Web worker, raf and nexTick

app.min.js

function aa(a, b) {
  function c() {
  }
  c.prototype = b.prototype;
  a.prototype = new c;
  a.prototype.constructor = a;
  for (var d in b) {
    if (Object.defineProperties) {
      var e = Object.getOwnPropertyDescriptor(b, d);
      e && Object.defineProperty(a, d, e);
    } else {
      a[d] = b[d];
    }
  }
}
for (var ba = "function" == typeof Object.defineProperties ? Object.defineProperty : function(a, b, c) {
  if (c.get || c.set) {
    throw new TypeError("ES3 does not support getters and setters.");
  }
  a != Array.prototype && a != Object.prototype && (a[b] = c.value);
}, h = "undefined" != typeof window && window === this ? this : "undefined" != typeof global && null != global ? global : this, k = ["String", "prototype", "repeat"], l = 0;l < k.length - 1;l++) {
  var m = k[l];
  m in h || (h[m] = {});
  h = h[m];
}
var ca = k[k.length - 1], n = h[ca], p = n ? n : function(a) {
  var b;
  if (null == this) {
    throw new TypeError("The 'this' value for String.prototype.repeat must not be null or undefined");
  }
  b = this + "";
  if (0 > a || 1342177279 < a) {
    throw new RangeError("Invalid count value");
  }
  a |= 0;
  for (var c = "";a;) {
    if (a & 1 && (c += b), a >>>= 1) {
      b += b;
    }
  }
  return c;
};
p != n && null != p && ba(h, ca, {configurable:!0, writable:!0, value:p});
var q = this;
function r(a) {
  var b = typeof a;
  if ("object" == b) {
    if (a) {
      if (a instanceof Array) {
        return "array";
      }
      if (a instanceof Object) {
        return b;
      }
      var c = Object.prototype.toString.call(a);
      if ("[object Window]" == c) {
        return "object";
      }
      if ("[object Array]" == c || "number" == typeof a.length && "undefined" != typeof a.splice && "undefined" != typeof a.propertyIsEnumerable && !a.propertyIsEnumerable("splice")) {
        return "array";
      }
      if ("[object Function]" == c || "undefined" != typeof a.call && "undefined" != typeof a.propertyIsEnumerable && !a.propertyIsEnumerable("call")) {
        return "function";
      }
    } else {
      return "null";
    }
  } else {
    if ("function" == b && "undefined" == typeof a.call) {
      return "object";
    }
  }
  return b;
}
var da = "closure_uid_" + (1E9 * Math.random() >>> 0), ea = 0;
function fa(a, b, c) {
  return a.call.apply(a.bind, arguments);
}
function ga(a, b, c) {
  if (!a) {
    throw Error();
  }
  if (2 < arguments.length) {
    var d = Array.prototype.slice.call(arguments, 2);
    return function() {
      var c = Array.prototype.slice.call(arguments);
      Array.prototype.unshift.apply(c, d);
      return a.apply(b, c);
    };
  }
  return function() {
    return a.apply(b, arguments);
  };
}
function t(a, b, c) {
  t = Function.prototype.bind && -1 != Function.prototype.bind.toString().indexOf("native code") ? fa : ga;
  return t.apply(null, arguments);
}
var ha = Date.now || function() {
  return +new Date;
};
function v(a, b) {
  function c() {
  }
  c.prototype = b.prototype;
  a.C = b.prototype;
  a.prototype = new c;
  a.prototype.constructor = a;
  a.F = function(a, c, f) {
    for (var e = Array(arguments.length - 2), d = 2;d < arguments.length;d++) {
      e[d - 2] = arguments[d];
    }
    return b.prototype[c].apply(a, e);
  };
}
;function w() {
