pkg/front_end/testcases/extension_types/issue53207.dart.textual_outline.expect

import 'dart:async';

extension type E1(Future<int> foo) {}

extension type E2<X extends Future<String>>(X foo) {}

extension type E3(FutureOr<bool> foo) {}

extension type E4<X extends FutureOr<double>>(X foo) {}

extension type E5<X>(X foo) {}

extension type F1(Future<int> foo) implements Future<int> {}

extension type F2<X extends Future<num>>(X foo) implements Future<num> {}

extension type F3<X extends Future<Object>>(X foo) implements Future<Object> {}

extension type F4<X extends Future<num>>(X foo) implements F3<X> {}

test(
    E1 e1,
    E2<Future<String>> e2,
    E3 e3,
    E4<Future<double>> e4,
    E5<Object> e5object,
    E5<Future<num>> e5future,
    F1 f1,
    F2<Future<num>> f2,
    F3<Future<String>> f3,
    F4<Future<int>> f4) async {}