popup.js.coffee in unpoly-rails-0.26.1

- old
+ new

@@ -365,9 +365,15 @@
     A message that will be displayed in a cancelable confirmation dialog
     before the popup is opened.
   @param [up-sticky]
     If set to `true`, the popup remains
     open even if the page changes in the background.
+  @param {String} [up-history='false']
+    Whether to push an entry to the browser history for the popup's source URL.
+
+    Set this to `'false'` to prevent the URL bar from being updated.
+    Set this to a URL string to update the history with the given URL.
+
   @stable
   ###
   up.link.onAction('[up-popup]', ($link) ->
     if $link.is('.up-current')
       close()