Cargo Features

[dependencies]
option-operations = { version = "0.5.0", default-features = false, features = ["std"] }
default = std

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

std default

Provide impls for common standard library types like std::time::Instant and impl std traits like Display & Error.
Requires a dependency on the Rust standard library.