Warp route test

main.rs

use warp::{Filter, Rejection};
use warp::generic::Either;

fn other_routes() -> impl Filter<Error = Rejection, Extract = (Either<(Either<(String,), (String,)>,), (String,)>,)> + Clone + Send + Sync + 'static {
    // GET /hi
    let hi = warp::get().and(warp::path("hi").map(|| "Hello, World!".to_string()));
    // GET /hello/from/warp
    let hello_from_warp = warp::get().and(warp::path!("hello" / "from" / "warp").map(|| "Hello from warp!".to_string()));
    // GET /sum/:u32/:u32
    let sum = warp::get().and(warp::path!("sum" / u32 / u32).map(|a, b| format!("{} + {} = {}", a, b, a + b)));

    hi.or(hello_from_warp).or(sum)
}

#[tokio::main]
async fn main() {

    // GET /
    let hello_world = warp::path::end().map(|| "Hello, World at root!");


    let routes = warp::get().and(hello_world)
        .or(other_routes());

    warp::serve(routes).run(([127, 0, 0, 1], 3030)).await;
}