fn hello(_request: Request<Body>) -> impl Future<Item = Response<Body>, Error = hyper::Error> {
    let mut response = Response::new(Body::empty());
    *response.body_mut() = Body::from("Hello, World!");
    future::ok(response)
}
///
/// The HTTP request handler which returns hello-world responses.
///
The HTTP request handler which returns hello-world responses.
The HTTP request handler which returns hello - world responses .
fn hello(_request: Request<Body>) -> impl Future<Item = Response<Body>, Error = hyper::Error> {
    let mut response = Response::new(Body::empty());
    *response.body_mut() = Body::from("Hello, World!");
    future::ok(response)
}
fn hello ( _request : Request < Body > ) -> impl Future < Item = Response < Body > , Error = hyper :: Error > { let mut response = Response :: new ( Body :: empty ( ) ) ; * response . body_mut ( ) = Body :: from ( " " ) ; future :: ok ( response ) }
The HTTP request handler which returns hello-world responses.
The HTTP request handler which returns hello - world responses .
_request
Request<Body>
_request
Request<Body>