Crate futures_task

Tools for working with tasks.

Re-exports

pub use core::task::Context;

pub use core::task::Poll;

pub use core::task::RawWaker;

pub use core::task::RawWakerVTable;

pub use core::task::Waker;

Structs

FutureObj

A custom trait object for polling futures, roughly akin to Box<dyn Future<Output = T> + Send + 'a>.

LocalFutureObj

A custom trait object for polling futures, roughly akin to Box<dyn Future<Output = T> + 'a>.

SpawnError

An error that occurred during spawning.

WakerRef

A [Waker] that is only valid for a given lifetime.

Traits

ArcWake

A way of waking up a specific task.

LocalSpawn

The LocalSpawn is similar to Spawn, but allows spawning futures that don’t implement Send.

Spawn

The Spawn trait allows for pushing futures onto an executor that will run them to completion.

UnsafeFutureObj

A custom implementation of a future trait object for FutureObj, providing a vtable with drop support.

Functions

noop_waker

Create a new [Waker] which does nothing when wake() is called on it.

noop_waker_ref

Get a static reference to a [Waker] which does nothing when wake() is called on it.

waker

Creates a [Waker] from an Arc<impl ArcWake>.

waker_ref

Creates a reference to a [Waker] from a reference to Arc<impl ArcWake>.