type Callback = (...args: any[]) => any;
/**
 * Wait for the next microtask.
 * @link https://js-toolkit.studiometa.dev/utils/nextMicrotask.html
*/
export declare function nextMicrotask(): Promise<void>;
export declare function nextMicrotask<T extends Callback>(callback?: T): Promise<ReturnType<T>>;
export {};