use super::BufStream;
use bytes::Bytes;
use futures::Poll;
use std::io;
impl BufStream for Bytes {
type Item = io::Cursor<Bytes>;
type Error = ();
fn poll(&mut self) -> Poll<Option<Self::Item>, Self::Error> {
use std::mem;
if self.is_empty() {
return Ok(None.into());
}
let bytes = mem::replace(self, Bytes::new());
let buf = io::Cursor::new(bytes);
Ok(Some(buf).into())
}
}