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dockerfile-ts-mode: Prevent empty categories in imenu (Bug#63759)

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* lisp/progmodes/dockerfile-ts-mode.el (dockerfile-ts-mode--imenu):
Don't include empty categories.
This commit is contained in:
Randy Taylor
2023-05-27 20:52:37 -04:00
committed by Eli Zaretskii
parent 2e20e318da
commit ed4cd3eddf
1 changed files with 3 additions and 2 deletions
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5
lisp/progmodes/dockerfile-ts-mode.el
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@@ -123,8 +123,9 @@ continuation to the previous entry."
(let* ((node (treesit-buffer-root-node))
(stage-tree (treesit-induce-sparse-tree
node "from_instruction"
nil 1000)))
`(("Stage" . ,(dockerfile-ts-mode--imenu-1 stage-tree)))))
nil 1000))
(stage-index (dockerfile-ts-mode--imenu-1 stage-tree)))
(when stage-index `(("Stage" . ,stage-index)))))
(defun dockerfile-ts-mode--imenu-1 (node)
"Helper for `dockerfile-ts-mode--imenu'.