Function: embark-toggle-variable

embark-toggle-variable is an interactive and natively compiled function defined in embark.el.

Signature

(embark-toggle-variable VAR &optional LOCAL)

Documentation

Toggle value of boolean variable VAR.

If prefix LOCAL is non-nil make variable local.

Key Bindings

embark-variable-map t

Source Code

;; Defined in /nix/store/lls066p88vbzffl5j0d16jbhwpn2zfz2-emacs-packages-deps/share/emacs/site-lisp/elpa/embark-20260610.302/embark.el
(defun embark-toggle-variable (var &optional local)
  "Toggle value of boolean variable VAR.
If prefix LOCAL is non-nil make variable local."
  (interactive "SVariable: \nP")
  (let ((val (symbol-value var)))
    (unless (memq val '(nil t))
      (user-error "Not a boolean variable"))
    (when local
      (make-local-variable var))
    (funcall (or (get var 'custom-set) 'set) var (not val))))