src/test/ui/span/issue-33884.rs

   1 use std::net::TcpListener;
   2 use std::net::TcpStream;
   3 use std::io::{self, Read, Write};
   4
   5 fn handle_client(stream: TcpStream) -> io::Result<()> {
   6     stream.write_fmt(format!("message received"))
   7     //~^ ERROR mismatched types
   8 }
   9
  10 fn main() {
  11     if let Ok(listener) = TcpListener::bind("127.0.0.1:8080") {
  12         for incoming in listener.incoming() {
  13             if let Ok(stream) = incoming {
  14                 handle_client(stream);
  15             }
  16         }
  17     }
  18 }