[−][src]Struct futures_util::future::OrElse

#[must_use = "futures do nothing unless you `.await` or poll them"]
pub struct OrElse<Fut1, Fut2, F> { /* fields omitted */ }
[−]

Future for the or_else method.

Trait Implementations

impl<Fut1: Debug, Fut2: Debug, F: Debug> Debug for OrElse<Fut1, Fut2, F>[src][+]

impl<Fut1, Fut2, F> FusedFuture for OrElse<Fut1, Fut2, F> where
    Fut1: TryFuture,
    Fut2: TryFuture<Ok = Fut1::Ok>,
    F: FnOnce(Fut1::Error) -> Fut2, [src][+]

impl<Fut1, Fut2, F> Future for OrElse<Fut1, Fut2, F> where
    Fut1: TryFuture,
    Fut2: TryFuture<Ok = Fut1::Ok>,
    F: FnOnce(Fut1::Error) -> Fut2, [src][+]

type Output = Result<Fut2::Ok, Fut2::Error>

The type of value produced on completion.

Auto Trait Implementations

impl<Fut1, Fut2, F> RefUnwindSafe for OrElse<Fut1, Fut2, F> where
    F: RefUnwindSafe,
    Fut1: RefUnwindSafe,
    Fut2: RefUnwindSafe, 

impl<Fut1, Fut2, F> Send for OrElse<Fut1, Fut2, F> where
    F: Send,
    Fut1: Send,
    Fut2: Send, 

impl<Fut1, Fut2, F> Sync for OrElse<Fut1, Fut2, F> where
    F: Sync,
    Fut1: Sync,
    Fut2: Sync, 

impl<Fut1, Fut2, F> Unpin for OrElse<Fut1, Fut2, F> where
    Fut1: Unpin,
    Fut2: Unpin, 

impl<Fut1, Fut2, F> UnwindSafe for OrElse<Fut1, Fut2, F> where
    F: UnwindSafe,
    Fut1: UnwindSafe,
    Fut2: 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<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.