library test; | |
import 'dart:async'; | |
Future<List<int>> g2() async {} | |
Future<List<int>> g3() async {} | |
Future<List<int>> t2 = f.then((_) => [3]); | |
Future<int> t1 = f.then((_) => new Future.value('hi')); | |
MyFuture f = throw ''; | |
class MyFuture<T> implements Future<T> { | |
MyFuture() {} | |
MyFuture.value([x]) {} | |
MyFuture<S> then<S>(FutureOr<S> f(T x), {Function? onError}) => throw ''; | |
dynamic noSuchMethod(invocation) => null; | |
} | |
main() {} |