anchor.diff:  
           # avoid repetition :}
           description = if descriptions.size > 1
  -                        descriptions.first.gsub!(/ of (this )?.*/, "")
  -                        descriptions[1..-1].map { |d| d.gsub!(/unique /, "") }
  -                        [descriptions[0...-1].join(", "), descriptions.last].join(" or ")
  -                      else
  -                        description = descriptions.last
  -                      end
  +          descriptions.first.gsub!(/ of (this )?.*/, "")
  +          descriptions[1..-1].map { |d| d.gsub!(/unique /, "") }
  +          [descriptions[0...-1].join(", "), descriptions.last].join(" or ")
  +        else
  +          description = descriptions.last
  +        end
   
           example = [*examples].map { |e| "`#{e.to_json}`" }.join(" or ")
           attributes << [key, "string", description, example]
   
  -        # found a nested object
  +      # found a nested object
         elsif value['properties']
           nested = extract_attributes(schema, value['properties'])
           nested.each do |attribute|
  
positive.code:         end
          if value['items']['oneOf']
            value['items']['oneOf'].each_with_index do |oneof, index|
              ref,  oneof_definition = schema.dereference(oneof)
              oneof_name = ref ? ref.split('/').last : index
              nested = extract_attributes(schema, oneof_definition['properties'])
              nested.each do |attribute|
                attribute[0] = "#{key}/[#{oneof_name.upcase}].#{attribute[0]}"
              end
              attributes.concat(nested)
            end
          end
  
          # just a regular attribute
        else
          attributes << build_attribute(schema, key, value)
        end
  
negative.code:     end
  
      type = if value['type'].include?('null')
        'nullable '
      else
        ''
      end
      type += (value['format'] || (value['type'] - ['null']).first)
      [key, type, description, example]
    end
  