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use super::TcpListener;
use super::TcpStream;
use std::io;
use futures::stream::Stream;
use futures::{Poll, Async};
#[cfg(feature = "unstable-futures")]
use futures2;
#[must_use = "streams do nothing unless polled"]
#[derive(Debug)]
pub struct Incoming {
inner: TcpListener,
}
impl Incoming {
pub(crate) fn new(listener: TcpListener) -> Incoming {
Incoming { inner: listener }
}
}
impl Stream for Incoming {
type Item = TcpStream;
type Error = io::Error;
fn poll(&mut self) -> Poll<Option<Self::Item>, io::Error> {
let (socket, _) = try_ready!(self.inner.poll_accept());
Ok(Async::Ready(Some(socket)))
}
}
#[cfg(feature = "unstable-futures")]
impl futures2::Stream for Incoming {
type Item = TcpStream;
type Error = io::Error;
fn poll_next(&mut self, cx: &mut futures2::task::Context)
-> futures2::Poll<Option<Self::Item>, io::Error>
{
Ok(self.inner.poll_accept2(cx)?.map(|(sock, _)| Some(sock)))
}
}