docs: function multipleComparators(comparators) {
      return function applyComparators(a, b) {
          var i,
              result;
  
          for (i = 0; i < comparators.length; i++) {
              result = comparators[i](a, b);
              if (result !== 0) {
                  return result;
              }
          }
  
          return defaultComparator(a, b);
      };
  }