/**
 * @license Copyright (c) 2003-2023, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
 */
/**
 * Searches and returns the lowest common ancestor of two given nodes.
 *
 * @param nodeA First node.
 * @param nodeB Second node.
 * @returns Lowest common ancestor of both nodes or `null` if nodes do not have a common ancestor.
 */
export default function getCommonAncestor(nodeA: Node, nodeB: Node): Node | null;