anchor.diff:    'iterable',
     'dateTimeList',
     'crazyComplex',
  -  generatedLocalVarName
  +  _generatedLocalVarName
   ];
  
positive.code: 
  import 'kitchen_sink_interface.dart';
  import 'strict_keys_object.dart';
  
  final _isATypeError = const TypeMatcher<TypeError>();
  
  
negative.code:   'dynamicIntMap': const {'key': 'value'},
    'objectDateTimeMap': const {'key': 42},
    'crazyComplex': const [true],
    _generatedLocalVarName: const {'key': 42},
    _toJsonMapHelperName: 42,
    r'$string': true,
    'simpleObject': 42,
    'strictKeysObject': const {
  