anchor.diff:        }
   
         CompileTimeErrorCode errorCode;
  +      List<String> arguments;
         if (parentExpression == null) {
           errorCode = CompileTimeErrorCode.UNCHECKED_INVOCATION_OF_NULLABLE_VALUE;
  +        arguments = [];
         } else {
           if (parentExpression is CascadeExpression) {
             parentExpression = parentExpression.cascadeSections.first;
  
positive.code:       }
        _resolver.nullableDereferenceVerifier.report(
            errorCode, propertyErrorEntity, receiverType,
            arguments: [name], messages: messages);
        _reportedGetterError = true;
        _reportedSetterError = true;
  
  
negative.code:         if (parentExpression is BinaryExpression) {
            errorCode = CompileTimeErrorCode
                .UNCHECKED_OPERATOR_INVOCATION_OF_NULLABLE_VALUE;
            arguments = [name];
          } else if (parentExpression is MethodInvocation ||
              parentExpression is MethodReferenceExpression) {
            errorCode = CompileTimeErrorCode
                .UNCHECKED_METHOD_INVOCATION_OF_NULLABLE_VALUE;
            arguments = [name];
          } else if (parentExpression is FunctionExpressionInvocation) {
            errorCode =
                CompileTimeErrorCode.UNCHECKED_INVOCATION_OF_NULLABLE_VALUE;
            arguments = [];
          } else {
            errorCode =
                CompileTimeErrorCode.UNCHECKED_PROPERTY_ACCESS_OF_NULLABLE_VALUE;
            arguments = [name];
          }
        }
  
  