Module future

Asynchronous functionality.

Extends: std::{future, task}

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See also the fundamental async and await keywords and the async book.

Macros

task_ready

core Extracts the successful type of a TaskPoll<T>.

Structs

Coro

Represents a single thread stackless coroutine.

CoroRunalloc

A managed dynamic collection of single-thread Coroutines.

CoroYield

A future that alternates between Ready and Pending status each time it’s polled.

FuturePending

core A future which never resolves, representing a computation that never finishes.

FuturePollFn

core A Future that wraps a function returning TaskPoll.

FutureReady

core A future that is immediately ready with a value.

TaskContext

core The context of an asynchronous task.

TaskRawWaker

core Allows the implementor of a task executor to create a TaskWaker.

TaskRawWakerVTable

core A virtual function pointer table that specifies the behavior of a TaskRawWaker.

TaskWaker

core A handle for waking up a task by notifying its executor that it is ready to be run.

Enums

TaskPoll

core Indicates whether a value is ready or if the current task is still pending.

CoroutineStateExperimentalnightly_coro

core The result of a coroutine resumption.

Traits

ExtFuture

Extension trait providing additional methods for Futures.

Future

core An asynchronous computation obtained by use of async.

IntoFuture

core Conversion into a Future.

TaskWakealloc

⚛️ ?alloc The implementation of waking a task on an executor.

CoroutineExperimentalnightly_coro

core The trait implemented by builtin coroutine types.