biofriction-wp-theme/node_modules/rxjs/_esm5/ReplaySubject.js

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2021-10-26 14:18:09 +02:00
/** PURE_IMPORTS_START ._Subject,._scheduler_queue,._Subscription,._operators_observeOn,._util_ObjectUnsubscribedError,._SubjectSubscription PURE_IMPORTS_END */
var __extends = (this && this.__extends) || function (d, b) {
for (var p in b)
if (b.hasOwnProperty(p))
d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
import { Subject } from './Subject';
import { queue } from './scheduler/queue';
import { Subscription } from './Subscription';
import { ObserveOnSubscriber } from './operators/observeOn';
import { ObjectUnsubscribedError } from './util/ObjectUnsubscribedError';
import { SubjectSubscription } from './SubjectSubscription';
/**
* @class ReplaySubject<T>
*/
export var ReplaySubject = /*@__PURE__*/ (/*@__PURE__*/ function (_super) {
__extends(ReplaySubject, _super);
function ReplaySubject(bufferSize, windowTime, scheduler) {
if (bufferSize === void 0) {
bufferSize = Number.POSITIVE_INFINITY;
}
if (windowTime === void 0) {
windowTime = Number.POSITIVE_INFINITY;
}
_super.call(this);
this.scheduler = scheduler;
this._events = [];
this._bufferSize = bufferSize < 1 ? 1 : bufferSize;
this._windowTime = windowTime < 1 ? 1 : windowTime;
}
ReplaySubject.prototype.next = function (value) {
var now = this._getNow();
this._events.push(new ReplayEvent(now, value));
this._trimBufferThenGetEvents();
_super.prototype.next.call(this, value);
};
/** @deprecated internal use only */ ReplaySubject.prototype._subscribe = function (subscriber) {
var _events = this._trimBufferThenGetEvents();
var scheduler = this.scheduler;
var subscription;
if (this.closed) {
throw new ObjectUnsubscribedError();
}
else if (this.hasError) {
subscription = Subscription.EMPTY;
}
else if (this.isStopped) {
subscription = Subscription.EMPTY;
}
else {
this.observers.push(subscriber);
subscription = new SubjectSubscription(this, subscriber);
}
if (scheduler) {
subscriber.add(subscriber = new ObserveOnSubscriber(subscriber, scheduler));
}
var len = _events.length;
for (var i = 0; i < len && !subscriber.closed; i++) {
subscriber.next(_events[i].value);
}
if (this.hasError) {
subscriber.error(this.thrownError);
}
else if (this.isStopped) {
subscriber.complete();
}
return subscription;
};
ReplaySubject.prototype._getNow = function () {
return (this.scheduler || queue).now();
};
ReplaySubject.prototype._trimBufferThenGetEvents = function () {
var now = this._getNow();
var _bufferSize = this._bufferSize;
var _windowTime = this._windowTime;
var _events = this._events;
var eventsCount = _events.length;
var spliceCount = 0;
// Trim events that fall out of the time window.
// Start at the front of the list. Break early once
// we encounter an event that falls within the window.
while (spliceCount < eventsCount) {
if ((now - _events[spliceCount].time) < _windowTime) {
break;
}
spliceCount++;
}
if (eventsCount > _bufferSize) {
spliceCount = Math.max(spliceCount, eventsCount - _bufferSize);
}
if (spliceCount > 0) {
_events.splice(0, spliceCount);
}
return _events;
};
return ReplaySubject;
}(Subject));
var ReplayEvent = /*@__PURE__*/ (/*@__PURE__*/ function () {
function ReplayEvent(time, value) {
this.time = time;
this.value = value;
}
return ReplayEvent;
}());
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