pkg/front_end/testcases/nnbd/issue43278.dart.textual_outline.expect

class A {
  int? foo;
  A bar;
  A(this.bar);
}
test<T extends A?>(A? a, T t, dynamic d, int x) {}
class B {}
extension Extension ;
on B (){}
testExtension<T extends B?>(B? b, T t, int x) {}
main() {}