/**
 * @param {Promise | (() => Promise)} [promise]
 * @param {object} [options = {}]
 * @param {any} [options.placeholder] The initial results value
 * @param {any} [options.default] The default value if the resolved value is `undefined`
 * @param {Function} [options.onChange]
 * @param {Function} [options.onPending]
 * @param {Function} [options.onResolve]
 * @param {Function} [options.onReject]
 * @returns { typeof state & { watch: typeof watch} }
 */
export default function usePromise(promise?: Promise<any> | (() => Promise<any>), options?: {
    placeholder?: any;
    default?: any;
    onChange?: Function;
    onPending?: Function;
    onResolve?: Function;
    onReject?: Function;
}): {
    pending: boolean;
    results: any;
    error: any;
} & {
    watch: (promise: Promise<any> | (() => Promise<any>)) => Promise<void>;
};