use std::process::exit;
use std::sync::mpsc;
use std::thread;

struct Hello {
    text: String,
}

impl Hello {
    fn world(&self) {
        println!("{} World", &self.text);
        exit(0);
    }
}

fn example() {
    let (tx, rx) = mpsc::channel();

    thread::spawn(move || {
        let ex: Hello = Hello {
            text: String::from("hello"),
        };
        for _ in rx {
            ex.world();
        }
    });

    thread::spawn(move || loop {
        tx.send(()).unwrap();
    });
}