code: function (match) {
              var UNQUOTED = 1, QUOTED = 2;
              if (match[UNQUOTED]) {
                  this._values.push(match[UNQUOTED]);
              } else
                  /* if (match[QUOTED]) */
                  {
                      this._values.push(this._unescapeQuoted(match[QUOTED]));
                  }
          }
docs: Add the matching value to the array of values
  
  @param {Object} match Regular expression match
  @since 0.2.3