export declare function buildHierarchy(target: Element, boundary: Element | ((parent: Element) => boolean) | null | undefined): Element[];
export declare function isScrollableElement(element: Element): boolean;
export declare function transformNestedBounding(bounding: DOMRectReadOnly, frames: readonly HTMLIFrameElement[]): DOMRectReadOnly;
//# sourceMappingURL=hierarchy.d.ts.map