lib/spoom/deadcode/plugins/action_mailer_preview.rb in spoom-1.3.2 vs lib/spoom/deadcode/plugins/action_mailer_preview.rb in spoom-1.3.3

@@ -7,12 +7,18 @@
       class ActionMailerPreview < Base
         extend T::Sig
 
         ignore_classes_inheriting_from("ActionMailer::Preview")
 
-        sig { override.params(indexer: Indexer, definition: Definition).void }
-        def on_define_method(indexer, definition)
-          definition.ignored! if indexer.nesting_class_superclass_name == "ActionMailer::Preview"
+        sig { override.params(definition: Model::Method).void }
+        def on_define_method(definition)
+          owner = definition.owner
+          return unless owner.is_a?(Model::Class)
+
+          superclass_name = owner.superclass_name
+          return unless superclass_name
+
+          @index.ignore(definition) if superclass_name == "ActionMailer::Preview"
         end
       end
     end
   end
 end