/**
 * A hook that watches for changes to a node and forces a re-render when it changes.
 *
 * @param element The node to watch for changes.
 * @param opts Options for the hook.
 * @param [opts.disableWatch=false] Whether to watch for changes or not.
 * @param [opts.onChange] A callback that is called when the node changes.
 *
 * @returns A version number that is incremented when the node changes to force a re-render.
 *
 * @internal
 */
export declare function useElementObserver(element: Node, opts?: {
    disableWatch?: boolean;
    onChange?: (version: number) => void;
}): number;