hyper-staticfile 0.6.0

Static file serving for Hyper 0.14
Documentation 
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// This example serves the docs from `target/doc/`.
//
// Run `cargo doc && cargo run --example doc_server`, then
// point your browser to http://localhost:3000/

use futures_util::future;
use http::response::Builder as ResponseBuilder;
use http::{header, StatusCode};
use hyper::service::{make_service_fn, service_fn};
use hyper::{Body, Request, Response};
use hyper_staticfile::Static;
use std::io::Error as IoError;
use std::path::Path;

async fn handle_request<B>(req: Request<B>, static_: Static) -> Result<Response<Body>, IoError> {
    if req.uri().path() == "/" {
        let res = ResponseBuilder::new()
            .status(StatusCode::MOVED_PERMANENTLY)
            .header(header::LOCATION, "/hyper_staticfile/")
            .body(Body::empty())
            .expect("unable to build response");
        Ok(res)
    } else {
        static_.clone().serve(req).await
    }
}

#[tokio::main]
async fn main() {
    let static_ = Static::new(Path::new("target/doc/"));

    let make_service = make_service_fn(|_| {
        let static_ = static_.clone();
        future::ok::<_, hyper::Error>(service_fn(move |req| handle_request(req, static_.clone())))
    });

    let addr = ([127, 0, 0, 1], 3000).into();
    let server = hyper::Server::bind(&addr).serve(make_service);
    eprintln!("Doc server running on http://{}/", addr);
    server.await.expect("Server failed");
}