http-pool 0.1.0

A http pool
Documentation 
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use crate::body::VariantBody;
use hyper::body::Incoming;
use hyper::client::conn::{TrySendError, http2};
use hyper::http::uri::InvalidUri;
use hyper::{Method, Request, Response, Uri, Version, http};
use std::fmt::Debug;
use std::sync::Arc;

pub type SendRequest = http2::SendRequest<VariantBody>;

#[derive(Debug)]
pub struct Sender {
    sender: SendRequest,
    base_url: String,
    _ref_cnt: Arc<()>,
}

impl Sender {
    pub(crate) fn new(sender: SendRequest, base_url: String, ref_cnt: Arc<()>) -> Self {
        Sender {
            sender,
            base_url,
            _ref_cnt: ref_cnt,
        }
    }

    pub fn base_url(&self) -> &String {
        &self.base_url
    }

    pub fn new_uri(&self, uri: &Uri) -> Result<Uri, InvalidUri> {
        crate::utils::new_uri(self.base_url.clone(), uri)
    }

    pub fn is_ready(&self) -> bool {
        self.sender.is_ready()
    }

    pub fn is_closed(&self) -> bool {
        self.sender.is_closed()
    }

    pub fn send_request(
        &mut self,
        req: Request<VariantBody>,
    ) -> impl Future<Output = hyper::Result<Response<Incoming>>> {
        self.sender.send_request(req)
    }

    pub fn try_send_request(
        &mut self,
        req: Request<VariantBody>,
    ) -> impl Future<Output = Result<Response<Incoming>, TrySendError<Request<VariantBody>>>> {
        self.sender.try_send_request(req)
    }
}

pub fn request_builder<T>(uri: T, method: Method) -> http::request::Builder
where
    T: TryInto<Uri>,
    <T as TryInto<Uri>>::Error: Into<http::Error>,
{
    Request::builder()
        .version(Version::HTTP_2)
        .method(method)
        .uri(uri)
        .header(hyper::header::USER_AGENT, "proxy/0.1")
}