Cargo Features

Backoff has no features set by default.

[dependencies]
backoff = { version = "0.4.0", features = ["wasm-bindgen", "futures", "tokio", "async-std"] }
wasm-bindgen

Enables wasm-bindgen of instant and js of getrandom

getrandom:

Feature to enable JavaScript bindings on wasm*-unknown-unknown

futures async-std? tokio? = futures-core, pin-project-lite

Affects backoff::future

tokio = futures, tokio_1

Affects future::retry, future::retry_notify

async-std = async_std_1, futures

Affects future::retry, future::retry_notify

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.

async_std_1 async-std?

Enables async-std

futures-core futures?
pin-project-lite futures?
tokio_1 tokio?

Enables tokio