| use crate::Stream; |
| use std::pin::Pin; |
| use std::task::{Context, Poll}; |
| use tokio::signal::unix::Signal; |
| |
| /// A wrapper around [`Signal`] that implements [`Stream`]. |
| /// |
| /// [`Signal`]: struct@tokio::signal::unix::Signal |
| /// [`Stream`]: trait@crate::Stream |
| #[derive(Debug)] |
| #[cfg_attr(docsrs, doc(cfg(all(unix, feature = "signal"))))] |
| pub struct SignalStream { |
| inner: Signal, |
| } |
| |
| impl SignalStream { |
| /// Create a new `SignalStream`. |
| pub fn new(interval: Signal) -> Self { |
| Self { inner: interval } |
| } |
| |
| /// Get back the inner `Signal`. |
| pub fn into_inner(self) -> Signal { |
| self.inner |
| } |
| } |
| |
| impl Stream for SignalStream { |
| type Item = (); |
| |
| fn poll_next(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Option<()>> { |
| self.inner.poll_recv(cx) |
| } |
| } |
| |
| impl AsRef<Signal> for SignalStream { |
| fn as_ref(&self) -> &Signal { |
| &self.inner |
| } |
| } |
| |
| impl AsMut<Signal> for SignalStream { |
| fn as_mut(&mut self) -> &mut Signal { |
| &mut self.inner |
| } |
| } |