async-compression 0.4.41

Adaptors between compression crates and Rust's modern asynchronous IO types.
Documentation 
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use crate::{
    codecs::EncodeV2,
    core::util::{PartialBuffer, WriteBuffer},
    generic::bufread::impl_encoder,
};
use std::{
    io::{IoSlice, Result},
    pin::Pin,
    task::{Context, Poll},
};
use tokio::io::{AsyncBufRead, AsyncRead, AsyncWrite, ReadBuf};

impl_encoder!();

impl<R: AsyncBufRead, E: EncodeV2> AsyncRead for Encoder<R, E> {
    fn poll_read(
        self: Pin<&mut Self>,
        cx: &mut Context<'_>,
        buf: &mut ReadBuf<'_>,
    ) -> Poll<Result<()>> {
        super::poll_read(buf, |output| self.do_poll_read(cx, output))
    }
}

impl<R: AsyncWrite, E> AsyncWrite for Encoder<R, E> {
    fn poll_write(
        mut self: Pin<&mut Self>,
        cx: &mut Context<'_>,
        buf: &[u8],
    ) -> Poll<Result<usize>> {
        self.get_pin_mut().poll_write(cx, buf)
    }

    fn poll_write_vectored(
        mut self: Pin<&mut Self>,
        cx: &mut Context<'_>,
        mut bufs: &[IoSlice<'_>],
    ) -> Poll<Result<usize>> {
        self.get_pin_mut().poll_write_vectored(cx, bufs)
    }

    fn is_write_vectored(&self) -> bool {
        self.get_ref().is_write_vectored()
    }

    fn poll_flush(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<()>> {
        self.get_pin_mut().poll_flush(cx)
    }

    fn poll_shutdown(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Result<()>> {
        self.get_pin_mut().poll_shutdown(cx)
    }
}