Struct futures_util::stream::Fold[−][src]

#[must_use = "futures do nothing unless you `.await` or poll them"]pub struct Fold<St, Fut, T, F> { /* fields omitted */ }
[−]

Future for the fold method.

Trait Implementations

impl<St, Fut, T, F> Debug for Fold<St, Fut, T, F> where
    St: Debug,
    Fut: Debug,
    T: Debug, [src][+]

impl<St, Fut, T, F> FusedFuture for Fold<St, Fut, T, F> where
    St: Stream,
    F: FnMut(T, St::Item) -> Fut,
    Fut: Future<Output = T>, [src][+]

impl<St, Fut, T, F> Future for Fold<St, Fut, T, F> where
    St: Stream,
    F: FnMut(T, St::Item) -> Fut,
    Fut: Future<Output = T>, [src][+]

type Output = T

The type of value produced on completion.

impl<'__pin, St, Fut, T, F> Unpin for Fold<St, Fut, T, F> where
    __Origin<'__pin, St, Fut, T, F>: Unpin, [src]

Auto Trait Implementations

impl<St, Fut, T, F> RefUnwindSafe for Fold<St, Fut, T, F> where
    F: RefUnwindSafe,
    Fut: RefUnwindSafe,
    St: RefUnwindSafe,
    T: RefUnwindSafe, 

impl<St, Fut, T, F> Send for Fold<St, Fut, T, F> where
    F: Send,
    Fut: Send,
    St: Send,
    T: Send, 

impl<St, Fut, T, F> Sync for Fold<St, Fut, T, F> where
    F: Sync,
    Fut: Sync,
    St: Sync,
    T: Sync, 

impl<St, Fut, T, F> UnwindSafe for Fold<St, Fut, T, F> where
    F: UnwindSafe,
    Fut: UnwindSafe,
    St: UnwindSafe,
    T: UnwindSafe, 

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized, [src][+]

impl<T> Borrow<T> for T where
    T: ?Sized, [src][+]

impl<T> BorrowMut<T> for T where
    T: ?Sized, [src][+]

impl<T> From<T> for T[src][+]

impl<T, U> Into<U> for T where
    U: From<T>, [src][+]

impl<F> IntoFuture for F where
    F: Future, [src][+]

type Output = <F as Future>::Output

🔬 This is a nightly-only experimental API. (into_future)

The output that the future will produce on completion.

type Future = F

🔬 This is a nightly-only experimental API. (into_future)

Which kind of future are we turning this into?

impl<T, U> TryFrom<U> for T where
    U: Into<T>, [src][+]

type Error = Infallible

The type returned in the event of a conversion error.

impl<F, T, E> TryFuture for F where
    F: Future<Output = Result<T, E>> + ?Sized, [src][+]

type Ok = T

The type of successful values yielded by this future

type Error = E

The type of failures yielded by this future

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, [src][+]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.