css-mode.el
+++ b/lisp/textmodes/css-mode.el
@@ -1412,6 +1412,19 @@ for determining whether point is within a selector."
'((ERROR) @error))
"Tree-sitter font-lock settings for `css-ts-mode'.")
+(defun css--treesit-defun-name (node)
+ "Return the defun name of NODE.
+Return nil if there is no name or if NODE is not a defun node."
+ (pcase (treesit-node-type node)
+ ("rule_set" (treesit-node-text
+ (treesit-node-child node 0) t))
+ ("media_statement"
+ (let ((block (treesit-node-child node -1)))
+ (string-trim
+ (buffer-substring-no-properties
+ (treesit-node-start node)
+ (treesit-node-start block)))))))
+
(defun css--treesit-imenu-1 (node)
"Helper for `css--treesit-imenu'.
Find string representation for NODE and set marker, then recurse
@@ -1419,15 +1432,8 @@ the subtrees."
(let* ((ts-node (car node))
(subtrees (mapcan #'css--treesit-imenu-1 (cdr node)))
(name (when ts-node
- (pcase (treesit-node-type ts-node)
- ("rule_set" (treesit-node-text
- (treesit-node-child ts-node 0) t))
- ("media_statement"
- (let ((block (treesit-node-child ts-node -1)))
- (string-trim
- (buffer-substring-no-properties
- (treesit-node-start ts-node)
- (treesit-node-start block))))))))
+ (or (treesit-defun-name ts-node)
+ "Anonymous")))
(marker (when ts-node
(set-marker (make-marker)
(treesit-node-start ts-node)))))
@@ -1835,6 +1841,7 @@ can also be used to fill comments.
(treesit-parser-create 'css)
(setq-local treesit-simple-indent-rules css--treesit-indent-rules)
(setq-local treesit-defun-type-regexp "rule_set")
+ (setq-local treesit-defun-name-function #'css--treesit-defun-name)
(setq-local treesit-font-lock-settings css--treesit-settings)
(setq-local treesit-font-lock-feature-list
'((selector comment query keyword)