emacsで編集中のmarkdownをmarkedでプレビューする

marked.el

;; from http://support.markedapp.com/kb/how-to-tips-and-tricks/marked-bonus-pack-scripts-commands-and-bundles

(defun markdown-preview-file ()
  "run Marked on the current file and revert the buffer"
  (interactive)
  (shell-command
   (format "open -a /Applications/Marked.app %s"
       (shell-quote-argument (buffer-file-name))))
)
(global-set-key "\C-cm" 'markdown-preview-file)

thanks, it works.