anchor.diff:  import '../../guid.dart';
   import '../../types.dart';
   import '../../utils.dart';
  +import '../../winrt_constants.dart';
   import '../../winrt_helpers.dart';
   import '../foundation/enums.g.dart';
   import '../foundation/ipropertyvalue.dart';
  
positive.code:   throw ArgumentError.value(value, 'value', 'Unsupported value');
  }
  
  Pointer<COMObject> _boxBoolList(List<bool> list) {
    final pArray = calloc<Bool>(list.length);
    for (var i = 0; i < list.length; i++) {
  
negative.code:   }
  }
  
  Pointer<COMObject> _boxValue(Object value, {Type? nativeType}) {
    // There is no need to box IInspectable objects since .createInspectable()
    // returns the object provided without modification.
    // See https://docs.microsoft.com/en-us/uwp/api/windows.foundation.PropertyValue.createinspectable
  