import { PromiseValueWithNone } from '../types/index.js';
type PromiseValueOrVoid<T> = Promise<T> | void | null;
type PromiseSetCallback<T> = (prevState: PromiseValueWithNone<T>) => PromiseValueOrVoid<T>;
type SetPromiseFunc<T> = (promise: PromiseValueOrVoid<T> | PromiseSetCallback<T>) => void;
export declare function usePromiseState<T = unknown>(initialValue?: Promise<T>): [PromiseValueWithNone<T>, SetPromiseFunc<T>];
export {};