     (if command
         (shell-command command)
       (message "Unrecognized platform."))))
-(global-set-key (kbd "C-x t") #'ar/new-browser-tab)
+(global-set-key (kbd "C-x t")
+                #'ar/new-browser-tab)
 
 (defun ar/init-for-osx ()
   "Perform initializations for Mac OS X."

;; Use vc-ediff as default.
(eval-after-load "vc-hooks"
  '(define-key vc-prefix-map "=" #'vc-ediff))
(global-set-key (kbd "C-x g") #'magit-status)
(setq magit-status-buffer-switch-function #'switch-to-buffer)

(defun ar/sort-lines-ignore-case ()

;; Do not auto cd to working directory.
(setq shell-pop-autocd-to-working-dir nil)

(global-set-key [f5]
                #'shell-pop)
(use-package shell-pop :ensure t)

(defun ar/comment-dwim ()
