pub struct Any<St, Fut, F> { /* private fields */ }Expand description
Future for the any method.
Trait Implementations
sourceimpl<St, Fut, F> FusedFuture for Any<St, Fut, F>where
St: Stream,
F: FnMut(<St as Stream>::Item) -> Fut,
Fut: Future<Output = bool>,
impl<St, Fut, F> FusedFuture for Any<St, Fut, F>where
St: Stream,
F: FnMut(<St as Stream>::Item) -> Fut,
Fut: Future<Output = bool>,
sourcefn is_terminated(&self) -> bool
fn is_terminated(&self) -> bool
Returns
true if the underlying future should no longer be polled.sourceimpl<St, Fut, F> Future for Any<St, Fut, F>where
St: Stream,
F: FnMut(<St as Stream>::Item) -> Fut,
Fut: Future<Output = bool>,
impl<St, Fut, F> Future for Any<St, Fut, F>where
St: Stream,
F: FnMut(<St as Stream>::Item) -> Fut,
Fut: Future<Output = bool>,
impl<'__pin, St, Fut, F> Unpin for Any<St, Fut, F>where
__Origin<'__pin, St, Fut, F>: Unpin,
Auto Trait Implementations
impl<St, Fut, F> RefUnwindSafe for Any<St, Fut, F>where
F: RefUnwindSafe,
Fut: RefUnwindSafe,
St: RefUnwindSafe,
impl<St, Fut, F> Send for Any<St, Fut, F>where
F: Send,
Fut: Send,
St: Send,
impl<St, Fut, F> Sync for Any<St, Fut, F>where
F: Sync,
Fut: Sync,
St: Sync,
impl<St, Fut, F> UnwindSafe for Any<St, Fut, F>where
F: UnwindSafe,
Fut: UnwindSafe,
St: UnwindSafe,
Blanket Implementations
sourceimpl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> FutureExt for Twhere
T: Future + ?Sized,
impl<T> FutureExt for Twhere
T: Future + ?Sized,
sourcefn map<U, F>(self, f: F) -> Map<Self, F>ⓘNotable traits for Map<Fut, F>impl<Fut, F> Future for Map<Fut, F>where
Map<Fut, F>: Future, type Output = <Map<Fut, F> as Future>::Output;where
F: FnOnce(Self::Output) -> U,
fn map<U, F>(self, f: F) -> Map<Self, F>ⓘNotable traits for Map<Fut, F>impl<Fut, F> Future for Map<Fut, F>where
Map<Fut, F>: Future, type Output = <Map<Fut, F> as Future>::Output;where
F: FnOnce(Self::Output) -> U,
Map<Fut, F>: Future, type Output = <Map<Fut, F> as Future>::Output;
Map this future’s output to a different type, returning a new future of
the resulting type. Read more
sourcefn map_into<U>(self) -> MapInto<Self, U>ⓘNotable traits for MapInto<Fut, T>impl<Fut, T> Future for MapInto<Fut, T>where
Map<Fut, IntoFn<T>>: Future, type Output = <Map<Fut, IntoFn<T>> as Future>::Output;where
Self::Output: Into<U>,
fn map_into<U>(self) -> MapInto<Self, U>ⓘNotable traits for MapInto<Fut, T>impl<Fut, T> Future for MapInto<Fut, T>where
Map<Fut, IntoFn<T>>: Future, type Output = <Map<Fut, IntoFn<T>> as Future>::Output;where
Self::Output: Into<U>,
Map<Fut, IntoFn<T>>: Future, type Output = <Map<Fut, IntoFn<T>> as Future>::Output;
Map this future’s output to a different type, returning a new future of
the resulting type. Read more
sourcefn then<Fut, F>(self, f: F) -> Then<Self, Fut, F>ⓘNotable traits for Then<Fut1, Fut2, F>impl<Fut1, Fut2, F> Future for Then<Fut1, Fut2, F>where
Flatten<Map<Fut1, F>, Fut2>: Future, type Output = <Flatten<Map<Fut1, F>, Fut2> as Future>::Output;where
F: FnOnce(Self::Output) -> Fut,
Fut: Future,
fn then<Fut, F>(self, f: F) -> Then<Self, Fut, F>ⓘNotable traits for Then<Fut1, Fut2, F>impl<Fut1, Fut2, F> Future for Then<Fut1, Fut2, F>where
Flatten<Map<Fut1, F>, Fut2>: Future, type Output = <Flatten<Map<Fut1, F>, Fut2> as Future>::Output;where
F: FnOnce(Self::Output) -> Fut,
Fut: Future,
Flatten<Map<Fut1, F>, Fut2>: Future, type Output = <Flatten<Map<Fut1, F>, Fut2> as Future>::Output;
Chain on a computation for when a future finished, passing the result of
the future to the provided closure
f. Read moresourcefn left_future<B>(self) -> Either<Self, B>ⓘNotable traits for Either<A, B>impl<A, B> Future for Either<A, B>where
A: Future,
B: Future<Output = <A as Future>::Output>, type Output = <A as Future>::Output;where
