mpsc_single.rs

// import `thread` module from std lib and `mpsc` module from `sync` from std lib
use std::thread;
use std::sync::mpsc;

// program entry point
fn main() {

    // create sender and receiver with `channel()`
    let (sender, receiver) = mpsc::channel();

    // spawn new thread, transfer ownership of `sender` to thread
    // `move || {}` captures ownership of `sender`
    thread::spawn(move || {

        // declare a variable of type u8
        let my_variable: u8 = 42;

        // send `my_variable` with the sender
        // `unwrap()` panics if the send fails
        sender.send(my_variable).unwrap();

    });

    // receive `my_variable` via `recv()` on the receiver
    // name the variable `my_received`
    let my_received = receiver.recv().unwrap();
    println!("Received {} from spawned thread", my_received);

}