Cargo Features

testnumbat-codec has no features set by default.

[dependencies]
testnumbat-codec = { version = "0.0.2", features = ["derive"] }
derive = testnumbat-codec-derive

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.

testnumbat-codec-derive derive?