Cargo Features
[dependencies]
groupmath = { version = "0.2.4", defaultfeatures = false, features = ["impl", "byte", "int", "intprime", "intbe"] }
 default = impl

The
impl
feature is set by default whenevergroupmath
is added without
somewhere in the dependency tree.defaultfeatures = false  impl default = byte, int, intprime
 byte impl

Affects
groupmath::byte
…  int impl

Affects
groupmath::int
…  intprime impl

Affects
groupmath::int_prime
…  intbe