  0 != ia && (this[da] || (this[da] = ++ea));
  this.u = this.u;
  this.D = this.D;
}
var ia = 0;
w.prototype.u = !1;
var ja = String.prototype.trim ? function(a) {
  return a.trim();
} : function(a) {
  return a.replace(/^[\s\xa0]+|[\s\xa0]+$/g, "");
};
function x(a, b) {
  return a < b ? -1 : a > b ? 1 : 0;
}
;var ka = Array.prototype.indexOf ? function(a, b, c) {
  return Array.prototype.indexOf.call(a, b, c);
} : function(a, b, c) {
  c = null == c ? 0 : 0 > c ? Math.max(0, a.length + c) : c;
  if ("string" == typeof a) {
    return "string" == typeof b && 1 == b.length ? a.indexOf(b, c) : -1;
  }
  for (;c < a.length;c++) {
    if (c in a && a[c] === b) {
      return c;
    }
  }
  return -1;
};
var y;
a: {
  var la = q.navigator;
  if (la) {
    var ma = la.userAgent;
    if (ma) {
      y = ma;
      break a;
    }
  }
  y = "";
}
function z(a) {
  return -1 != y.indexOf(a);
}
;var na = "constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");
function oa(a, b) {
  for (var c, d, e = 1;e < arguments.length;e++) {
    d = arguments[e];
    for (c in d) {
      a[c] = d[c];
    }
    for (var f = 0;f < na.length;f++) {
      c = na[f], Object.prototype.hasOwnProperty.call(d, c) && (a[c] = d[c]);
    }
  }
}
;function A(a) {
  A[" "](a);
  return a;
}
A[" "] = function() {
};
var pa = z("Opera"), B = z("Trident") || z("MSIE"), qa = z("Edge"), ra = z("Gecko") && !(-1 != y.toLowerCase().indexOf("webkit") && !z("Edge")) && !(z("Trident") || z("MSIE")) && !z("Edge"), sa = -1 != y.toLowerCase().indexOf("webkit") && !z("Edge");
function ta() {
  var a = q.document;
  return a ? a.documentMode : void 0;
}
var C;
a: {
  var D = "", E = function() {
    var a = y;
    if (ra) {
      return /rv\:([^\);]+)(\)|;)/.exec(a);
    }
    if (qa) {
      return /Edge\/([\d\.]+)/.exec(a);
    }
    if (B) {
      return /\b(?:MSIE|rv)[: ]([^\);]+)(\)|;)/.exec(a);
    }
    if (sa) {
      return /WebKit\/(\S+)/.exec(a);
    }
    if (pa) {
      return /(?:Version)[ \/]?(\S+)/.exec(a);
    }
  }();
  E && (D = E ? E[1] : "");
  if (B) {
    var F = ta();
    if (null != F && F > parseFloat(D)) {
      C = String(F);
      break a;
    }
  }
  C = D;
}
var G = {}, ua;
var va = q.document;
ua = va && B ? ta() || ("CSS1Compat" == va.compatMode ? parseInt(C, 10) : 5) : void 0;
var H;
(H = !B) || (H = 9 <= Number(ua));
var wa = H, I;
if (I = B) {
  var J;
  if (Object.prototype.hasOwnProperty.call(G, "9")) {
    J = G["9"];
  } else {
    for (var K = 0, xa = ja(String(C)).split("."), ya = ja("9").split("."), za = Math.max(xa.length, ya.length), L = 0;!K && L < za;L++) {
      var Aa = xa[L] || "", Ba = ya[L] || "";
      do {
        var M = /(\d*)(\D*)(.*)/.exec(Aa) || ["", "", "", ""], N = /(\d*)(\D*)(.*)/.exec(Ba) || ["", "", "", ""];
        if (0 == M[0].length && 0 == N[0].length) {
          break;
        }
        K = x(0 == M[1].length ? 0 : parseInt(M[1], 10), 0 == N[1].length ? 0 : parseInt(N[1], 10)) || x(0 == M[2].length, 0 == N[2].length) || x(M[2], N[2]);
        Aa = M[3];
        Ba = N[3];
      } while (!K);
    }
    J = G["9"] = 0 <= K;
  }
  I = !J;
}
var Ca = I;
function O(a, b) {
  this.type = a;
  this.g = this.h = b;
  this.v = !0;
}
O.prototype.i = function() {
  this.v = !1;
};
function P(a, b) {
  O.call(this, a ? a.type : "");
  this.j = this.g = this.h = null;
  if (a) {
