Added js2 mode and bound m-up-down to move line or region up or down

init.el

@@ -22,11 +22,13 @@
     magit
     ssh-config-mode
     web-mode
-    ; material-theme
     dracula-theme
     yaml-mode
     py-autopep8
     apache-mode
+    js2-mode
+    js2-refactor
+    xref-js2
     visual-regexp-steroids))
 
 (mapc #'(lambda (package)
@@ -38,6 +40,9 @@
 (add-to-list 'auto-mode-alist '("~/.ssh/config\\'" . ssh-config-mode))
 (require 'yaml-mode)
 (add-to-list 'auto-mode-alist '("\\.yml\\'" . yaml-mode))
+(require 'elpy)
+(global-set-key (kbd "M-<up>") 'elpy-nav-move-line-or-region-up)
+(global-set-key (kbd "M-<down>") 'elpy-nav-move-line-or-region-down)
 ;; Window movement
 (global-set-key (kbd "C-c <left>")  'windmove-left)
 (global-set-key (kbd "C-c <right>") 'windmove-right)
@@ -45,6 +50,27 @@
 (global-set-key (kbd "C-c <down>")  'windmove-down)
 
 (global-set-key (kbd "C-;") 'iedit-mode)
+;; JavaScript
+(require 'js2-mode)
+(add-to-list 'auto-mode-alist '("\\.js\\'" . js2-mode))
+
+;; Better imenu
+(add-hook 'js2-mode-hook #'js2-imenu-extras-mode)
+(require 'js2-refactor)
+(require 'xref-js2)
+
+(add-hook 'js2-mode-hook #'js2-refactor-mode)
+(js2r-add-keybindings-with-prefix "C-c C-r")
+(define-key js2-mode-map (kbd "C-k") #'js2r-kill)
+
+;; js-mode (which js2 is based on) binds "M-." which conflicts with xref, so
+;; unbind it.
+(define-key js-mode-map (kbd "M-.") nil)
+
+(add-hook 'js2-mode-hook (lambda ()
+			   (add-hook 'xref-backend-functions #'xref-js2-xref-backend nil t)))
+(define-key js2-mode-map (kbd "C-k") #'js2r-kill)
+
 ;; Web-mode
 (require 'web-mode)
 (add-to-list 'auto-mode-alist '("\\.phtml\\'" . web-mode))
@@ -64,14 +90,14 @@
   (yank)
   (open-line 1)
   (next-line 1)
-  (yank)
-)
+  (yank))
 (global-set-key (kbd "C-c C-d") 'duplicate-line)
 (require 'recentf)
 (recentf-mode 1)
 (global-set-key (kbd "C-<tab>") 'recentf-open-files)
 (global-set-key (kbd "C-x g") 'magit-status)
 (setq inhibit-startup-screen t)
+;; (setq vc-handled-backends nil)
 ;; use external ls
 (setq ls-lisp-use-insert-directory-program t)
 (cond
@@ -141,25 +167,7 @@
     ("274fa62b00d732d093fc3f120aca1b31a6bb484492f31081c1814a858e25c72e" default)))
  '(package-selected-packages
    (quote
-    (
-     python-django
-     django-mode
-     visual-regexp-steroids
-     pcre2el vimrc-mode
-     iedit
-     transient
-     magit
-     dracula-theme
-     py-autopep8
-     flycheck
-     elpy
-     ein
-     better-defaults
-     ssh-config-mode
-     yaml-mode
-     apache-mode
-     web-mode
-     ))))
+    (python-django django-mode visual-regexp-steroids pcre2el vimrc-mode iedit transient magit dracula-theme py-autopep8 flycheck elpy ein better-defaults ssh-config-mode yaml-mode apache-mode web-mode))))
 (custom-set-faces
  ;; custom-set-faces was added by Custom.
  ;; If you edit it by hand, you could mess it up, so be careful.