Freeze the authorize value to prevent changes

app/graphql/types/base_object.rb

@@ -10,7 +10,9 @@ module Types
     edge_type_class Types::BaseEdge
 
     def self.authorize(*args)
-      @authorize_args = args if args.any?
+      raise 'Cannot redefine authorize' if @authorize_args && args.any?
+
+      @authorize_args = args.freeze if args.any?
       @authorize_args || (superclass.respond_to?(:authorize) ? superclass.authorize : nil)
     end
 

spec/graphql/types/base_object_spec.rb

@@ -442,11 +442,10 @@ RSpec.describe Types::BaseObject do
         expect(described_class.authorize).to be_nil
         expect(read_only_type.authorize).to match_array [:read_only]
         expect(inherited_read_only_type.authorize).to match_array [:read_only]
+      end
 
-        read_only_type.authorize(:write_only)
-
-        expect(read_only_type.authorize).to match_array [:write_only]
-        expect(inherited_read_only_type.authorize).to match_array [:write_only]
+      it 'can not redefine the authorize value' do
+        expect { read_only_type.authorize(:write_only) }.to raise_error('Cannot redefine authorize')
       end
     end
   end