pub trait RandConstructEnvironment {
// Provided methods
fn create_random<R>() -> R
where R: RandConstructEnumWithEnv,
Self: Sized + RandConstructProbabilityMapProvider<R> { ... }
fn create_random_uniform<R>() -> R
where R: RandConstructEnumWithEnv,
Self: Sized + RandConstructProbabilityMapProvider<R> { ... }
}