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rxjs

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Reactive Extensions for modern JavaScript

23 lines 632 B
import { EmptyError } from './util/EmptyError'; export function lastValueFrom(source) { return new Promise((resolve, reject) => { let _hasValue = false; let _value; source.subscribe({ next: value => { _value = value; _hasValue = true; }, error: reject, complete: () => { if (_hasValue) { resolve(_value); } else { reject(new EmptyError()); } }, }); }); } //# sourceMappingURL=lastValueFrom.js.map