lib/dry/data/optional.rb in dry-data-0.4.2 vs lib/dry/data/optional.rb in dry-data-0.5.0

@@ -1,16 +1,11 @@
+require 'dry/data/decorator'
+
 module Dry
   module Data
     class Optional
-      attr_reader :type
-
-      def initialize(type)
-        @type = type
-      end
-
-      def valid?(input)
-        type.valid?(input)
-      end
+      include Decorator
+      include TypeBuilder
 
       def call(input)
         Maybe(type[input])
       end
       alias_method :[], :call