/// Convenience function that retuns all the possible face values.
Convenience function that retuns all the possible face values.
Convenience function that retuns all the possible face values .
pub fn values() -> HashSet<Self> {
        vec![Face::One, Face::Two, Face::Three]
            .iter()
            .copied()
            .collect()
    }
pub fn values ( ) -> HashSet < Self > { vec ! [ Face One Face Two Face Three ] . iter ( ) . copied ( ) . collect ( ) }
Convenience function that retuns all the possible face values.
Convenience function that retuns all the possible face values .