We’ve used recv in this example for simplicity; we don’t have any other work for the main thread to do other than wait for messages, so blocking the main thread is appropriate.
Then I have a try to implement it with try_recv.
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| use std::thread; | |
| use std::sync::mpsc; | |
| use std::time; | |
| fn main() { | |
| let (tx, rx) = mpsc::channel(); | |
| thread::spawn(move || { | |
| let val = String::from("hi"); | |
| thread::sleep(time::Duration::from_millis(100)); | |
| tx.send(val).unwrap(); | |
| }); | |
| loop { | |
| match rx.try_recv() { | |
| Ok(r) => { | |
| println!("Got: {}", r); | |
| break; | |
| }, | |
| Err(err) => { | |
| println!("Waiting..."); | |
| thread::sleep(time::Duration::from_millis(10)); | |
| } | |
| } | |
| } | |
| } |
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