an echo server in Rust

echo.rs

use std::net::{TcpListener, TcpStream};
use std::io::prelude::*;
use std::io::{BufReader, Result, Write};
use std::thread;

fn handle_client(mut stream: TcpStream) -> Result<()> {
    thread::spawn(move || {
        println!("A new thread spawned for {:?}", stream);

        let mut reader = BufReader::new(stream.try_clone().unwrap());
        let mut buffer = String::new();
        loop {
            buffer.clear();
            reader.read_line(&mut buffer).unwrap();
            stream.write(buffer.as_bytes()).unwrap();
        }
    });
    Ok(())
}

fn serve() -> Result<()> {
    let listener = TcpListener::bind("127.0.0.1:65534")?;
    for client in listener.incoming() {
        match handle_client(client?) {
            Ok(()) => continue,
            Err(why) => {
                println!("Couldn't handle the request: {}", why)
            }
        }
    }
    Ok(())
}

fn main() {
    match serve() {
        Err(why) => println!("FATAL: {}", why),
        _ => return (),
    }
}