Struct futures::future::AndThen [] [src]

#[must_use = "futures do nothing unless polled"]
pub struct AndThen<A, B, F> where
    A: Future,
    B: IntoFuture
{ /* fields omitted */ }

Future for the and_then combinator, chaining a computation onto the end of another future which completes successfully.

This is created by the Future::and_then method.

Trait Implementations

impl<A, B, F> Debug for AndThen<A, B, F> where
    A: Debug + Future,
    B: Debug + IntoFuture,
    F: Debug,
    <B as IntoFuture>::Future: Debug
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Formats the value using the given formatter. Read more

impl<A, B, F> Future for AndThen<A, B, F> where
    A: Future,
    B: IntoFuture<Error = <A as Future>::Error>,
    F: FnOnce(<A as Future>::Item) -> B, 
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A successful value

An error

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Attempt to resolve the future to a final value, registering the current task for wakeup if the value is not yet available. Read more

Auto Trait Implementations

impl<A, B, F> Send for AndThen<A, B, F> where
    A: Send,
    F: Send,
    <B as IntoFuture>::Future: Send

impl<A, B, F> Sync for AndThen<A, B, F> where
    A: Sync,
    F: Sync,
    <B as IntoFuture>::Future: Sync