not all msgs will be CL related, maybeother components are trying to …

…re-use the postMessage channel.
caridy · Mar 26, 2012 · 6a61a95 · 6a61a95
1 parent ce55956
commit 6a61a95
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/perf/cl.js b/perf/cl.js
@@ -63,10 +63,17 @@ YUI.add('cl', function (Y, NAME) {
             self._addListener(self._WIN, 'message', function (e) {
                 var source = e.source,
                     origin = e.origin,
-                    parsed = Y.JSON.parse(e.data),
-                    name   = parsed.name,
+                    parsed,
+                    name,
                     data;
 
+                try {
+                    parsed = Y.JSON.parse(e.data);
+                    name   = parsed && parsed.name;
+                } catch (err) {
+                    Y.log('Invalid data structure as part of the message, discarded message.', INFO, NAME);
+                }
+
                 Y.log('Received window message: '+e.data+' from '+origin, DEBUG, NAME);
 
                 if (! name) {