anchor.diff:            'test/kitchen_sink_test_files/simple_object.dart'
           ],
         )),
  -  applyToRoot(
  -      jsonPartBuilder(header: copyrightHeader, checked: true, anyMap: true),
  +  applyToRoot(_jsonPartBuilder(checked: true, anyMap: true),
         generateFor: const InputSet(
           include: const [
             'test/yaml_test_files/build_config.dart',
             'test/kitchen_sink_test_files/kitchen_sink.non_nullable.checked.dart'
           ],
         )),
  -  applyToRoot(jsonPartBuilder(useWrappers: true, header: copyrightHeader),
  +  applyToRoot(_jsonPartBuilder(useWrappers: true),
         generateFor: const InputSet(
           include: const [
             'test/generic_files/generic_class*wrapped.dart',
             'test/test_files/json_test_example*wrapped.dart',
           ],
         )),
  -  applyToRoot(
  -      jsonPartBuilder(useWrappers: true, anyMap: true, header: copyrightHeader),
  +  applyToRoot(_jsonPartBuilder(useWrappers: true, anyMap: true),
         generateFor: const InputSet(
           include: const [
             'test/kitchen_sink_test_files/kitchen_sink*wrapped.dart',
  
positive.code:         'test/test_files/json_test_example.dart',
          'test/test_files/json_test_example.non_nullable.dart',
        ])),
    applyToRoot(jsonPartBuilder(header: copyrightHeader),
        generateFor: const InputSet(
          include: const [
            'example/example.dart',
  
negative.code:           'test/test_files/json_test_example.non_nullable.dart'
          ],
        )),
    applyToRoot(_jsonPartBuilder(anyMap: true),
        generateFor: const InputSet(
          include: const [
            'test/kitchen_sink_test_files/kitchen_sink.dart',
  