 (use-package org
   :ensure t
   :config
-  (add-hook 'org-mode-hook #'ar/org-mode-hook-function) 
+  (add-hook 'org-mode-hook #'ar/org-mode-hook-function)
   (setq org-todo-keywords
         '((sequence
            "TODO"

(use-package clang-format :ensure t)

;; Disabling on Emacs 25 for the time being.
;; 
;; (defun ar/swift-mode-hook-function ()
;;   "Called when entering `swift-mode'."
;;   (setq-local company-backends '(company-sourcekit)))

                  (>= (point) beg))
        (skip-chars-backward (rx (syntax expression-prefix)))
        (validate-setq p (point-marker)))
      ;; Re-comment everything before it.
      (ignore-errors
        (comment-region beg p))
      ;; And everything after it.
