kayrx 0.7.5

The Kayrx Framework
Documentation 
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use crate::krse::net::tcp::{TcpListener, TcpStream};

use std::io;
use std::pin::Pin;
use std::task::{Context, Poll};

macro_rules! ready {
    ($e:expr $(,)?) => {
        match $e {
            std::task::Poll::Ready(t) => t,
            std::task::Poll::Pending => return std::task::Poll::Pending,
        }
    };
}

/// Stream returned by the `TcpListener::incoming` function representing the
/// stream of sockets received from a listener.
#[must_use = "streams do nothing unless polled"]
#[derive(Debug)]
pub struct Incoming<'a> {
    inner: &'a mut TcpListener,
}

impl Incoming<'_> {
    pub(crate) fn new(listener: &mut TcpListener) -> Incoming<'_> {
        Incoming { inner: listener }
    }

    #[doc(hidden)] // TODO: dox
    pub fn poll_accept(
        mut self: Pin<&mut Self>,
        cx: &mut Context<'_>,
    ) -> Poll<io::Result<TcpStream>> {
        let (socket, _) = ready!(self.inner.poll_accept(cx))?;
        Poll::Ready(Ok(socket))
    }
}

impl futures_core::Stream for Incoming<'_> {
    type Item = io::Result<TcpStream>;

    fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Option<Self::Item>> {
        let (socket, _) = ready!(self.inner.poll_accept(cx))?;
        Poll::Ready(Some(Ok(socket)))
    }
}