import { ComputeTextAlternativeOptions } from "./accessible-name-and-description";
/**
 * implements https://w3c.github.io/accname/#mapping_additional_nd_description
 * @param root
 * @param [options]
 * @parma [options.getComputedStyle] - mock window.getComputedStyle. Needs `content`, `display` and `visibility`
 */
export declare function computeAccessibleDescription(root: Element, options?: ComputeTextAlternativeOptions): string;
//# sourceMappingURL=accessible-description.d.ts.map