    this.type = a.type;
    this.h = a.target || a.srcElement;
    this.g = b;
    var c = a.relatedTarget;
    if (c && ra) {
      try {
        A(c.nodeName);
      } catch (d) {
      }
    }
    this.j = a;
    a.defaultPrevented && this.i();
  }
}
v(P, O);
P.prototype.i = function() {
  P.C.i.call(this);
  var a = this.j;
  if (a.preventDefault) {
    a.preventDefault();
  } else {
    if (a.returnValue = !1, Ca) {
      try {
        if (a.ctrlKey || 112 <= a.keyCode && 123 >= a.keyCode) {
          a.keyCode = -1;
        }
      } catch (b) {
      }
    }
  }
};
var Q = "closure_listenable_" + (1E6 * Math.random() | 0), Da = 0;
function Fa(a, b, c, d, e) {
  this.listener = a;
  this.g = null;
  this.src = b;
  this.type = c;
  this.capture = !!d;
  this.o = e;
  ++Da;
  this.l = this.m = !1;
}
function R(a) {
  a.l = !0;
  a.listener = null;
  a.g = null;
  a.src = null;
  a.o = null;
}
;function S(a) {
  this.src = a;
  this.g = {};
  this.h = 0;
}
function Ga(a, b, c, d, e) {
  var f = b.toString();
  b = a.g[f];
  b || (b = a.g[f] = [], a.h++);
  var g = T(b, c, d, e);
  -1 < g ? (a = b[g], a.m = !1) : (a = new Fa(c, a.src, f, !!d, e), a.m = !1, b.push(a));
  return a;
}
function U(a, b) {
  var c = b.type;
  if (c in a.g) {
    var d = a.g[c], e = ka(d, b), f;
    (f = 0 <= e) && Array.prototype.splice.call(d, e, 1);
    f && (R(b), a.g[c].length || (delete a.g[c], a.h--));
  }
}
function T(a, b, c, d) {
  for (var e = 0;e < a.length;++e) {
    var f = a[e];
    if (!f.l && f.listener == b && f.capture == !!c && f.o == d) {
      return e;
    }
  }
  return -1;
}
;var Ha = "closure_lm_" + (1E6 * Math.random() | 0), Ia = {}, Ja = 0;
function Ka(a, b, c, d, e) {
  if ("array" == r(b)) {
    for (var f = 0;f < b.length;f++) {
      Ka(a, b[f], c, d, e);
    }
    return null;
  }
  c = La(c);
  if (a && a[Q]) {
    a = Ga(a.g, String(b), c, d, e);
  } else {
    if (!b) {
      throw Error("Invalid event type");
    }
    var f = !!d, g = V(a);
    g || (a[Ha] = g = new S(a));
    c = Ga(g, b, c, d, e);
    if (!c.g) {
      d = Ma();
      c.g = d;
      d.src = a;
      d.listener = c;
      if (a.addEventListener) {
        a.addEventListener(b.toString(), d, f);
      } else {
        if (a.attachEvent) {
          a.attachEvent(Na(b.toString()), d);
        } else {
          throw Error("addEventListener and attachEvent are unavailable.");
        }
      }
      Ja++;
    }
    a = c;
  }
  return a;
}
function Ma() {
  var a = Oa, b = wa ? function(c) {
    return a.call(b.src, b.listener, c);
  } : function(c) {
    c = a.call(b.src, b.listener, c);
    if (!c) {
      return c;
    }
  };
  return b;
}
function Pa(a, b, c, d, e) {
  if ("array" == r(b)) {
    for (var f = 0;f < b.length;f++) {
      Pa(a, b[f], c, d, e);
    }
  } else {
    (c = La(c), a && a[Q]) ? (a = a.g, b = String(b).toString(), b in a.g && (f = a.g[b], c = T(f, c, d, e), -1 < c && (R(f[c]), Array.prototype.splice.call(f, c, 1), f.length || (delete a.g[b], a.h--)))) : a && (a = V(a)) && (b = a.g[b.toString()], a = -1, b && (a = T(b, c, !!d, e)), (c = -1 < a ? b[a] : null) && W(c));
  }
}
function W(a) {
  if ("number" != typeof a && a && !a.l) {
    var b = a.src;
    if (b && b[Q]) {
      U(b.g, a);
    } else {
      var c = a.type, d = a.g;
