code: function(_string, _sep) {
              if (typeof _string !== 'string') return _string;
              return _string.replace(/(?:[A-Z]+|[0-9]+)/g, function (_match, _index) {
                return _index === 0 ? _match : (_sep || '-') + _match;
              }).toLowerCase();
            }
docs: @memberof inflector#
  
  @description
  
  Transforms a camelcase string to a snakecase string
  
  @param {string} _string String to transform
  @param {string} _sep Separator, defaults to '-'
  @return {string} The transformed string