diff options
Diffstat (limited to 'vendor/futures-util/src/future/try_future/into_future.rs')
-rw-r--r-- | vendor/futures-util/src/future/try_future/into_future.rs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/vendor/futures-util/src/future/try_future/into_future.rs b/vendor/futures-util/src/future/try_future/into_future.rs new file mode 100644 index 000000000..9f093d0e2 --- /dev/null +++ b/vendor/futures-util/src/future/try_future/into_future.rs @@ -0,0 +1,36 @@ +use core::pin::Pin; +use futures_core::future::{FusedFuture, Future, TryFuture}; +use futures_core::task::{Context, Poll}; +use pin_project_lite::pin_project; + +pin_project! { + /// Future for the [`into_future`](super::TryFutureExt::into_future) method. + #[derive(Debug)] + #[must_use = "futures do nothing unless you `.await` or poll them"] + pub struct IntoFuture<Fut> { + #[pin] + future: Fut, + } +} + +impl<Fut> IntoFuture<Fut> { + #[inline] + pub(crate) fn new(future: Fut) -> Self { + Self { future } + } +} + +impl<Fut: TryFuture + FusedFuture> FusedFuture for IntoFuture<Fut> { + fn is_terminated(&self) -> bool { + self.future.is_terminated() + } +} + +impl<Fut: TryFuture> Future for IntoFuture<Fut> { + type Output = Result<Fut::Ok, Fut::Error>; + + #[inline] + fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> { + self.project().future.try_poll(cx) + } +} |