      b.removeEventListener ? b.removeEventListener(c, d, a.capture) : b.detachEvent && b.detachEvent(Na(c), d);
      Ja--;
      (c = V(b)) ? (U(c, a), c.h || (c.src = null, b[Ha] = null)) : R(a);
    }
  }
}
function Na(a) {
  return a in Ia ? Ia[a] : Ia[a] = "on" + a;
}
function Qa(a, b, c, d) {
  var e = !0;
  if (a = V(a)) {
    if (b = a.g[b.toString()]) {
      for (b = b.concat(), a = 0;a < b.length;a++) {
        var f = b[a];
        f && f.capture == c && !f.l && (f = Ra(f, d), e = e && !1 !== f);
      }
    }
  }
  return e;
}
function Ra(a, b) {
  var c = a.listener, d = a.o || a.src;
  a.m && W(a);
  return c.call(d, b);
}
function Oa(a, b) {
  if (a.l) {
    return !0;
  }
  if (!wa) {
    var c;
    if (!(c = b)) {
      a: {
        c = ["window", "event"];
        for (var d = q, e;e = c.shift();) {
          if (null != d[e]) {
            d = d[e];
          } else {
            c = null;
            break a;
          }
        }
        c = d;
      }
    }
    e = c;
    c = new P(e, this);
    d = !0;
    if (!(0 > e.keyCode || void 0 != e.returnValue)) {
      a: {
        var f = !1;
        if (!e.keyCode) {
          try {
            e.keyCode = -1;
            break a;
          } catch (Ea) {
            f = !0;
          }
        }
        if (f || void 0 == e.returnValue) {
          e.returnValue = !0;
        }
      }
      e = [];
      for (f = c.g;f;f = f.parentNode) {
        e.push(f);
      }
      for (var f = a.type, g = e.length - 1;0 <= g;g--) {
        c.g = e[g];
        var u = Qa(e[g], f, !0, c), d = d && u;
      }
      for (g = 0;g < e.length;g++) {
        c.g = e[g], u = Qa(e[g], f, !1, c), d = d && u;
      }
    }
    return d;
  }
  return Ra(a, new P(b, this));
}
function V(a) {
  a = a[Ha];
  return a instanceof S ? a : null;
}
var Sa = "__closure_events_fn_" + (1E9 * Math.random() >>> 0);
function La(a) {
  if ("function" == r(a)) {
    return a;
  }
  a[Sa] || (a[Sa] = function(b) {
    return a.handleEvent(b);
  });
  return a[Sa];
}
;function X() {
  w.call(this);
  this.g = new S(this);
  this.i = this;
}
v(X, w);
X.prototype[Q] = !0;
X.prototype.removeEventListener = function(a, b, c, d) {
  Pa(this, a, b, c, d);
};
function Ta(a, b, c, d) {
  b = a.g.g[String(b)];
  if (!b) {
    return !0;
  }
  b = b.concat();
  for (var e = !0, f = 0;f < b.length;++f) {
    var g = b[f];
    if (g && !g.l && g.capture == c) {
      var u = g.listener, Ea = g.o || g.src;
      g.m && U(a.g, g);
      e = !1 !== u.call(Ea, d) && e;
    }
  }
  return e && 0 != d.v;
}
;function Ua(a, b) {
  O.call(this, "message", a);
  this.data = b;
}
aa(Ua, O);
function Va(a) {
  X.call(this);
  this.h = new Worker(a);
  this.h.addEventListener("message", t(this.j, this), !1);
}
aa(Va, X);
Va.prototype.j = function(a) {
  var b = this.i;
  a = new Ua(this, a.data);
  var c = a.type || a;
  if ("string" == typeof a) {
    a = new O(a, b);
  } else {
    if (a instanceof O) {
      a.h = a.h || b;
    } else {
      var d = a;
      a = new O(c, b);
      oa(a, d);
    }
  }
  d = !0;
  b = a.g = b;
  d = Ta(b, c, !0, a) && d;
  Ta(b, c, !1, a);
};
function Y(a) {
  Wa.h.postMessage(a);
}
;var Xa = null;
function Ya(a) {
  var b;
  b = b || 0;
  return function() {
    return a.apply(this, Array.prototype.slice.call(arguments, 0, b));
  };
}
;function Z(a, b, c) {
  w.call(this);
