Variable: json-ts-mode-hook

json-ts-mode-hook is a variable defined in json-ts-mode.el.gz.

Value

nil

Documentation

Hook run after entering JSON mode.

No problems result if this variable is not bound. add-hook automatically binds it. (This is true for all hook variables.)

Source Code

;; Defined in /usr/src/emacs/lisp/progmodes/json-ts-mode.el.gz
;;;###autoload
(define-derived-mode json-ts-mode prog-mode "JSON"
  "Major mode for editing JSON, powered by tree-sitter."
  :group 'json
  :syntax-table json-ts-mode--syntax-table

  (unless (treesit-ready-p 'json)
    (error "Tree-sitter for JSON isn't available"))

  (treesit-parser-create 'json)

  ;; Comments.
  (setq-local comment-start "// ")
  (setq-local comment-start-skip "\\(?://+\\|/\\*+\\)\\s *")
  (setq-local comment-end "")

  ;; Electric
  (setq-local electric-indent-chars
              (append "{}():;," electric-indent-chars))

  ;; Indent.
  (setq-local treesit-simple-indent-rules json-ts--indent-rules)

  ;; Navigation.
  (setq-local treesit-defun-type-regexp
              (rx (or "pair" "object")))
  (setq-local treesit-defun-name-function #'json-ts-mode--defun-name)

  ;; Font-lock.
  (setq-local treesit-font-lock-settings json-ts-mode--font-lock-settings)
  (setq-local treesit-font-lock-feature-list
              '((comment constant number pair string)
                (escape-sequence)
                (bracket delimiter error)))

  ;; Imenu.
  (setq-local treesit-simple-imenu-settings
              '((nil "\\`pair\\'" nil nil)))

  (treesit-major-mode-setup))