Make web workers debuggable! This way an error can be caught in the browser when the web worker throws an error.

See http://www.nczonline.net/blog/2009/08/25/web-workers-errors-and-debugging/

src/worker.js

@@ -20,6 +20,10 @@ function MessageHandler(name, comObj) {
     warn(data);
   }];
 
+  comObj.onerror = function(event){
+    throw new Error(event.message + " (" + event.filename + ":" + event.lineno + ")");
+  };
+
   comObj.onmessage = function messageHandlerComObjOnMessage(event) {
     var data = event.data;
     if (data.isReply) {