[][src]Struct capnp::capability::Promise

#[must_use = "futures do nothing unless polled"]
pub struct Promise<T, E> { /* fields omitted */ }

A computation that might eventually resolve to a value of type T or to an error of type E. Dropping the promise cancels the computation.

Methods

impl<T, E> Promise<T, E>
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Auto Trait Implementations

impl<T, E> Send for Promise<T, E> where
    E: Send,
    T: Send

impl<T, E> Sync for Promise<T, E> where
    E: Sync,
    T: Sync

Blanket Implementations

impl<T> From for T
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impl<T, U> Into for T where
    U: From<T>, 
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impl<T, U> TryFrom for T where
    T: From<U>, 
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🔬 This is a nightly-only experimental API. (try_from)

The type returned in the event of a conversion error.

impl<T> Borrow for T where
    T: ?Sized
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impl<T, U> TryInto for T where
    U: TryFrom<T>, 
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🔬 This is a nightly-only experimental API. (try_from)

The type returned in the event of a conversion error.

impl<T> BorrowMut for T where
    T: ?Sized
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impl<T> Any for T where
    T: 'static + ?Sized
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