Use sublime-jsdocs
install the package, and you should be able to make docblock comments. By Pressing enter or tab after /** (or ###* for Coffee-Script) will yield a new line and will close the comment.
With Package Control installed, you can install DocBlockr from inside Sublime Text itself. Open the Command Palette and select "Package Control: Install Package", then search for DocBlockr and you're done!
you can do this:
(Docblock completion)
(Comment extension)
or this: