pub struct WaitUntil<S, D> { /* private fields */ }Available on crate feature
nano-alloc only.Expand description
Delay execution of a stream once for the specified duration.
This struct is created by the wait_until method on StreamExt. See its
documentation for more.
Trait Implementations§
Source§impl<S, D> Stream for WaitUntil<S, D>
impl<S, D> Stream for WaitUntil<S, D>
Source§fn poll_next(
self: Pin<&mut WaitUntil<S, D>>,
cx: &mut Context<'_>,
) -> Poll<Option<<WaitUntil<S, D> as Stream>::Item>>
fn poll_next( self: Pin<&mut WaitUntil<S, D>>, cx: &mut Context<'_>, ) -> Poll<Option<<WaitUntil<S, D> as Stream>::Item>>
Attempt to pull out the next value of this stream, registering the
current task for wakeup if the value is not yet available, and returning
None if the stream is exhausted. Read moreimpl<'pin, S, D> Unpin for WaitUntil<S, D>where
<PinnedFieldsOfHelperStruct<__WaitUntil<'pin, S, D>> as PinnedFieldsOfHelperTrait>::Actual: Unpin,
Auto Trait Implementations§
impl<S, D> Freeze for WaitUntil<S, D>
impl<S, D> RefUnwindSafe for WaitUntil<S, D>where
S: RefUnwindSafe,
D: RefUnwindSafe,
impl<S, D> Send for WaitUntil<S, D>
impl<S, D> Sync for WaitUntil<S, D>
impl<S, D> UnwindSafe for WaitUntil<S, D>where
S: UnwindSafe,
D: UnwindSafe,
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<S> IntoStream for Swhere
S: Stream,
impl<S> IntoStream for Swhere
S: Stream,
Source§impl<T> Pointable for T
impl<T> Pointable for T
Source§impl<S> StreamExt for S
impl<S> StreamExt for S
Source§fn next(&mut self) -> NextFuture<'_, Self>where
Self: Unpin,
fn next(&mut self) -> NextFuture<'_, Self>where
Self: Unpin,
Retrieves the next item in the stream. Read more
Source§fn try_next<T, E>(&mut self) -> TryNextFuture<'_, Self>
fn try_next<T, E>(&mut self) -> TryNextFuture<'_, Self>
Retrieves the next item in the stream. Read more
Source§fn count(self) -> CountFuture<Self>where
Self: Sized,
fn count(self) -> CountFuture<Self>where
Self: Sized,
Counts the number of items in the stream. Read more
Source§fn map<T, F>(self, f: F) -> Map<Self, F>
fn map<T, F>(self, f: F) -> Map<Self, F>
Maps items of the stream to new values using a closure. Read more
Source§fn flat_map<U, F>(self, f: F) -> FlatMap<Self, U, F>
fn flat_map<U, F>(self, f: F) -> FlatMap<Self, U, F>
Maps items to streams and then concatenates them. Read more
Source§fn then<F, Fut>(self, f: F) -> Then<Self, F, Fut>
fn then<F, Fut>(self, f: F) -> Then<Self, F, Fut>
Maps items of the stream to new values using an async closure. Read more
Source§fn filter_map<T, F>(self, f: F) -> FilterMap<Self, F>
fn filter_map<T, F>(self, f: F) -> FilterMap<Self, F>
Filters and maps items of the stream using a closure. Read more
Source§fn take(self, n: usize) -> Take<Self>where
Self: Sized,
fn take(self, n: usize) -> Take<Self>where
Self: Sized,
Takes only the first
n items of the stream. Read moreSource§fn take_while<P>(self, predicate: P) -> TakeWhile<Self, P>
fn take_while<P>(self, predicate: P) -> TakeWhile<Self, P>
Source§fn skip(self, n: usize) -> Skip<Self>where
Self: Sized,
fn skip(self, n: usize) -> Skip<Self>where
Self: Sized,
Skips the first
n items of the stream. Read moreSource§fn skip_while<P>(self, predicate: P) -> SkipWhile<Self, P>
fn skip_while<P>(self, predicate: P) -> SkipWhile<Self, P>
Source§fn step_by(self, step: usize) -> StepBy<Self>where
Self: Sized,
fn step_by(self, step: usize) -> StepBy<Self>where
Self: Sized,
Yields every
stepth item. Read moreSource§fn chain<U>(self, other: U) -> Chain<Self, U>
fn chain<U>(self, other: U) -> Chain<Self, U>
Appends another stream to the end of this one. Read more
Source§fn collect<C>(self) -> CollectFuture<Self, C>
fn collect<C>(self) -> CollectFuture<Self, C>
Collects all items in the stream into a collection. Read more
Source§fn try_collect<T, E, C>(self) -> TryCollectFuture<Self, C>
fn try_collect<T, E, C>(self) -> TryCollectFuture<Self, C>
Collects all items in the fallible stream into a collection. Read more
Source§fn partition<B, P>(self, predicate: P) -> PartitionFuture<Self, P, B>
fn partition<B, P>(self, predicate: P) -> PartitionFuture<Self, P, B>
Partitions items into those for which
predicate is true and those for which it is
false, and then collects them into two collections. Read moreSource§fn fold<T, F>(self, init: T, f: F) -> FoldFuture<Self, F, T>
fn fold<T, F>(self, init: T, f: F) -> FoldFuture<Self, F, T>
Accumulates a computation over the stream. Read more
Source§fn try_fold<T, E, F, B>(
&mut self,
init: B,
f: F,
) -> TryFoldFuture<'_, Self, F, B>
fn try_fold<T, E, F, B>( &mut self, init: B, f: F, ) -> TryFoldFuture<'_, Self, F, B>
Accumulates a fallible computation over the stream. Read more
Source§fn scan<St, B, F>(self, initial_state: St, f: F) -> Scan<Self, St, F>
fn scan<St, B, F>(self, initial_state: St, f: F) -> Scan<Self, St, F>
Maps items of the stream to new values using a state value and a closure. Read more
Source§fn enumerate(self) -> Enumerate<Self>where
Self: Sized,
fn enumerate(self) -> Enumerate<Self>where
Self: Sized,
Enumerates items, mapping them to
(index, item). Read moreSource§fn inspect<F>(self, f: F) -> Inspect<Self, F>
fn inspect<F>(self, f: F) -> Inspect<Self, F>
Calls a closure on each item and passes it on. Read more
Source§fn nth(&mut self, n: usize) -> NthFuture<'_, Self>where
Self: Unpin,
fn nth(&mut self, n: usize) -> NthFuture<'_, Self>where
Self: Unpin,
Gets the
nth item of the stream. Read moreSource§fn last(self) -> LastFuture<Self>where
Self: Sized,
fn last(self) -> LastFuture<Self>where
Self: Sized,
Returns the last item in the stream. Read more
Source§fn find<P>(&mut self, predicate: P) -> FindFuture<'_, Self, P>
fn find<P>(&mut self, predicate: P) -> FindFuture<'_, Self, P>
Source§fn find_map<F, B>(&mut self, f: F) -> FindMapFuture<'_, Self, F>
fn find_map<F, B>(&mut self, f: F) -> FindMapFuture<'_, Self, F>
Source§fn position<P>(&mut self, predicate: P) -> PositionFuture<'_, Self, P>
fn position<P>(&mut self, predicate: P) -> PositionFuture<'_, Self, P>
Source§fn for_each<F>(self, f: F) -> ForEachFuture<Self, F>
fn for_each<F>(self, f: F) -> ForEachFuture<Self, F>
Calls a closure on each item of the stream. Read more
Source§fn try_for_each<F, E>(&mut self, f: F) -> TryForEachFuture<'_, Self, F>
fn try_for_each<F, E>(&mut self, f: F) -> TryForEachFuture<'_, Self, F>
Calls a fallible closure on each item of the stream, stopping on first error. Read more
Source§fn zip<U>(self, other: U) -> Zip<Self, U>
fn zip<U>(self, other: U) -> Zip<Self, U>
Zips up two streams into a single stream of pairs. Read more
Source§fn unzip<A, B, FromA, FromB>(self) -> UnzipFuture<Self, FromA, FromB>
fn unzip<A, B, FromA, FromB>(self) -> UnzipFuture<Self, FromA, FromB>
Collects a stream of pairs into a pair of collections. Read more
Source§fn drain(&mut self) -> Drain<'_, Self>
fn drain(&mut self) -> Drain<'_, Self>
Yields all immediately available values from a stream. Read more
Source§impl<S1> StreamExt for S1where
S1: Stream,
impl<S1> StreamExt for S1where
S1: Stream,
Source§fn merge<T, S2>(
self,
other: S2,
) -> Merge2<T, S1, <S2 as IntoStream>::IntoStream>where
S1: Stream<Item = T>,
S2: IntoStream<Item = T>,
fn merge<T, S2>(
self,
other: S2,
) -> Merge2<T, S1, <S2 as IntoStream>::IntoStream>where
S1: Stream<Item = T>,
S2: IntoStream<Item = T>,
Combines two streams into a single stream of all their outputs.
Source§fn chain<T, S2>(self, other: S2) -> Chain2<S1, <S2 as IntoStream>::IntoStream>where
S1: Stream<Item = T>,
S2: IntoStream<Item = T>,
fn chain<T, S2>(self, other: S2) -> Chain2<S1, <S2 as IntoStream>::IntoStream>where
S1: Stream<Item = T>,
S2: IntoStream<Item = T>,
Takes two streams and creates a new stream over all in sequence
Source§fn zip<T, S2>(self, other: S2) -> Zip2<S1, <S2 as IntoStream>::IntoStream>where
S1: Stream<Item = T>,
S2: IntoStream<Item = T>,
fn zip<T, S2>(self, other: S2) -> Zip2<S1, <S2 as IntoStream>::IntoStream>where
S1: Stream<Item = T>,
S2: IntoStream<Item = T>,
‘Zips up’ multiple streams into a single stream of pairs.
Source§fn co(self) -> FromStream<Self>where
Self: Sized,
fn co(self) -> FromStream<Self>where
Self: Sized,
Available on crate feature
alloc only.Convert into a concurrent stream.
Source§fn wait_until<D>(
self,
deadline: D,
) -> WaitUntil<Self, <D as IntoFuture>::IntoFuture>where
Self: Sized,
D: IntoFuture,
fn wait_until<D>(
self,
deadline: D,
) -> WaitUntil<Self, <D as IntoFuture>::IntoFuture>where
Self: Sized,
D: IntoFuture,
Delay the yielding of items from the stream until the given deadline. Read more