[6a3a178] | 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;
|
---|
| 14 | }
|
---|
| 15 | if (windowTime === void 0) {
|
---|
| 16 | windowTime = Number.POSITIVE_INFINITY;
|
---|
| 17 | }
|
---|
| 18 | var _this = _super.call(this) || this;
|
---|
| 19 | _this.scheduler = scheduler;
|
---|
| 20 | _this._events = [];
|
---|
| 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;
|
---|
| 27 | }
|
---|
| 28 | else {
|
---|
| 29 | _this.next = _this.nextTimeWindow;
|
---|
| 30 | }
|
---|
| 31 | return _this;
|
---|
| 32 | }
|
---|
| 33 | ReplaySubject.prototype.nextInfiniteTimeWindow = function (value) {
|
---|
| 34 | if (!this.isStopped) {
|
---|
| 35 | var _events = this._events;
|
---|
| 36 | _events.push(value);
|
---|
| 37 | if (_events.length > this._bufferSize) {
|
---|
| 38 | _events.shift();
|
---|
| 39 | }
|
---|
| 40 | }
|
---|
| 41 | _super.prototype.next.call(this, value);
|
---|
| 42 | };
|
---|
| 43 | ReplaySubject.prototype.nextTimeWindow = function (value) {
|
---|
| 44 | if (!this.isStopped) {
|
---|
| 45 | this._events.push(new ReplayEvent(this._getNow(), value));
|
---|
| 46 | this._trimBufferThenGetEvents();
|
---|
| 47 | }
|
---|
| 48 | _super.prototype.next.call(this, value);
|
---|
| 49 | };
|
---|
| 50 | ReplaySubject.prototype._subscribe = function (subscriber) {
|
---|
| 51 | var _infiniteTimeWindow = this._infiniteTimeWindow;
|
---|
| 52 | var _events = _infiniteTimeWindow ? this._events : this._trimBufferThenGetEvents();
|
---|
| 53 | var scheduler = this.scheduler;
|
---|
| 54 | var len = _events.length;
|
---|
| 55 | var subscription;
|
---|
| 56 | if (this.closed) {
|
---|
| 57 | throw new ObjectUnsubscribedError();
|
---|
| 58 | }
|
---|
| 59 | else if (this.isStopped || this.hasError) {
|
---|
| 60 | subscription = Subscription.EMPTY;
|
---|
| 61 | }
|
---|
| 62 | else {
|
---|
| 63 | this.observers.push(subscriber);
|
---|
| 64 | subscription = new SubjectSubscription(this, subscriber);
|
---|
| 65 | }
|
---|
| 66 | if (scheduler) {
|
---|
| 67 | subscriber.add(subscriber = new ObserveOnSubscriber(subscriber, scheduler));
|
---|
| 68 | }
|
---|
| 69 | if (_infiniteTimeWindow) {
|
---|
| 70 | for (var i = 0; i < len && !subscriber.closed; i++) {
|
---|
| 71 | subscriber.next(_events[i]);
|
---|
| 72 | }
|
---|
| 73 | }
|
---|
| 74 | else {
|
---|
| 75 | for (var i = 0; i < len && !subscriber.closed; i++) {
|
---|
| 76 | subscriber.next(_events[i].value);
|
---|
| 77 | }
|
---|
| 78 | }
|
---|
| 79 | if (this.hasError) {
|
---|
| 80 | subscriber.error(this.thrownError);
|
---|
| 81 | }
|
---|
| 82 | else if (this.isStopped) {
|
---|
| 83 | subscriber.complete();
|
---|
| 84 | }
|
---|
| 85 | return subscription;
|
---|
| 86 | };
|
---|
| 87 | ReplaySubject.prototype._getNow = function () {
|
---|
| 88 | return (this.scheduler || queue).now();
|
---|
| 89 | };
|
---|
| 90 | ReplaySubject.prototype._trimBufferThenGetEvents = function () {
|
---|
| 91 | var now = this._getNow();
|
---|
| 92 | var _bufferSize = this._bufferSize;
|
---|
| 93 | var _windowTime = this._windowTime;
|
---|
| 94 | var _events = this._events;
|
---|
| 95 | var eventsCount = _events.length;
|
---|
| 96 | var spliceCount = 0;
|
---|
| 97 | while (spliceCount < eventsCount) {
|
---|
| 98 | if ((now - _events[spliceCount].time) < _windowTime) {
|
---|
| 99 | break;
|
---|
| 100 | }
|
---|
| 101 | spliceCount++;
|
---|
| 102 | }
|
---|
| 103 | if (eventsCount > _bufferSize) {
|
---|
| 104 | spliceCount = Math.max(spliceCount, eventsCount - _bufferSize);
|
---|
| 105 | }
|
---|
| 106 | if (spliceCount > 0) {
|
---|
| 107 | _events.splice(0, spliceCount);
|
---|
| 108 | }
|
---|
| 109 | return _events;
|
---|
| 110 | };
|
---|
| 111 | return ReplaySubject;
|
---|
| 112 | }(Subject));
|
---|
| 113 | export { ReplaySubject };
|
---|
| 114 | var ReplayEvent = /*@__PURE__*/ (function () {
|
---|
| 115 | function ReplayEvent(time, value) {
|
---|
| 116 | this.time = time;
|
---|
| 117 | this.value = value;
|
---|
| 118 | }
|
---|
| 119 | return ReplayEvent;
|
---|
| 120 | }());
|
---|
| 121 | //# sourceMappingURL=ReplaySubject.js.map
|
---|