Async<T extends Object>.value constructor
Implementation
Async.value(Future<Result<T>> super.value)
: assert(!_isSubtype<T, Future<Object>>(), '$T must never be a Future.'),
super.unsafe();
Async.value(Future<Result<T>> super.value)
: assert(!_isSubtype<T, Future<Object>>(), '$T must never be a Future.'),
super.unsafe();