childrenMatches.js

/*!
 * Get all direct descendant elements that match a selector
 * Dependency: the matches() polyfill: https://vanillajstoolkit.com/polyfills/matches/
 * (c) 2018 Chris Ferdinandi, MIT License, https://gomakethings.com
 * @param  {Node}   elem     The element to get direct descendants for
 * @param  {String} selector The selector to match against
 * @return {Array}           The matching direct descendants
 */
var childrenMatches = function (elem, selector) {
	return Array.prototype.filter.call(elem.children, function (child) {
		return child.matches(selector);
	});
};