import { ResizeObserver as Polyfill, ResizeObserverEntry } from '@juggle/resize-observer';
import * as React from 'react';
/**
 * A React hook that fires a callback whenever ResizeObserver detects a change to its size
 *
 * @param target A React ref created by `useRef()` or an HTML element
 * @param callback Invoked with a single `ResizeObserverEntry` any time
 *   the `target` resizes
 */
export declare function useArchbaseResizeObserver<T extends HTMLElement>(target: React.RefObject<T> | T | null, callback: UseResizeObserverCallback): Polyfill;
export type UseResizeObserverCallback = (entry: ResizeObserverEntry, observer: Polyfill) => any;