Cargo Features

sokoban has no features set by default.

[dependencies]
sokoban = { version = "0.2.3", features = ["serde", "fuzzing"] }
serde

Enables serde

fuzzing = arbitrary

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.

arbitrary fuzzing?