// Copyright: Ankitects Pty Ltd and contributors // License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html export function isOnlyChild(node: Node): boolean { return node.parentNode!.childNodes.length === 1; } export function hasOnlyChild(node: Node): boolean { return node.childNodes.length === 1; } export function ascend(node: Node): Node { return node.parentNode!; }