Cargo Features

biscuit-parser has no features set by default.

[dependencies]
biscuit-parser = { version = "0.1.2", features = ["datalog-macro", "serde-error"] }
datalog-macro
serde-error = serde

used by biscuit-wasm to serialize errors to JSON

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.

serde serde-error?