code: function (str) {
          if (!_.isString(str)) {
              return str;
          }
  
          var obj = {},
              pairs = str.split(PAIR_SPLIT_REGEX),
              nameval;
  
          nameval = Cookie.splitParam(pairs.shift()); // The first kvp is the name and value
          obj.key = nameval.key;
          obj.value = nameval.value;
  
          pairs.forEach(function (pair) {
              var keyval = Cookie.splitParam(pair),
                  value = keyval.value,
                  keyLower = keyval.key.toLowerCase();
  
              if (cookieAttributes[keyLower]) {
                  obj[cookieAttributes[keyLower]] = value;
              }
              else {
                  obj.extensions = obj.extensions || [];
                  obj.extensions.push(keyval);
              }
          });
          // Handle the hostOnly flag
          if (!obj.domain) {
              obj.hostOnly = true;
          }
          return obj;
      }
docs: Cookie header parser
  
  @param {String} str
  @returns {*} A plain cookie options object, use it to create a new Cookie