Cargo Features

RangeSet has no features set by default.

[dependencies]
range-set = { version = "0.0.11", features = ["derive_serdes"] }
derive_serdes = serde

Enables serde of smallvec

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 derive_serdes?