separate the rand::rng gen_* methods out into an iface-less-impl so that the gen_* methods can be reused with different rng implementations (for https://github.com/mozilla/rust/issues/2379)
separate the rand::rng gen_* methods out into an iface-less-impl so that the gen_* methods can be reused with different rng implementations (for https://github.com/mozilla/rust/issues/2379)
rust-lang/rand