rust/tests/ui/async-await/async-closures/mutate.rs
2024-02-16 20:02:50 +00:00

20 lines
383 B
Rust

//@ aux-build:block-on.rs
//@ edition:2021
//@ run-pass
#![feature(async_closure)]
extern crate block_on;
fn main() {
block_on::block_on(async {
let mut prefix = String::from("Hello");
let mut c = async move |x: &str| {
prefix.push(',');
println!("{prefix} {x}!")
};
c("world").await;
c("rust").await;
});
}