  this.g = null;
  this.j = !1;
  this.B = a;
  this.A = c;
  this.h = b || window;
  this.i = t(this.w, this);
}
v(Z, w);
Z.prototype.start = function() {
  if (null != this.g) {
    var a = Za(this), b = $a(this);
    a && !b && this.h.mozRequestAnimationFrame ? W(this.g) : a && b ? b.call(this.h, this.g) : this.h.clearTimeout(this.g);
  }
  this.g = null;
  this.j = !1;
  a = Za(this);
  b = $a(this);
  a && !b && this.h.mozRequestAnimationFrame ? (this.g = Ka(this.h, "MozBeforePaint", this.i), this.h.mozRequestAnimationFrame(null), this.j = !0) : this.g = a && b ? a.call(this.h, this.i) : this.h.setTimeout(Ya(this.i), 20);
};
Z.prototype.w = function() {
  this.j && this.g && W(this.g);
  this.g = null;
  this.B.call(this.A, ha());
};
function Za(a) {
  a = a.h;
  return a.requestAnimationFrame || a.webkitRequestAnimationFrame || a.mozRequestAnimationFrame || a.oRequestAnimationFrame || a.msRequestAnimationFrame || null;
}
function $a(a) {
  a = a.h;
  return a.cancelAnimationFrame || a.cancelRequestAnimationFrame || a.webkitCancelRequestAnimationFrame || a.mozCancelRequestAnimationFrame || a.oCancelRequestAnimationFrame || a.msCancelRequestAnimationFrame || null;
}
;function ab(a) {
  "function" != r(q.setImmediate) || q.Window && q.Window.prototype && !z("Edge") && q.Window.prototype.setImmediate == q.setImmediate ? (bb || (bb = cb()), bb(a)) : q.setImmediate(a);
}
var bb;
function cb() {
  var a = q.MessageChannel;
  "undefined" === typeof a && "undefined" !== typeof window && window.postMessage && window.addEventListener && !z("Presto") && (a = function() {
    var a = document.createElement("IFRAME");
    a.style.display = "none";
    a.src = "";
    document.documentElement.appendChild(a);
    var b = a.contentWindow, a = b.document;
    a.open();
    a.write("");
    a.close();
    var c = "callImmediate" + Math.random(), d = "file:" == b.location.protocol ? "*" : b.location.protocol + "//" + b.location.host, a = t(function(a) {
      if (("*" == d || a.origin == d) && a.data == c) {
        this.port1.onmessage();
      }
    }, this);
    b.addEventListener("message", a, !1);
    this.port1 = {};
    this.port2 = {postMessage:function() {
      b.postMessage(c, d);
    }};
  });
  if ("undefined" !== typeof a && !z("Trident") && !z("MSIE")) {
    var b = new a, c = {}, d = c;
    b.port1.onmessage = function() {
      if (void 0 !== c.next) {
        c = c.next;
        var a = c.s;
        c.s = null;
        a();
      }
    };
    return function(a) {
      d.next = {s:a};
      d = d.next;
      b.port2.postMessage(0);
    };
  }
  return "undefined" !== typeof document && "onreadystatechange" in document.createElement("SCRIPT") ? function(a) {
    var b = document.createElement("SCRIPT");
    b.onreadystatechange = function() {
      b.onreadystatechange = null;
      b.parentNode.removeChild(b);
      b = null;
      a();
      a = null;
    };
    document.documentElement.appendChild(b);
  } : function(a) {
    q.setTimeout(a, 0);
  };
}
;console.log("Obtaining instance");
!Xa && (Xa = new Va("worker.min.js"));
var Wa = Xa;
console.log("Subscribe for messages");
Ka(Wa, "message", function(a) {
  console.log("Message from worker:" + a.data);
});
console.log("Wait for the worker to load...");
setTimeout(function() {
  console.log("Start tests:");
