Function tryIt

test/lib/jasmine.js:593–599

(f)

// Provide the XMLHttpRequest class for IE 5.x-6.x:
jasmine.XmlHttpRequest = (typeof XMLHttpRequest == "undefined") ? function() {
  function tryIt(f) {
    try {
      return f();
    } catch(e) {
    }
    return null;
  }

  var xhr = tryIt(function() {
    return new ActiveXObject("Msxml2.XMLHTTP.6.0");