Function runTreeCase

test/html5lib.spectest.js:320–333

(c)

 * @returns {string} serialized tree
 */
const runTreeCase = (c) => {
	const doc = buildHtmlAst(c.data, c.fragment || undefined);
	// In fragment mode the result is the children of the synthesized root.
	const root =
		c.fragment && doc.children[0]
			? /** @type {import("../lib/html/syntax").HtmlDocument} */ ({
					type: NodeType.Document,
					children: /** @type {import("../lib/html/syntax").HtmlElement} */ (
						doc.children[0]
					).children
				})
			: doc;
	return serialize(root);
};

const hasTreeCorpus =
	fs.existsSync(treeDir) && fs.readdirSync(treeDir).length > 0;