rust/tests/ui/async-await/async-with-closure.rs
2023-01-11 09:32:08 +00:00

25 lines
437 B
Rust

// build-pass (FIXME(62277): could be check-pass?)
// edition:2018
trait MyClosure {
type Args;
}
impl<R> MyClosure for dyn FnMut() -> R
where R: 'static {
type Args = ();
}
struct MyStream<C: ?Sized + MyClosure> {
x: C::Args,
}
async fn get_future<C: ?Sized + MyClosure>(_stream: MyStream<C>) {}
async fn f() {
let messages: MyStream<dyn FnMut()> = unimplemented!();
get_future(messages).await;
}
fn main() {}