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49 lines
1.3 KiB
49 lines
1.3 KiB
import { Observable } from '../Observable'; |
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/** |
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* We need this JSDoc comment for affecting ESDoc. |
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* @extends {Ignored} |
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* @hide true |
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*/ |
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export class ScalarObservable extends Observable { |
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constructor(value, scheduler) { |
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super(); |
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this.value = value; |
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this.scheduler = scheduler; |
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this._isScalar = true; |
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if (scheduler) { |
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this._isScalar = false; |
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} |
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} |
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static create(value, scheduler) { |
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return new ScalarObservable(value, scheduler); |
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} |
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static dispatch(state) { |
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const { done, value, subscriber } = state; |
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if (done) { |
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subscriber.complete(); |
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return; |
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} |
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subscriber.next(value); |
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if (subscriber.closed) { |
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return; |
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} |
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state.done = true; |
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this.schedule(state); |
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} |
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/** @deprecated internal use only */ _subscribe(subscriber) { |
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const value = this.value; |
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const scheduler = this.scheduler; |
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if (scheduler) { |
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return scheduler.schedule(ScalarObservable.dispatch, 0, { |
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done: false, value, subscriber |
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}); |
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} |
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else { |
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subscriber.next(value); |
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if (!subscriber.closed) { |
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subscriber.complete(); |
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} |
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} |
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} |
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} |
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//# sourceMappingURL=ScalarObservable.js.map
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