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36 lines
950 B
36 lines
950 B
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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