B: Future<Output = Self::Output>,
fn left_future<B>(self) -> Either<Self, B>ⓘNotable traits for Either<A, B>impl<A, B> Future for Either<A, B>where
A: Future,
B: Future<Output = <A as Future>::Output>, type Output = <A as Future>::Output;where
B: Future<Output = Self::Output>,
A: Future,
B: Future<Output = <A as Future>::Output>, type Output = <A as Future>::Output;
sourcefn right_future<A>(self) -> Either<A, Self>ⓘNotable traits for Either<A, B>impl<A, B> Future for Either<A, B>where
A: Future,
B: Future<Output = <A as Future>::Output>, type Output = <A as Future>::Output;where
A: Future<Output = Self::Output>,
fn right_future<A>(self) -> Either<A, Self>ⓘNotable traits for Either<A, B>impl<A, B> Future for Either<A, B>where
A: Future,
B: Future<Output = <A as Future>::Output>, type Output = <A as Future>::Output;where
A: Future<Output = Self::Output>,
A: Future,
B: Future<Output = <A as Future>::Output>, type Output = <A as Future>::Output;
sourcefn into_stream(self) -> IntoStream<Self>
fn into_stream(self) -> IntoStream<Self>
Convert this future into a single element stream. Read more
sourcefn flatten(self) -> Flatten<Self>ⓘNotable traits for Flatten<F>impl<F> Future for Flatten<F>where
Flatten<F, <F as Future>::Output>: Future,
F: Future, type Output = <Flatten<F, <F as Future>::Output> as Future>::Output;where
Self::Output: Future,
fn flatten(self) -> Flatten<Self>ⓘNotable traits for Flatten<F>impl<F> Future for Flatten<F>where
Flatten<F, <F as Future>::Output>: Future,
F: Future, type Output = <Flatten<F, <F as Future>::Output> as Future>::Output;where
Self::Output: Future,
Flatten<F, <F as Future>::Output>: Future,
F: Future, type Output = <Flatten<F, <F as Future>::Output> as Future>::Output;
Flatten the execution of this future when the output of this
future is itself another future. Read more
sourcefn flatten_stream(self) -> FlattenStream<Self>where
Self::Output: Stream,
fn flatten_stream(self) -> FlattenStream<Self>where
Self::Output: Stream,
Flatten the execution of this future when the successful result of this
future is a stream. Read more
sourcefn fuse(self) -> Fuse<Self>ⓘNotable traits for Fuse<Fut>impl<Fut> Future for Fuse<Fut>where
Fut: Future, type Output = <Fut as Future>::Output;
fn fuse(self) -> Fuse<Self>ⓘNotable traits for Fuse<Fut>impl<Fut> Future for Fuse<Fut>where
Fut: Future, type Output = <Fut as Future>::Output;
Fut: Future, type Output = <Fut as Future>::Output;
Fuse a future such that
poll will never again be called once it has
completed. This method can be used to turn any Future into a
FusedFuture. Read moresourcefn inspect<F>(self, f: F) -> Inspect<Self, F>ⓘNotable traits for Inspect<Fut, F>impl<Fut, F> Future for Inspect<Fut, F>where
Map<Fut, InspectFn<F>>: Future, type Output = <Map<Fut, InspectFn<F>> as Future>::Output;where
F: FnOnce(&Self::Output),
fn inspect<F>(self, f: F) -> Inspect<Self, F>ⓘNotable traits for Inspect<Fut, F>impl<Fut, F> Future for Inspect<Fut, F>where
Map<Fut, InspectFn<F>>: Future, type Output = <Map<Fut, InspectFn<F>> as Future>::Output;where
F: FnOnce(&Self::Output),
Map<Fut, InspectFn<F>>: Future, type Output = <Map<Fut, InspectFn<F>> as Future>::Output;
Do something with the output of a future before passing it on. Read more
sourcefn catch_unwind(self) -> CatchUnwind<Self>ⓘNotable traits for CatchUnwind<Fut>impl<Fut> Future for CatchUnwind<Fut>where
Fut: Future + UnwindSafe, type Output = Result<<Fut as Future>::Output, Box<dyn Any + Send + 'static, Global>>;where
Self: UnwindSafe,
fn catch_unwind(self) -> CatchUnwind<Self>ⓘNotable traits for CatchUnwind<Fut>impl<Fut> Future for CatchUnwind<Fut>where
Fut: Future + UnwindSafe, type Output = Result<<Fut as Future>::Output, Box<dyn Any + Send + 'static, Global>>;where
