import { DependencyList } from 'react';
export type UseAsyncProps<TReturnType, TDefaultValueType> = {
    /** The async callback or an array of async callbacks to call for fetching data. */
    callback: (() => TReturnType | Promise<TReturnType>) | Array<() => TReturnType | Promise<TReturnType>>;
    /** The default value to populate the data as when initially mounted or reloading data. */
    defaultValue: TReturnType | TDefaultValueType;
    /** Optional toggle to ignore previous async callback data */
    ignorePrevious?: boolean;
};
/**
 * Hook for invoking async code and keeping track of its state.
 *
 * Data is loaded in 3 different ways:
 * 1. On initial mount.
 * 2. When any of the `deps` change.
 * 3. When the `reload` function is called.
 */
export declare const useAsync: <TReturnType, TDefaultValueType>({ callback, defaultValue, ignorePrevious }: UseAsyncProps<TReturnType, TDefaultValueType>, deps: DependencyList) => {
    data: TReturnType | TDefaultValueType;
    error: Error | null;
    isLoading: boolean;
    reload: () => void;
};