aws_config::meta::region::future

Struct ProvideRegion

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pub struct ProvideRegion<'a>(/* private fields */);
Expand description

Future returned by ProvideRegion

  • When wrapping an already loaded region, use ready.
  • When wrapping an asynchronously loaded region, use new.

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impl<'a> ProvideRegion<'a>

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pub fn new(future: impl Future<Output = Option<Region>> + Send + 'a) -> Self

A future that wraps the given future

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pub fn ready(region: Option<Region>) -> Self

A future that resolves to a given region

Trait Implementations§

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impl<'a> Debug for ProvideRegion<'a>

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

Formats the value using the given formatter. Read more
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impl Future for ProvideRegion<'_>

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type Output = Option<Region>

The type of value produced on completion.
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fn poll(self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output>

Attempts 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§

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impl<'a> Freeze for ProvideRegion<'a>

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impl<'a> !RefUnwindSafe for ProvideRegion<'a>

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impl<'a> Send for ProvideRegion<'a>

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impl<'a> !Sync for ProvideRegion<'a>

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impl<'a> Unpin for ProvideRegion<'a>

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impl<'a> !UnwindSafe for ProvideRegion<'a>

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

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impl<T> From<T> for T

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fn from(t: T) -> T

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impl<T> FutureExt for T
where T: Future + ?Sized,

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fn map<U, F>(self, f: F) -> Map<Self, F>
where F: FnOnce(Self::Output) -> U, Self: Sized,

Map this future’s output to a different type, returning a new future of the resulting type. Read more
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fn map_into<U>(self) -> MapInto<Self, U>
where Self::Output: Into<U>, Self: Sized,

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fn then<Fut, F>(self, f: F) -> Then<Self, Fut, F>
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fn right_future<A>(self) -> Either<A, Self>
where A: Future<Output = Self::Output>, Self: Sized,

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fn into_stream(self) -> IntoStream<Self>
where Self: Sized,

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fn flatten(self) -> Flatten<Self>
where Self::Output: Future, Self: Sized,

Flatten the execution of this future when the output of this future is itself another future. Read more
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fn flatten_stream(self) -> FlattenStream<Self>
where Self::Output: Stream, Self: Sized,

Flatten the execution of this future when the successful result of this future is a stream. Read more
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fn fuse(self) -> Fuse<Self>
where Self: Sized,

Fuse a future such that poll will never again be called once it has completed. This method can be used to turn any Future into a FusedFuture. Read more
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fn inspect<F>(self, f: F) -> Inspect<Self, F>
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fn catch_unwind(self) -> CatchUnwind<Self>
where Self: Sized + UnwindSafe,

Catches unwinding panics while polling the future. Read more
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fn shared(self) -> Shared<Self>
where Self: Sized, Self::Output: Clone,

Create a cloneable handle to this future where all handles will resolve to the same result. Read more
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fn remote_handle(self) -> (Remote<Self>, RemoteHandle<Self::Output>)
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where Self: Sized + 'a,

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fn unit_error(self) -> UnitError<Self>
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fn never_error(self) -> NeverError<Self>
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fn poll_unpin(&mut self, cx: &mut Context<'_>) -> Poll<Self::Output>
where Self: Unpin,

A convenience for calling Future::poll on Unpin future types.
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fn now_or_never(self) -> Option<Self::Output>
where Self: Sized,

Evaluates and consumes the future, returning the resulting output if the future is ready after the first call to Future::poll. Read more
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type Output = T

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