  console.log("Sending to worker: direct (000)");
  Y("000");
  console.log("Done sending: direct (000)");
  console.log("Schedule sending: next tick");
  ab(function() {
    console.log("Sending to worker: next tick (222)");
    Y("222");
    console.log("Done sending: next tick (222)");
  });
  console.log("Schedule sending: RAF1 (111)");
  (new Z(function() {
    console.log("Sending to worker: RAF1 (111)");
    Y("111");
    console.log("Done sending: RAF1 (111)");
    console.log("Schedule sending: RAF2");
    (new Z(function() {
      console.log("Sending to worker: RAF2 (333)");
      Y("333");
      console.log("Done sending: RAF2 (333)");
    }, null, null)).start();
  }, null, null)).start();
  console.log("Sending to worker: direct (444)");
  Y("444");
  console.log("Done sending: direct (444)");
  console.log("Schedule sending: next tick (666)");
  ab(function() {
    console.log("Sending to worker: next tick (666)");
    Y("666");
    console.log("Done sending: next tick (666)");
  });
  console.log("Sending to worker: direct (555)");
  Y("555");
  console.log("Done sending: direct (555)");
  console.log("Done tests");
}, 3E3);

index.html

<!doctype html>
<html>
  <head>
    <title>Testbed</title>
  </head>
  <body>
    <script src="app.min.js"></script>
  </body>
</html>

test.js

const worker = goog.require('pstj.app.worker');
const events = goog.require('goog.events');
const EventType = goog.require('goog.events.EventType');
const AnimationDelay = goog.require('goog.async.AnimationDelay');
const nextTick = goog.require('goog.async.nextTick');

let handleMessage = function(e) {
  console.log('Message from worker:' + e.data);
};

console.log('Obtaining instance');
const workerInstance = worker.getInstance();

console.log('Subscribe for messages');
events.listen(workerInstance, EventType.MESSAGE, handleMessage);

console.log('Wait for the worker to load...');
setTimeout(() => {
  console.log('Start tests:');
  console.log('Sending to worker: direct (000)');
  workerInstance.send('000');
  console.log('Done sending: direct (000)');
  console.log('Schedule sending: next tick');
  nextTick(() => {
    console.log('Sending to worker: next tick (222)');
    workerInstance.send('222');
    console.log('Done sending: next tick (222)');
  });
  console.log('Schedule sending: RAF1 (111)');
  (new AnimationDelay(() =>  {
    console.log('Sending to worker: RAF1 (111)');
    workerInstance.send('111');
    console.log('Done sending: RAF1 (111)');
    console.log('Schedule sending: RAF2');
    (new AnimationDelay(() => {
      console.log('Sending to worker: RAF2 (333)');
      workerInstance.send('333');
      console.log('Done sending: RAF2 (333)');
    }, null, null)).start();
  }, null, null)).start();
  console.log('Sending to worker: direct (444)');
  workerInstance.send('444');
  console.log('Done sending: direct (444)');
  console.log('Schedule sending: next tick (666)');
  nextTick(() => {
    console.log('Sending to worker: next tick (666)');
    workerInstance.send('666');
    console.log('Done sending: next tick (666)');
  });
  console.log('Sending to worker: direct (555)');
  workerInstance.send('555');
  console.log('Done sending: direct (555)');
  console.log('Done tests');
}, 3000);

worker.min.js

// It simply does onmessage=function(e) { self.postMessage(e.data); } // echo....
