module JSONAPIonify::Structure
  module Maps
    class Base < Objects::Base

      def self.value_is(type_class, strict: false)
        define_method(:type_class) do
          type_class
        end
        type! must_be: type_class if strict
      end

      def self.type!(**opts)
        type_of! '*', **opts
      end

      private

      def coerce_value(_, v)
        return v unless v.is_a? Hash
        type_class.new v
      end

    end
  end
end