53 lines
1.8 KiB
JavaScript
53 lines
1.8 KiB
JavaScript
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"use strict";
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var __extends = (this && this.__extends) || function (d, b) {
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for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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var Subject_1 = require('./Subject');
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var Subscription_1 = require('./Subscription');
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/**
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* @class AsyncSubject<T>
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*/
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var AsyncSubject = (function (_super) {
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__extends(AsyncSubject, _super);
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function AsyncSubject() {
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_super.apply(this, arguments);
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this.value = null;
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this.hasNext = false;
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this.hasCompleted = false;
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}
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/** @deprecated internal use only */ AsyncSubject.prototype._subscribe = function (subscriber) {
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if (this.hasError) {
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subscriber.error(this.thrownError);
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return Subscription_1.Subscription.EMPTY;
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}
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else if (this.hasCompleted && this.hasNext) {
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subscriber.next(this.value);
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subscriber.complete();
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return Subscription_1.Subscription.EMPTY;
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}
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return _super.prototype._subscribe.call(this, subscriber);
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};
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AsyncSubject.prototype.next = function (value) {
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if (!this.hasCompleted) {
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this.value = value;
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this.hasNext = true;
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}
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};
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AsyncSubject.prototype.error = function (error) {
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if (!this.hasCompleted) {
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_super.prototype.error.call(this, error);
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}
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};
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AsyncSubject.prototype.complete = function () {
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this.hasCompleted = true;
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if (this.hasNext) {
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_super.prototype.next.call(this, this.value);
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}
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_super.prototype.complete.call(this);
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};
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return AsyncSubject;
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}(Subject_1.Subject));
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exports.AsyncSubject = AsyncSubject;
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//# sourceMappingURL=AsyncSubject.js.map
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