Simple TCP Server in Rust

main.rs

use std::io::{TcpListener, TcpStream};
use std::io::{Acceptor, Listener};
use std::thread::Thread;

fn main() {
  let mut acceptor = TcpListener::bind("127.0.0.1:3000").unwrap().listen().unwrap();
  println!("Listening on 3000");
  for stream in acceptor.incoming() {
    match stream {
      Err(_) => {}
      Ok(stream) => Thread::spawn(move|| {
        let mut s: TcpStream = stream;
        s.write(b"Hello World\r").unwrap();
      }).detach()
    }
  }
}