instance method _deep_transform_values_in_object!

# File actionpack/lib/action_controller/metal/strong_parameters.rb, line 1308
      def _deep_transform_values_in_object!(object, &block)
        case object
        when Hash
          object.transform_values! { |value| _deep_transform_values_in_object!(value, &block) }
        when Parameters
          if object.permitted?
            object.to_h.deep_transform_values!(&block)
          else
            object.to_unsafe_h.deep_transform_values!(&block)
          end
        when Array
          object.map! { |e| _deep_transform_values_in_object!(e, &block) }
        else
          yield(object)
        end
      end