Webworker for angular Controller example

doWork2.js

self.addEventListener('message', function (e) {


  var data = e.data;

  if (typeof (data) === "undefined") return;


  switch (data.cmd) {
  case 'start':
    self.postMessage('WORKER STARTED: ' + data.msg);
    break;
  case 'stop':
    self.postMessage('WORKER STOPPED: ' + data.msg +
      '. (buttons will no longer work)');
    self.close(); // Terminates the worker.
    break;
  default:
    self.postMessage('Unknown command: ' + data.msg);
  };
}, false);