pkg/front_end/testcases/extensions/named_declarations.dart.textual_outline_modelled.expect

class A1 {}

class B1<T> {}

extension A2 on A1 {}

extension B2<T> on B1<T> {}

extension B3 on B1<A1> {}

extension B4<T extends A1> on B1<T> {}

main() {}