chamilo-lms2/app/Resources/public/assets/modernizr/feature-detects/workers-dataworkers.js

// by jussi-kalliokoski


// This test is asynchronous. Watch out.

// The test will potentially add garbage to console.

(function(){
  try {
    var data    = 'Modernizr',
        worker  = new Worker('data:text/javascript;base64,dGhpcy5vbm1lc3NhZ2U9ZnVuY3Rpb24oZSl7cG9zdE1lc3NhZ2UoZS5kYXRhKX0=');

    worker.onmessage = function(e) {
      worker.terminate();
      Modernizr.addTest('dataworkers', data === e.data);
      worker = null;
    };

    // Just in case...
    worker.onerror = function() {
      Modernizr.addTest('dataworkers', false);
      worker = null;
    };

    setTimeout(function() {
        Modernizr.addTest('dataworkers', false);
    }, 200);

    worker.postMessage(data);

  } catch (e) {
    Modernizr.addTest('dataworkers', false);
  }
}());