Function: ruby-ts--comment-font-lock

ruby-ts--comment-font-lock is a byte-compiled function defined in ruby-ts-mode.el.gz.

Signature

(ruby-ts--comment-font-lock NODE OVERRIDE START END &rest _)

Documentation

Apply font lock to comment NODE within START and END.

Applies font-lock-comment-delimiter-face and font-lock-comment-face. See treesit-fontify-with-override for values of OVERRIDE.

Source Code

;; Defined in /usr/src/emacs/lisp/progmodes/ruby-ts-mode.el.gz
(defun ruby-ts--comment-font-lock (node override start end &rest _)
  "Apply font lock to comment NODE within START and END.
Applies `font-lock-comment-delimiter-face' and
`font-lock-comment-face'.  See `treesit-fontify-with-override' for
values of OVERRIDE."
  ;; Empirically it appears as if (treesit-node-start node) will be
  ;; where the # character is at and (treesit-node-end node) will be
  ;; the end of the line
  (let* ((node-start (treesit-node-start node))
         (plus-1 (1+ node-start))
         (node-end (treesit-node-end node))
         (text (treesit-node-text node t)))
    (if (and (>= node-start start)
             (<= plus-1 end)
             (string-match-p "\\`#" text))
        (treesit-fontify-with-override node-start plus-1
                                       font-lock-comment-delimiter-face override))
    (treesit-fontify-with-override (max plus-1 start) (min node-end end)
                                   font-lock-comment-face override)))