Cargo Features

[dependencies]
polymesh-primitives-derive = { version = "0.1.0", default-features = false, features = ["no_std", "std"] }
default = std

The std feature is set by default whenever polymesh-primitives-derive is added without default-features = false somewhere in the dependency tree.

no_std
std default

polymesh-primitives-derive has 3 features without comments.