stuff to copy

function_to_copy.rs

fn handle(mailbox: &mut Mailbox, stream: &mut TcpStream) {
    let message = read_message(stream);
    match message.trim() {
        "READ" => {
            let maybe_mail = mailbox.get_mail();
            if let Some(mail) = maybe_mail {
                write!(stream, "{}", mail);
            } else {
                write!(stream, "Sorry, no new messages!");
            }
        }
        _ => {
            mailbox.put_mail(message);
            println!("Mailbox contents: {:?}", mailbox);
        }
    }
}

fn read_message(stream: &mut TcpStream) -> String {
    let mut read_buffer = String::new();
    let mut buffered_stream = BufReader::new(stream);
    let res = buffered_stream.read_line(&mut read_buffer);
    res.ok().expect("An error occured while reading!");
    read_buffer
}