// <guard2>
use actix_web::{guard, web, App, HttpResponse, HttpServer};

#[actix_web::main]
async fn main() -> std::io::Result<()> {
    HttpServer::new(|| {
        App::new().route(
            "/",
            web::route()
                .guard(guard::Not(guard::Get()))
                .to(|| HttpResponse::MethodNotAllowed()),
        )
    })
    .bind("127.0.0.1:8080")?
    .run()
    .await
}
// </guard2>