You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: h3.rs
    path of file: ./repos/s2n-quic/quic/s2n-quic-qns/src/server
    
    the code of the file until where you have to start completion: // Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0

use crate::{
    file::{abs_path, File},
    Result,
};
use bytes::Bytes;
use futures::StreamExt;
use h3::{quic::BidiStream, server::RequestStream};
use http::StatusCode;
use s2n_quic::Connection;
use s2n_quic_h3::h3;
use std::{path::Path, sync::Arc, time::Duration};
use tokio::time::timeout;

pub async fn handle_connection(connection: Connection, www_dir: Arc<Path>) {
    let mut conn = h3::server::Connection::new(s2n_quic_h3::Connection::new(connection))
        .await
        .unwrap();

    while let Ok(Some((req, mut stream))) = conn.accept().await {
        match req.uri().path() {
            "" | "/" => {
                tokio::spawn(async move {
                    let resp = http::Response::builder().status(StatusCode::OK).body(())?;
                    stream.send_response(resp).await?;

                    stream
                        .send_data(Bytes::from_static(b"Hello from s2n-quic!\n"))
                        .await?;

                    <crate::Result<()>>::Ok(())
                });
                continue;
            }
            path if p
    
pub async fn handle_connection(connection: Connection, www_dir: Arc<Path>) {
    let mut conn = h3::server::Connection::new(s2n_quic_h3::Connection::new(connection))
        .await
        .unwrap();

    while let Ok(Some((req, mut stream))) = conn.accept().await {
        match req.uri().path() {
            "" | "/" => {
                tokio::spawn(async move {
                    let resp = http::Response::builder().status(StatusCode::OK).body(())?;
                    stream.send_response(resp).await?;

                    stream
                        .send_data(Bytes::from_static(b"Hello from s2n-quic!\n"))
                        .await?;

                    <crate::Result<()>>::Ok(())
                });
                continue;
            }
            path if path.starts_with("/_perf/") => {
                if let Some(amount) = path.strip_prefix("/_perf/").and_then(|v| v.parse().ok()) {
                    tokio::spawn(async move {
                        if let Err(err) = handle_perf_stream(amount, stream).await {
                            eprintln!("Stream error: {err:?}");
                        }
                    });
                    continue;
                }
            }
            _ => {}
        }

        let www_dir = www_dir.clone();
        tokio::spawn(async {
            if let Err(err) = handle_stream(req, stream, www_dir).await {
                eprintln!("Stream error: {err:?}")
            }
        });
    }
}