function h(a,c){function b(){}b.prototype=c.prototype;a.prototype=new b;a.prototype.constructor=a;for(var d in c)if(Object.defineProperties){var e=Object.getOwnPropertyDescriptor(c,d);e&&Object.defineProperty(a,d,e)}else a[d]=c[d]}
for(var aa="function"==typeof Object.defineProperties?Object.defineProperty:function(a,c,b){if(b.get||b.set)throw new TypeError("ES3 does not support getters and setters.");a!=Array.prototype&&a!=Object.prototype&&(a[c]=b.value)},k="undefined"!=typeof window&&window===this?this:"undefined"!=typeof global&&null!=global?global:this,l=["String","prototype","repeat"],m=0;m<l.length-1;m++){var n=l[m];n in k||(k[n]={});k=k[n]}
var p=l[l.length-1],q=k[p],r=q?q:function(a){var c;if(null==this)throw new TypeError("The 'this' value for String.prototype.repeat must not be null or undefined");c=this+"";if(0>a||1342177279<a)throw new RangeError("Invalid count value");a|=0;for(var b="";a;)if(a&1&&(b+=c),a>>>=1)c+=c;return b};r!=q&&null!=r&&aa(k,p,{configurable:!0,writable:!0,value:r});var t=this;
function u(a){var c=typeof a;if("object"==c)if(a){if(a instanceof Array)return"array";if(a instanceof Object)return c;var b=Object.prototype.toString.call(a);if("[object Window]"==b)return"object";if("[object Array]"==b||"number"==typeof a.length&&"undefined"!=typeof a.splice&&"undefined"!=typeof a.propertyIsEnumerable&&!a.propertyIsEnumerable("splice"))return"array";if("[object Function]"==b||"undefined"!=typeof a.call&&"undefined"!=typeof a.propertyIsEnumerable&&!a.propertyIsEnumerable("call"))return"function"}else return"null";
else if("function"==c&&"undefined"==typeof a.call)return"object";return c}function v(a){return"string"==typeof a}var w="closure_uid_"+(1E9*Math.random()>>>0),ba=0;function ca(a,c,b){return a.call.apply(a.bind,arguments)}function da(a,c,b){if(!a)throw Error();if(2<arguments.length){var d=Array.prototype.slice.call(arguments,2);return function(){var b=Array.prototype.slice.call(arguments);Array.prototype.unshift.apply(b,d);return a.apply(c,b)}}return function(){return a.apply(c,arguments)}}
function x(a,c,b){x=Function.prototype.bind&&-1!=Function.prototype.bind.toString().indexOf("native code")?ca:da;return x.apply(null,arguments)}function y(a){var c=z;function b(){}b.prototype=c.prototype;a.v=c.prototype;a.prototype=new b;a.prototype.constructor=a;a.u=function(a,b,f){for(var d=Array(arguments.length-2),e=2;e<arguments.length;e++)d[e-2]=arguments[e];return c.prototype[b].apply(a,d)}};function z(){0!=ea&&(this[w]||(this[w]=++ba));this.b=this.b;this.o=this.o}var ea=0;z.prototype.b=!1;var ga=Array.prototype.indexOf?function(a,c,b){return Array.prototype.indexOf.call(a,c,b)}:function(a,c,b){b=null==b?0:0>b?Math.max(0,a.length+b):b;if(v(a))return v(c)&&1==c.length?a.indexOf(c,b):-1;for(;b<a.length;b++)if(b in a&&a[b]===c)return b;return-1},ha=Array.prototype.forEach?function(a,c,b){Array.prototype.forEach.call(a,c,b)}:function(a,c,b){for(var d=a.length,e=v(a)?a.split(""):a,f=0;f<d;f++)f in e&&c.call(b,e[f],f,a)};
