module {{ name }}
    class << self
      include BaseOneOfModel
      {%- if not model.discriminator %}
      include BaseOneOfModelNoDiscriminator
      {%- endif %}

      # List of class defined in oneOf (OpenAPI v3)
      def openapi_one_of
        [
      {%- for schema in model.oneOf %}
          :'{{ type_to_ruby(schema) }}'{% if not loop.last %},{% endif %}
      {%- endfor %}
        ]
      end

      {%- if model.discriminator %}
      {%- if model.discriminator.propertyName %}
      # Discriminator's property name (OpenAPI v3)
      def openapi_discriminator_name
        :'{{ model.discriminator.propertyName}}'
      end

      {%- endif %}
      {# TODO add support for discriminator mapping (OpenAPI v3)
      {{#mappedModels}}
      {{#-first}}
      # Discriminator's mapping (OpenAPI v3)
      def openapi_discriminator_mapping
        {
      {{/-first}}
          :'{{{mappingName}}}' => :'{{{modelName}}}'{{^-last}},{{/-last}}
      {{#-last}}
        }
      end

      {{/-last}}
      {{/mappedModels}}
      #}
      {%- endif %}
      # Builds the object
      # @param [Mixed] Data to be matched against the list of oneOf items
      # @return [Object] Returns the model or the data itself
      def build(data)
      {%- if model.discriminator %}
        discriminator_value = data[openapi_discriminator_name]
        return nil unless discriminator_value
      {# TODO
      {{#mappedModels}}
      {{#-first}}

        klass = openapi_discriminator_mapping[discriminator_value.to_sym]
        return nil unless klass

        {{ module_name }}::{{ version|upper }}.const_get(klass).build_from_hash(data)
      {{/-first}}
      {{/mappedModels}}
      {{^mappedModels}}
        {{ module_name }}::{{ version|upper }}.const_get(discriminator_value).build_from_hash(data)
      {{/mappedModels}}
      #}
      {%- else %}
        # Go through the list of oneOf items and attempt to identify the appropriate one.
        # Note:
        # - We do not attempt to check whether exactly one item matches.
        # - No advanced validation of types in some cases (e.g. "x: { type: string }" will happily match { x: 123 })
        #   due to the way the deserialization is made in the base_object template (it just casts without verifying).
        # - TODO: scalar values are de facto behaving as if they were nullable.
        # - TODO: logging when debugging is set.
        openapi_one_of.each do |klass|
          begin
            next if klass == :AnyType # "nullable: true"
            typed_data = find_and_cast_into_type(klass, data)
            next if typed_data._unparsed
            return typed_data if typed_data
          rescue # rescue all errors so we keep iterating even if the current item lookup raises
          end
        end

        if openapi_one_of.include?(:AnyType)
          data
        else
          self._unparsed = true
          {{ module_name }}::UnparsedObject.new(data)
        end

      {%- endif %}
      end
    end
  end