Sha256: 7b4d5a22b5e00aa191ea82346bb1f392121cc68692864a8230e462d59e622928
Contents?: true
Size: 968 Bytes
Versions: 27
Compression:
Stored size: 968 Bytes
Contents
use crate::stream::StreamExt;
use core::pin::Pin;
use futures_core::future::{FusedFuture, Future};
use futures_core::stream::{FusedStream, Stream};
use futures_core::task::{Context, Poll};
/// Future for the [`next`](super::StreamExt::next) method.
#[derive(Debug)]
#[must_use = "futures do nothing unless you `.await` or poll them"]
pub struct Next<'a, St: ?Sized> {
stream: &'a mut St,
}
impl<St: ?Sized + Unpin> Unpin for Next<'_, St> {}
impl<'a, St: ?Sized + Stream + Unpin> Next<'a, St> {
pub(super) fn new(stream: &'a mut St) -> Self {
Self { stream }
}
}
impl<St: ?Sized + FusedStream + Unpin> FusedFuture for Next<'_, St> {
fn is_terminated(&self) -> bool {
self.stream.is_terminated()
}
}
impl<St: ?Sized + Stream + Unpin> Future for Next<'_, St> {
type Output = Option<St::Item>;
fn poll(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> {
self.stream.poll_next_unpin(cx)
}
}
Version data entries
27 entries across 27 versions & 1 rubygems