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36 lines
950 B
36 lines
950 B
2 years ago
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import { Subject } from './Subject';
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import { ObjectUnsubscribedError } from './util/ObjectUnsubscribedError';
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/**
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* @class BehaviorSubject<T>
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*/
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export class BehaviorSubject extends Subject {
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constructor(_value) {
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super();
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this._value = _value;
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}
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get value() {
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return this.getValue();
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}
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/** @deprecated internal use only */ _subscribe(subscriber) {
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const subscription = super._subscribe(subscriber);
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if (subscription && !subscription.closed) {
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subscriber.next(this._value);
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}
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return subscription;
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}
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getValue() {
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if (this.hasError) {
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throw this.thrownError;
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}
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else if (this.closed) {
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throw new ObjectUnsubscribedError();
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}
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else {
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return this._value;
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}
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}
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next(value) {
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super.next(this._value = value);
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}
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}
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//# sourceMappingURL=BehaviorSubject.js.map
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