snapshotDOM.js

// URL: https://github.com/wildpeaks/package-snapshot-dom/blob/master/src/snapshot.js
console.clear();

function snapshotDOM(node, nodes, path) {
	nodes = nodes || [];

	if (!isObject(node)) {
		return nodes;
	}

	var snapshot = {};
	snapshot.node = node.cloneNode(true);
	snapshot.path = (path ? path + '.' : '') + node.nodeName.toLowerCase();

	const childNodes = Array.from(node.childNodes);
	if (childNodes.length) {
		childNodes.forEach(childNode => snapshotDOM(childNode, nodes, snapshot.path));	
	}

	nodes.push(snapshot);

	return nodes;
}

function isObject(obj) {
	return Object(obj) === obj;
}

console.log(snapshotDOM(document.body))