lib/hanami/settings/env_store.rb in hanami-2.0.0.beta3 vs lib/hanami/settings/env_store.rb in hanami-2.0.0.beta4

@@ -10,21 +10,21 @@
     # you subclass `Hanami::App`.
     #
     # @since 2.0.0
     # @api private
     class EnvStore
-      Undefined = Dry::Core::Constants::Undefined
+      NO_ARG = Object.new.freeze
 
       attr_reader :store, :hanami_env
 
       def initialize(store: ENV, hanami_env: Hanami.env)
         @store = store
         @hanami_env = hanami_env
       end
 
-      def fetch(name, default_value = Undefined, &block)
+      def fetch(name, default_value = NO_ARG, &block)
         name = name.to_s.upcase
-        args = default_value == Undefined ? [name] : [name, default_value]
+        args = default_value.eql?(NO_ARG) ? [name] : [name, default_value]
 
         store.fetch(*args, &block)
       end
     end
   end