docs: function getMax(range, key) {
      if (!RANGEREGEX.test(range)) {
        throw new NotAcceptableException("Length bad formated at " + key);
      } else {
        var start = range.indexOf("-");
        var last = range.indexOf("]");
        if (start != -1 && last > start) {
          var max = parseInt(range.substring(start + 1, last));
          return max;
        }
        throw new NotAcceptableException("Length bad formated at " + key);
      }
    }