'use strict';
/**
 * @license Angular v<unknown>
 * (c) 2010-2020 Google LLC. https://angular.io/
 * License: MIT
 */
(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(require('rxjs')) :
        typeof define === 'function' && define.amd ? define(['rxjs'], factory) :
            (global = global || self, factory(global.rxjs));
}(this, (function (rxjs) {
    'use strict';
    /**
     * @license
     * Copyright Google LLC All Rights Reserved.
     *
     * Use of this source code is governed by an MIT-style license that can be
     * found in the LICENSE file at https://angular.io/license
     */
    Zone.__load_patch('rxjs', function (global, Zone, api) {
        var symbol = Zone.__symbol__;
        var nextSource = 'rxjs.Subscriber.next';
        var errorSource = 'rxjs.Subscriber.error';
        var completeSource = 'rxjs.Subscriber.complete';
        var ObjectDefineProperties = Object.defineProperties;
        var patchObservable = function () {
            var ObservablePrototype = rxjs.Observable.prototype;
            var _symbolSubscribe = symbol('_subscribe');
            var _subscribe = ObservablePrototype[_symbolSubscribe] = ObservablePrototype._subscribe;
            ObjectDefineProperties(rxjs.Observable.prototype, {
                _zone: { value: null, writable: true, configurable: true },
                _zoneSource: { value: null, writable: true, configurable: true },
                _zoneSubscribe: { value: null, writable: true, configurable: true },
                source: {
                    configurable: true,
                    get: function () {
                        return this._zoneSource;
                    },
                    set: function (source) {
                        this._zone = Zone.current;
                        this._zoneSource = source;
                    }
                },
                _subscribe: {
                    configurable: true,
                    get: function () {
                        if (this._zoneSubscribe) {
                            return this._zoneSubscribe;
                        }
                        else if (this.constructor === rxjs.Observable) {
                            return _subscribe;
                        }
                        var proto = Object.getPrototypeOf(this);
                        return proto && proto._subscribe;
                    },
                    set: function (subscribe) {
                        this._zone = Zone.current;
                        if (!subscribe) {
                            this._zoneSubscribe = subscribe;
                        }
                        else {
                            this._zoneSubscribe = function () {
                                if (this._zone && this._zone !== Zone.current) {
                                    var tearDown_1 = this._zone.run(subscribe, this, arguments);
                                    if (typeof tearDown_1 === 'function') {
                                        var zone_1 = this._zone;
                                        return function () {
                                            if (zone_1 !== Zone.current) {
                                                return zone_1.run(tearDown_1, this, arguments);
                                            }
                                            return tearDown_1.apply(this, arguments);
                                        };
                                    }
                                    else {
                                        return tearDown_1;
                                    }
                                }
                                else {
                                    return subscribe.apply(this, arguments);
                                }
                            };
                        }
                    }
                },
                subjectFactory: {
                    get: function () {
                        return this._zoneSubjectFactory;
                    },
                    set: function (factory) {
                        var zone = this._zone;
                        this._zoneSubjectFactory = function () {
                            if (zone && zone !== Zone.current) {
                                return zone.run(factory, this, arguments);
                            }
                            return factory.apply(this, arguments);
                        };
                    }
                }
            });
        };
        api.patchMethod(rxjs.Observable.prototype, 'lift', function (delegate) { return function (self, args) {
            var observable = delegate.apply(self, args);
            if (observable.operator) {
                observable.operator._zone = Zone.current;
                api.patchMethod(observable.operator, 'call', function (operatorDelegate) { return function (operatorSelf, operatorArgs) {
                    if (operatorSelf._zone && operatorSelf._zone !== Zone.current) {
                        return operatorSelf._zone.run(operatorDelegate, operatorSelf, operatorArgs);
                    }
                    return operatorDelegate.apply(operatorSelf, operatorArgs);
                }; });
            }
            return observable;
        }; });
        var patchSubscription = function () {
            ObjectDefineProperties(rxjs.Subscription.prototype, {
                _zone: { value: null, writable: true, configurable: true },
                _zoneUnsubscribe: { value: null, writable: true, configurable: true },
                _unsubscribe: {
                    get: function () {
                        if (this._zoneUnsubscribe || this._zoneUnsubscribeCleared) {
                            return this._zoneUnsubscribe;
                        }
                        var proto = Object.getPrototypeOf(this);
                        return proto && proto._unsubscribe;
                    },
                    set: function (unsubscribe) {
                        this._zone = Zone.current;
                        if (!unsubscribe) {
                            this._zoneUnsubscribe = unsubscribe;
                            // In some operator such as `retryWhen`, the _unsubscribe
                            // method will be set to null, so we need to set another flag
                            // to tell that we should return null instead of finding
                            // in the prototype chain.
                            this._zoneUnsubscribeCleared = true;
                        }
                        else {
                            this._zoneUnsubscribeCleared = false;
                            this._zoneUnsubscribe = function () {
                                if (this._zone && this._zone !== Zone.current) {
                                    return this._zone.run(unsubscribe, this, arguments);
                                }
                                else {
                                    return unsubscribe.apply(this, arguments);
                                }
                            };
                        }
                    }
                }
            });
        };
        var patchSubscriber = function () {
            var next = rxjs.Subscriber.prototype.next;
            var error = rxjs.Subscriber.prototype.error;
            var complete = rxjs.Subscriber.prototype.complete;
            Object.defineProperty(rxjs.Subscriber.prototype, 'destination', {
                configurable: true,
                get: function () {
                    return this._zoneDestination;
                },
                set: function (destination) {
                    this._zone = Zone.current;
                    this._zoneDestination = destination;
                }
            });
            // patch Subscriber.next to make sure it run
            // into SubscriptionZone
            rxjs.Subscriber.prototype.next = function () {
                var currentZone = Zone.current;
                var subscriptionZone = this._zone;
                // for performance concern, check Zone.current
                // equal with this._zone(SubscriptionZone) or not
                if (subscriptionZone && subscriptionZone !== currentZone) {
                    return subscriptionZone.run(next, this, arguments, nextSource);
                }
                else {
                    return next.apply(this, arguments);
                }
            };
            rxjs.Subscriber.prototype.error = function () {
                var currentZone = Zone.current;
                var subscriptionZone = this._zone;
                // for performance concern, check Zone.current
                // equal with this._zone(SubscriptionZone) or not
                if (subscriptionZone && subscriptionZone !== currentZone) {
                    return subscriptionZone.run(error, this, arguments, errorSource);
                }
                else {
                    return error.apply(this, arguments);
                }
            };
            rxjs.Subscriber.prototype.complete = function () {
                var currentZone = Zone.current;
                var subscriptionZone = this._zone;
                // for performance concern, check Zone.current
                // equal with this._zone(SubscriptionZone) or not
                if (subscriptionZone && subscriptionZone !== currentZone) {
                    return subscriptionZone.run(complete, this, arguments, completeSource);
                }
                else {
                    return complete.call(this);
                }
            };
        };
        patchObservable();
        patchSubscription();
        patchSubscriber();
    });
})));
