Struct futures_util::try_future::ErrInto

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

[−] Expand description

Future for the err_into combinator, changing the error type of a future.

This is created by the Future::err_into method.

Trait Implementations

impl<A: Debug, E: Debug> Debug for ErrInto<A, E>

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fn fmt(&self, f: &mut Formatter) -> Result

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Formats the value using the given formatter.

impl<A, E> Future for ErrInto<A, E> where     A: TryFuture,     A::Error: Into<E>,

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type Output = Result<A::Ok, E>

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

futures in libcore are unstable

The result of the Future.

fn poll(self: PinMut<Self>, cx: &mut Context) -> Poll<Self::Output>

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

futures in libcore are unstable

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