Function createRootFragment

test/ts/preact.tsx:102–120

(parent: Element, replaceNode: Element | Element[])

// From https://gist.github.com/developit/f4c67a2ede71dc2fab7f357f39cff28c, modified to be TypeScript compliant
function createRootFragment(parent: Element, replaceNode: Element | Element[]) {
	const replaceNodes: Element[] = ([] as Element[]).concat(replaceNode);
	const s = replaceNodes[replaceNodes.length - 1].nextSibling;
	function insert(c: Node, r: Node | null) {
		return parent.insertBefore(c, r || s);
	}
	return ((parent as any).__k = {
		nodeType: 1,
		parentNode: parent,
		firstChild: replaceNodes[0],
		childNodes: replaceNodes,
		contains: (c: Node) => parent.contains(c),
		insertBefore: insert,
		appendChild: (c: Node) => insert(c, null),
		removeChild: function (c: Node) {
			return parent.removeChild(c);
		}
	});
}

render(
	h('div', {}),