import { EffectCallback } from '../types';
/**
 * Similarly to the life-cycle method componentDidMount, useComponentDidMount
 * will be invoked after the component has mounted, and only the initial mount.
 * @param callback Defines a callback to invoke once the component has
 * initially mounted.
 * @example
 * function Playground({active}) {
 *  useComponentDidMount(() => {
 *    if (active) {
 *      console.warning(`Component has mounted.`);
 *    }
 *  });
 *
 *  return null;
 * }
 */
export declare function useComponentDidMount(callback: EffectCallback): void | (() => void | undefined);