import { RefObject } from "react";
export declare function useHasChild(querySelector: string, rootRef: RefObject<HTMLElement>): boolean;
/**
 * @example
 * const { hasIcon } = useHasChildren({ hasIcon: ".o-ui-lozenge-icon" }, ref);
 */
export declare function useHasChildren(querySelectors: Record<string, string>, rootRef: RefObject<HTMLElement>): Record<string, boolean>;