import { PromiseObservableOr } from '../types/async';
/**
 * Resolves `PromiseObservableOr` value, if value is Observable then can be completed without value and undefined is resolved
 * @param value - Value to be solved
 */
export declare function resolvePromiseObservableOr<TResult>(value: PromiseObservableOr<TResult>): Promise<TResult | undefined>;
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