//! # Art //! //! A library for modeling artistic concepts. pub use self::kinds::PrimaryColor; pub use self::kinds::SecondaryColor; pub use self::utils::mix; pub mod kinds { /// The primary colors according to the RYB color model. pub enum PrimaryColor { Red, Yellow, Blue, } /// The secondary colors according to the RYB color model. pub enum SecondaryColor { Orange, Green, Purple, } } pub mod utils { use crate::kinds::*; /// Combines two primary colors in equal amounts to create /// a secondary color. pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor { // --snip-- unimplemented!(); } }