function A(a,c){var b=ga(a,c),d;(d=0<=b)&&Array.prototype.splice.call(a,b,1);return d};var B="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");function ia(a,c){for(var b,d,e=1;e<arguments.length;e++){d=arguments[e];for(b in d)a[b]=d[b];for(var f=0;f<B.length;f++)b=B[f],Object.prototype.hasOwnProperty.call(d,b)&&(a[b]=d[b])}};function C(a,c){this.type=a;this.b=this.a=c;this.s=!0};var D="closure_listenable_"+(1E6*Math.random()|0),ja=0;function ka(){var a=E.src,c=F;this.listener=G;this.a=null;this.src=a;this.type=c;this.capture=!1;this.j=void 0;++ja;this.f=this.g=!1}function H(a){a.f=!0;a.listener=null;a.a=null;a.src=null;a.j=null};function I(a){this.src=a;this.a={};this.b=0}function J(a,c){var b=c.type;b in a.a&&A(a.a[b],c)&&(H(c),a.a[b].length||(delete a.a[b],a.b--))}function K(a,c,b,d){for(var e=0;e<a.length;++e){var f=a[e];if(!f.f&&f.listener==c&&f.capture==!!b&&f.j==d)return e}return-1};var L="closure_lm_"+(1E6*Math.random()|0),M={},la=0;
function N(a,c,b,d,e){if("array"==u(c))for(var f=0;f<c.length;f++)N(a,c[f],b,d,e);else(b=ma(b),a&&a[D])?(a=a.a,c=String(c).toString(),c in a.a&&(f=a.a[c],b=K(f,b,d,e),-1<b&&(H(f[b]),Array.prototype.splice.call(f,b,1),f.length||(delete a.a[c],a.b--)))):a&&(a=O(a))&&(c=a.a[c.toString()],a=-1,c&&(a=K(c,b,!!d,e)),(b=-1<a?c[a]:null)&&"number"!=typeof b&&b&&!b.f&&((d=b.src)&&d[D]?J(d.a,b):(e=b.type,c=b.a,d.removeEventListener?d.removeEventListener(e,c,b.capture):d.detachEvent&&d.detachEvent(e in M?M[e]:
M[e]="on"+e,c),la--,(e=O(d))?(J(e,b),e.b||(e.src=null,d[L]=null)):H(b))))}function O(a){a=a[L];return a instanceof I?a:null}var P="__closure_events_fn_"+(1E9*Math.random()>>>0);function ma(a){if("function"==u(a))return a;a[P]||(a[P]=function(c){return a.handleEvent(c)});return a[P]};function Q(){z.call(this);this.a=new I(this);this.h=this}y(Q);Q.prototype[D]=!0;Q.prototype.removeEventListener=function(a,c,b,d){N(this,a,c,b,d)};function R(a,c){var b=a.h,d=c,e=d.type||d;if(v(d))d=new C(d,b);else if(d instanceof C)d.a=d.a||b;else{var f=d,d=new C(e,b);ia(d,f)}f=!0;b=d.b=b;f=S(b,e,!0,d)&&f;S(b,e,!1,d)}
function S(a,c,b,d){c=a.a.a[String(c)];if(!c)return!0;c=c.concat();for(var e=!0,f=0;f<c.length;++f){var g=c[f];if(g&&!g.f&&g.capture==b){var fa=g.listener,oa=g.j||g.src;g.g&&J(a.a,g);e=!1!==fa.call(oa,d)&&e}}return e&&0!=d.s};function T(a,c){C.call(this,"message",a);this.data=c}h(T,C);function U(a){Q.call(this);this.c=a;this.c.addEventListener("message",x(this.i,this),!1)}h(U,Q);U.prototype.i=function(a){R(this,new T(this,a.data))};function V(a,c,b){z.call(this);this.c=a;this.l=c||0;this.m=b;this.h=x(this.i,this)}y(V);V.prototype.a=0;V.prototype.start=function(a){this.a&&t.clearTimeout(this.a);this.a=0;var c=this.h;a=void 0!==a?a:this.l;if("function"!=u(c))if(c&&"function"==typeof c.handleEvent)c=x(c.handleEvent,c);else throw Error("Invalid listener argument");this.a=2147483647<Number(a)?-1:t.setTimeout(c,a||0)};V.prototype.i=function(){this.a=0;this.c&&this.c.call(this.m)};new V(function(){for(;W.length;)ha(W,function(a){R(a,"a");A(W,a)})},200);var W=[];var X=new U(self),E=X.a;function G(a){X.c.postMessage(a.data)}var F="message".toString(),Y=E.a[F];Y||(Y=E.a[F]=[],E.b++);var Z,na=K(Y,G,void 0,void 0);-1<na?(Z=Y[na],Z.g=!1):(Z=new ka,Z.g=!1,Y.push(Z));