Function a

static/jquery/jquery.min.js:912–929

(t, n, r, i)

                        var o = 0;

                        function a(t, n, r, i) {
                            return function () {
                                var s = this, u = arguments, l = function () {
                                    var e, l;
                                    if (!(t < o)) {
                                        if ((e = r.apply(s, u)) === n.promise()) throw new TypeError("Thenable self-resolution");
                                        l = e && ("object" == typeof e || "function" == typeof e) && e.then, g(l) ? i ? l.call(e, a(o, n, I, i), a(o, n, W, i)) : (o++, l.call(e, a(o, n, I, i), a(o, n, W, i), a(o, n, I, n.notifyWith))) : (r !== I && (s = void 0, u = [e]), (i || n.resolveWith)(s, u))
                                    }
                                }, c = i ? l : function () {
                                    try {
                                        l()
                                    } catch (e) {
                                        w.Deferred.exceptionHook && w.Deferred.exceptionHook(e, c.stackTrace), t + 1 >= o && (r !== W && (s = void 0, u = [e]), n.rejectWith(s, u))
                                    }
                                };
                                t ? c() : (w.Deferred.getStackHook && (c.stackTrace = w.Deferred.getStackHook()), e.setTimeout(c))
                            }
                        }

                        return w.Deferred(function (e) {
                            n[0][3].add(a(0, e, g(i) ? i : I, e.notifyWith)), n[1][3].add(a(0, e, g(t) ? t : I)), n[2][3].add(a(0, e, g(r) ? r : W))