gistfile1

(autoload 'js2-mode "js2" nil t)
(add-to-list 'auto-mode-alist '("\\.js$" . js2-mode))

; js2
; (autoload 'js2-mode "js2" nil t)
; (add-to-list 'auto-mode-alist '("\\.js$" . js2-mode))
;
; ; js-shell
; (autoload 'javascript-shell "javascript-mode" nil t)
;
(defun js2-execute-buffer ()
  (interactive)
    (shell-command (concat "johnson " (buffer-file-name))))

    (add-hook 'js2-mode-hook '(lambda ()
                                (define-key js2-mode-map [A-r] 'js2-execute-buffer)))