17 lines
574 B
JavaScript
17 lines
574 B
JavaScript
import { Observable } from '../Observable';
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import { innerFrom } from './innerFrom';
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import { EMPTY } from './empty';
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export function using(resourceFactory, observableFactory) {
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return new Observable((subscriber) => {
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const resource = resourceFactory();
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const result = observableFactory(resource);
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const source = result ? innerFrom(result) : EMPTY;
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source.subscribe(subscriber);
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return () => {
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if (resource) {
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resource.unsubscribe();
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}
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};
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});
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}
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//# sourceMappingURL=using.js.map
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