pkg/front_end/testcases/extension_types/not_non_nullable_access.dart.textual_outline.expect

extension type ET1(int i) {
  ET1? operator +(ET1? i) => i;
  int operator -() => i;
  int operator [](int index) => i;
  void operator []=(int index, int value) {}
  void foo(int i) {}
  int get getter => i;
  void set setter(int value) {}
}

extension type ET2<T>(T t) {
  ET2<T>? operator +(ET2<T>? t) => t;
  T operator -() => t;
  T operator [](int index) => t;
  void operator []=(int index, T value) {}
  void foo(T t) {}
  T get getter => t;
  void set setter(T value) {}
}

method1(ET1 et) {}

method2(ET1? et) {}

method3<S>(S s, ET2<S> et) {}

method4<S>(S s, ET2<S>? et) {}

method5<S, U extends ET2<S>>(S s, U et) {}

method6<S, U extends ET2<S>>(S s, U? et) {}

method7<S, U extends ET2<S>, V extends U>(S s, V et) {}

method8<S, U extends ET2<S>, V extends U>(S s, V? et) {}

method9<S, U extends ET2<S>, V extends U?>(S s, V et) {}

method10<S, U extends ET2<S>?, V extends U>(S s, V et) {}