From 248c13dcfe1b9618811a6fe67e967b25b1a8f139 Mon Sep 17 00:00:00 2001
From: Yuan Fu <casouri@gmail.com>
Date: Tue, 27 Dec 2022 20:57:12 -0800
Subject: Update tree-sitter major modes to use the new Imenu facility

See previous commit for more explanation.

* lisp/progmodes/c-ts-mode.el (c-ts-mode--defun-name): Handle more
types.
(c-ts-mode--imenu-1)
(c-ts-mode--imenu): Remove functions.
(c-ts-base-mode): Setup Imenu.
* lisp/progmodes/csharp-mode.el (csharp-ts-mode--imenu-1)
(csharp-ts-mode--imenu): Remove functions.
(csharp-ts-mode): Setup Imenu.
* lisp/progmodes/java-ts-mode.el (java-ts-mode--imenu-1)
(java-ts-mode--imenu): Remove functions.
(java-ts-mode): Setup Imenu.
* lisp/progmodes/js.el (js--treesit-imenu-1)
(js--treesit-imenu): Remove functions.
(js--treesit-valid-imenu-entry): New function.
(js-ts-mode): Setup Imenu.
* lisp/progmodes/json-ts-mode.el (json-ts-mode--defun-name): Trim the
quotes.
(json-ts-mode--imenu-1)
(json-ts-mode--imenu): Remove functions.
(json-ts-mode): Setup Imenu.
* lisp/progmodes/rust-ts-mode.el (rust-ts-mode--imenu)
(rust-ts-mode--imenu-1): Remove functions.
(rust-ts-mode): Setup Imenu.
* lisp/progmodes/typescript-ts-mode.el:
(typescript-ts-base-mode): Remove treesit-defun-prefer-top-level, it's
not used anymore.  Setup Imenu.  Setup treesit-defun-name-function.
* lisp/textmodes/css-mode.el (css--treesit-imenu-1)
(css--treesit-imenu): Remove functions.
(css-ts-mode): Setup Imenu.
* lisp/textmodes/toml-ts-mode.el (toml-ts-mode--defun-name): Fix it
and add a fallback.
(toml-ts-mode--imenu-1)
(toml-ts-mode--imenu): Remove functions.
(toml-ts-mode): Setup Imenu.
---
 lisp/textmodes/css-mode.el | 32 +++-----------------------------
 1 file changed, 3 insertions(+), 29 deletions(-)

(limited to 'lisp/textmodes/css-mode.el')

diff --git a/lisp/textmodes/css-mode.el b/lisp/textmodes/css-mode.el
index 99ef4f10a06..204331ec72f 100644
--- a/lisp/textmodes/css-mode.el
+++ b/lisp/textmodes/css-mode.el
@@ -1425,33 +1425,6 @@ Return nil if there is no name or if NODE is not a defun node."
          (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
-the subtrees."
-  (let* ((ts-node (car node))
-         (subtrees (mapcan #'css--treesit-imenu-1 (cdr node)))
-         (name (when ts-node
-                 (or (treesit-defun-name ts-node)
-                     "Anonymous")))
-         (marker (when ts-node
-                   (set-marker (make-marker)
-                               (treesit-node-start ts-node)))))
-    (cond
-     ((or (null ts-node) (null name)) subtrees)
-     (subtrees
-      `((,name ,(cons name marker) ,@subtrees)))
-     (t
-      `((,name . ,marker))))))
-
-(defun css--treesit-imenu ()
-  "Return Imenu alist for the current buffer."
-  (let* ((node (treesit-buffer-root-node))
-         (tree (treesit-induce-sparse-tree
-                node (rx (or "rule_set" "media_statement"))
-                nil 1000)))
-    (css--treesit-imenu-1 tree)))
-
 ;;; Completion
 
 (defun css--complete-property ()
@@ -1847,8 +1820,9 @@ can also be used to fill comments.
                 '((selector comment query keyword)
                   (property constant string)
                   (error variable function operator bracket)))
-    (setq-local imenu-create-index-function #'css--treesit-imenu)
-    (setq-local which-func-functions nil)
+    (setq-local treesit-simple-imenu-settings
+                `( nil ,(rx bos (or "rule_set" "media_statement") eos)
+                   nil nil))
     (treesit-major-mode-setup)))
 
 ;;;###autoload
-- 
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