rust/src/test/ui/issues/issue-3052.rs
2019-07-27 18:56:16 +03:00

14 lines
254 B
Rust

// run-pass
#![allow(dead_code)]
// pretty-expanded FIXME #23616
type Connection = Box<dyn FnMut(Vec<u8>) + 'static>;
fn f() -> Option<Connection> {
let mock_connection: Connection = Box::new(|_| {});
Some(mock_connection)
}
pub fn main() {
}