lib/invokr/dependency_injection.rb in invokr-0.9.1 vs lib/invokr/dependency_injection.rb in invokr-0.9.2

@@ -38,10 +38,14 @@
       end
 
       def fetch arg, &default
         resolver.resolve arg, &default
       end
+
+      def has_key? arg
+        resolver.could_resolve? arg
+      end
     end
 
     class KlassInjector < Injector
       def inject
         _method = Invokr.query_method method
@@ -75,9 +79,13 @@
         )
       end
 
       def resolve val, &block
         @hsh.fetch val, &block
+      end
+
+      def could_resolve? val
+        @hsh.has_key? val
       end
     end
   end
 end