Cargo Features

lewton = { version = "0.10.2", default-features = false, features = ["async_ogg"] }
default = ogg

The ogg feature is set by default whenever lewton is added without default-features = false somewhere in the dependency tree.

async_ogg = futures, ogg, tokio-io

Enables async of ogg ^0.8

Affects inside_ogg::async_api

Features from optional dependencies

In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features.

ogg default async_ogg?

Enables ogg ^0.8

Affects lewton::inside_ogg

tokio-io async_ogg?
futures async_ogg?

Enables futures ^0.1