1 /** PURE_IMPORTS_START tslib,_Subject,_scheduler_queue,_Subscription,_operators_observeOn,_util_ObjectUnsubscribedError,_SubjectSubscription PURE_IMPORTS_END */
2 import * as tslib_1 from "tslib";
3 import { Subject } from './Subject';
4 import { queue } from './scheduler/queue';
5 import { Subscription } from './Subscription';
6 import { ObserveOnSubscriber } from './operators/observeOn';
7 import { ObjectUnsubscribedError } from './util/ObjectUnsubscribedError';
8 import { SubjectSubscription } from './SubjectSubscription';
9 var ReplaySubject = /*@__PURE__*/ (function (_super) {
10 tslib_1.__extends(ReplaySubject, _super);
11 function ReplaySubject(bufferSize, windowTime, scheduler) {
12 if (bufferSize === void 0) {
13 bufferSize = Number.POSITIVE_INFINITY;
15 if (windowTime === void 0) {
16 windowTime = Number.POSITIVE_INFINITY;
18 var _this = _super.call(this) || this;
19 _this.scheduler = scheduler;
21 _this._infiniteTimeWindow = false;
22 _this._bufferSize = bufferSize < 1 ? 1 : bufferSize;
23 _this._windowTime = windowTime < 1 ? 1 : windowTime;
24 if (windowTime === Number.POSITIVE_INFINITY) {
25 _this._infiniteTimeWindow = true;
26 _this.next = _this.nextInfiniteTimeWindow;
29 _this.next = _this.nextTimeWindow;
33 ReplaySubject.prototype.nextInfiniteTimeWindow = function (value) {
34 var _events = this._events;
36 if (_events.length > this._bufferSize) {
39 _super.prototype.next.call(this, value);
41 ReplaySubject.prototype.nextTimeWindow = function (value) {
42 this._events.push(new ReplayEvent(this._getNow(), value));
43 this._trimBufferThenGetEvents();
44 _super.prototype.next.call(this, value);
46 ReplaySubject.prototype._subscribe = function (subscriber) {
47 var _infiniteTimeWindow = this._infiniteTimeWindow;
48 var _events = _infiniteTimeWindow ? this._events : this._trimBufferThenGetEvents();
49 var scheduler = this.scheduler;
50 var len = _events.length;
53 throw new ObjectUnsubscribedError();
55 else if (this.isStopped || this.hasError) {
56 subscription = Subscription.EMPTY;
59 this.observers.push(subscriber);
60 subscription = new SubjectSubscription(this, subscriber);
63 subscriber.add(subscriber = new ObserveOnSubscriber(subscriber, scheduler));
65 if (_infiniteTimeWindow) {
66 for (var i = 0; i < len && !subscriber.closed; i++) {
67 subscriber.next(_events[i]);
71 for (var i = 0; i < len && !subscriber.closed; i++) {
72 subscriber.next(_events[i].value);
76 subscriber.error(this.thrownError);
78 else if (this.isStopped) {
79 subscriber.complete();
83 ReplaySubject.prototype._getNow = function () {
84 return (this.scheduler || queue).now();
86 ReplaySubject.prototype._trimBufferThenGetEvents = function () {
87 var now = this._getNow();
88 var _bufferSize = this._bufferSize;
89 var _windowTime = this._windowTime;
90 var _events = this._events;
91 var eventsCount = _events.length;
93 while (spliceCount < eventsCount) {
94 if ((now - _events[spliceCount].time) < _windowTime) {
99 if (eventsCount > _bufferSize) {
100 spliceCount = Math.max(spliceCount, eventsCount - _bufferSize);
102 if (spliceCount > 0) {
103 _events.splice(0, spliceCount);
107 return ReplaySubject;
109 export { ReplaySubject };
110 var ReplayEvent = /*@__PURE__*/ (function () {
111 function ReplayEvent(time, value) {
117 //# sourceMappingURL=ReplaySubject.js.map