Support for message function in confirmCloseWindow

Change-Id: Iffe106cfc5430aaeb2c56b83316116b2c5dd5835

diff --git a/resources/src/mediawiki/mediawiki.confirmCloseWindow.js b/resources/src/mediawiki/mediawiki.confirmCloseWindow.js
index 177367d..7fc5c42 100644 (file)
--- a/resources/src/mediawiki/mediawiki.confirmCloseWindow.js
+++ b/resources/src/mediawiki/mediawiki.confirmCloseWindow.js
@@ -47,7 +47,11 @@
                                }, 1 );
 
                                // show an alert with this message
-                               return options.message;
+                               if ( $.isFunction( options.message ) ) {
+                                       return options.message();
+                               } else {
+                                       return options.message;
+                               }
                        }
                } ).on( showEventName, function () {
                        // Re-add onbeforeunload handler