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

import 'dart:async';

extension type MyList<T>(List<T> it) implements List<T> {}

extension type MyStream<T>(Stream<T> it) implements Stream<T> {}

method1(MyList<int> list, MyStream<int> stream) async {}

method2(MyList<(int, String)> list, MyStream<(int, String)> stream) async {}