#future #async-await #await #async

futures-either

A way to await on the output of either of two futures

Show the crate…

2 unstable releases

0.1.0 Sep 4, 2020
0.0.0 Aug 31, 2020

#94 in #await

Download history 3/week @ 2024-02-16 5/week @ 2024-02-23 91/week @ 2024-03-01 50/week @ 2024-03-08 22/week @ 2024-03-15

169 downloads per month

MPL-2.0 license

14KB
135 lines

A way to await on the output of either of two futures

img img img

Example

use futures_lite::future;
use futures_either::{either, Either};

let out = either(
    async { 42 },
    async { false },
).await;
assert_eq!(out, Either::Left(42));

let out = either(
    future::pending::<bool>(),
    async { 42 },
).await;
assert_eq!(out, Either::Right(42));

License

This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.


lib.rs:

A way to await on the output of either of two futures.

Example

use futures_lite::future;
use futures_either::{either, Either};

#
let out = either(
    async { 42 },
    async { false },
).await;
assert_eq!(out, Either::Left(42));

let out = either(
    future::pending::<bool>(),
    async { 42 },
).await;
assert_eq!(out, Either::Right(42));
#

Dependencies

~54KB