The emacs-commentary-link Widget ​

Syntax:

bash
type ::= (emacs-commentary-link [keyword argument]...  file)

A widget to represent a link to the Comment section of an Emacs Lisp file. Its super is the link widget.

It overrides the :action property, to a function to find the file file and put point in the Comment section.

Example:

emacs-lisp
(widget-create 'emacs-commentary-link
               :button-prefix ""
               :button-suffix ""
               :tag "Check our good friend Customize"
               "cus-edit.el")