Function pick

packages/socket.io/client-dist/socket.io.js:685–695

(obj)

  function createCookieJar() {}

  function pick(obj) {
    for (var _len = arguments.length, attr = new Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
      attr[_key - 1] = arguments[_key];
    }
    return attr.reduce(function (acc, k) {
      if (obj.hasOwnProperty(k)) {
        acc[k] = obj[k];
      }
      return acc;
    }, {});
  }
  // Keep a reference to the real timeout functions so they can be used when overridden
  var NATIVE_SET_TIMEOUT = globalThisShim.setTimeout;
  var NATIVE_CLEAR_TIMEOUT = globalThisShim.clearTimeout;