23 lines
443 B
TypeScript
23 lines
443 B
TypeScript
import { Observable, Subscription } from 'rxjs';
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export class UmbObserver<T> {
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#subscription!: Subscription;
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constructor(source: Observable<T>, callback: (_value: T) => void) {
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this.#subscription = source.subscribe((value) => callback(value));
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}
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// Notice controller class implements empty hostConnected().
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hostDisconnected() {
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this.#subscription.unsubscribe();
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}
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destroy(): void {
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this.#subscription.unsubscribe();
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}
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};
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