;; js2-mode
(use-package js2-mode
  :ensure t
  :defer t
  :commands js2-mode
  :init
  (progn
    (add-to-list 'auto-mode-alist '("\\.js$" . js2-mode))
    (setq-default js2-basic-offset 4)
    (add-to-list 'interpreter-mode-alist (cons "node" 'js2-mode)))
  :config
  (progn
    (js2-imenu-extras-setup)
    (bind-key "C-x C-e" 'js-send-last-sexp js2-mode-map)
    (bind-key "C-M-x" 'js-send-last-sexp-and-go js2-mode-map)
    (bind-key "C-c b" 'js-send-buffer js2-mode-map)
    (bind-key "C-c C-b" 'js-send-buffer-and-go js2-mode-map)
    (bind-key "C-c w" 'my/copy-javascript-region-or-buffer js2-mode-map)
    (bind-key "C-c l" 'js-load-file-and-go js2-mode-map)))

(use-package company
  :ensure t
  :config
  (add-hook 'prog-mode-hook 'company-mode))

(use-package tern
  :ensure t
  :defer t
  :config
  (progn
  (setq tern-command '("cmd" "/c" "tern"))
  (add-hook 'js2-mode-hook 'tern-mode)))

(use-package company-tern
:ensure t
:defer t
:init (add-to-list 'company-backends 'company-tern))