#![warn(rust_2018_idioms)]
use hyper::service::{make_service_fn, service_fn};
use hyper::{Body, Request, Response, Server};
async fn index(_: Request
) -> Result, hyper::Error> {
Ok(Response::new(Body::from("It works!")))
}
#[tokio::main]
async fn main() -> Result<(), Box> {
let addr = ([127, 0, 0, 1], 4242).into();
let server = Server::bind(&addr).serve(make_service_fn(|_| async {
Ok::<_, hyper::Error>(service_fn(index))
}));
println!("Listening on http://{}.", addr);
Ok(server.await?)
}