Cargo Features

[dependencies]
hmac-sha512 = { version = "1.1.6", default-features = false, features = ["opt_size", "traits", "traits09", "traits010", "sha384"] }
default = sha384

The sha384 feature is set by default whenever hmac-sha512 is added without default-features = false somewhere in the dependency tree.

opt_size
traits = traits010, traits09
traits09 traits? = digest09
traits010 traits? = digest010

Affects hmac-sha512::WrappedHash, hmac-sha512::sha384.WrappedHash

sha384 default

Affects hmac-sha512::sha384

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.

digest09 traits09?

Enables digest ^0.9.0

digest010 traits010?

Enables digest