Function matches

app/src/static/js/react-bootstrap.js:8406–8416

(node, selector)

var matchesCache;

function matches(node, selector) {
  if (!matchesCache && _inDOM.default) {
    var body = document.body;
    var nativeMatch = body.matches || body.matchesSelector || body.webkitMatchesSelector || body.mozMatchesSelector || body.msMatchesSelector;
    matchesCache = nativeMatch ? function (node, selector) {
      return nativeMatch.call(node, selector);
    } : ie8MatchesSelector;
  }

  return matchesCache ? matchesCache(node, selector) : null;
}

function ie8MatchesSelector(node, selector) {
  var matches = (0, _querySelectorAll.default)(node.document || node.ownerDocument, selector),