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use std::net::TcpListener;
use std::net::TcpStream;
use std::io::{self, Read, Write};
fn handle_client(stream: TcpStream) -> io::Result<()> {
stream.write_fmt(format!("message received"))
//~^ ERROR mismatched types
}
fn main() {
if let Ok(listener) = TcpListener::bind("127.0.0.1:8080") {
for incoming in listener.incoming() {
if let Ok(stream) = incoming {
handle_client(stream);
}
}
}
}
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