Function: package--ensure-package-menu-mode

package--ensure-package-menu-mode is a byte-compiled function defined in package.el.gz.

Signature

(package--ensure-package-menu-mode)

Documentation

Signal a user-error if major mode is not package-menu-mode.

Source Code

;; Defined in /usr/src/emacs/lisp/emacs-lisp/package.el.gz
(defun package--ensure-package-menu-mode ()
  "Signal a user-error if major mode is not `package-menu-mode'."
  (unless (derived-mode-p 'package-menu-mode)
    (user-error "The current buffer is not a Package Menu")))