Self: UnwindSafe,
Fut: Future + UnwindSafe, type Output = Result<<Fut as Future>::Output, Box<dyn Any + Send + 'static, Global>>;
Catches unwinding panics while polling the future. Read more
Create a cloneable handle to this future where all handles will resolve
to the same result. Read more
sourcefn remote_handle(self) -> (Remote<Self>, RemoteHandle<Self::Output>)
fn remote_handle(self) -> (Remote<Self>, RemoteHandle<Self::Output>)
Turn this future into a future that yields
() on completion and sends
its output to another future on a separate task. Read moresourcefn boxed<'a>(
self
) -> Pin<Box<dyn Future<Output = Self::Output> + Send + 'a, Global>>ⓘNotable traits for Pin<P>impl<P> Future for Pin<P>where
P: DerefMut,
<P as Deref>::Target: Future, type Output = <<P as Deref>::Target as Future>::Output;where
Self: 'a + Send,
fn boxed<'a>(
self
) -> Pin<Box<dyn Future<Output = Self::Output> + Send + 'a, Global>>ⓘNotable traits for Pin<P>impl<P> Future for Pin<P>where
P: DerefMut,
<P as Deref>::Target: Future, type Output = <<P as Deref>::Target as Future>::Output;where
Self: 'a + Send,
P: DerefMut,
<P as Deref>::Target: Future, type Output = <<P as Deref>::Target as Future>::Output;
Wrap the future in a Box, pinning it. Read more
sourcefn boxed_local<'a>(
self
) -> Pin<Box<dyn Future<Output = Self::Output> + 'a, Global>>ⓘNotable traits for Pin<P>impl<P> Future for Pin<P>where
P: DerefMut,
<P as Deref>::Target: Future, type Output = <<P as Deref>::Target as Future>::Output;where
Self: 'a,
fn boxed_local<'a>(
self
) -> Pin<Box<dyn Future<Output = Self::Output> + 'a, Global>>ⓘNotable traits for Pin<P>impl<P> Future for Pin<P>where
P: DerefMut,
<P as Deref>::Target: Future, type Output = <<P as Deref>::Target as Future>::Output;where
Self: 'a,
P: DerefMut,
<P as Deref>::Target: Future, type Output = <<P as Deref>::Target as Future>::Output;
Wrap the future in a Box, pinning it. Read more
sourcefn unit_error(self) -> UnitError<Self>ⓘNotable traits for UnitError<Fut>impl<Fut> Future for UnitError<Fut>where
Map<Fut, OkFn<()>>: Future, type Output = <Map<Fut, OkFn<()>> as Future>::Output;
fn unit_error(self) -> UnitError<Self>ⓘNotable traits for UnitError<Fut>impl<Fut> Future for UnitError<Fut>where
Map<Fut, OkFn<()>>: Future, type Output = <Map<Fut, OkFn<()>> as Future>::Output;
Map<Fut, OkFn<()>>: Future, type Output = <Map<Fut, OkFn<()>> as Future>::Output;
sourcefn never_error(self) -> NeverError<Self>ⓘNotable traits for NeverError<Fut>impl<Fut> Future for NeverError<Fut>where
Map<Fut, OkFn<Infallible>>: Future, type Output = <Map<Fut, OkFn<Infallible>> as Future>::Output;
fn never_error(self) -> NeverError<Self>ⓘNotable traits for NeverError<Fut>impl<Fut> Future for NeverError<Fut>where
Map<Fut, OkFn<Infallible>>: Future, type Output = <Map<Fut, OkFn<Infallible>> as Future>::Output;
Map<Fut, OkFn<Infallible>>: Future, type Output = <Map<Fut, OkFn<Infallible>> as Future>::Output;
sourcefn poll_unpin(&mut self, cx: &mut Context<'_>) -> Poll<Self::Output>where
Self: Unpin,
fn poll_unpin(&mut self, cx: &mut Context<'_>) -> Poll<Self::Output>where
Self: Unpin,
A convenience for calling
Future::poll on Unpin future types.sourcefn now_or_never(self) -> Option<Self::Output>
fn now_or_never(self) -> Option<Self::Output>
Evaluates and consumes the future, returning the resulting output if
the future is ready after the first call to
Future::poll. Read moresourceimpl<F> IntoFuture for Fwhere
F: Future,
impl<F> IntoFuture for Fwhere
F: Future,
type IntoFuture = F
type IntoFuture = F
Which kind of future are we turning this into?
sourcefn into_future(self) -> <F as IntoFuture>::IntoFuture
fn into_future(self) -> <F as IntoFuture>::IntoFuture
Creates a future from a value. Read more