//! #crates
//! 
//! 'crates' is a collection of utilities to make performing certain
//!  calculations more convenient.


/// Adds one to the number given
/// 
/// # Examples
/// 
/// ```
/// let arg = 5;
/// let answer = my_crate::add_one(arg);
/// 
/// assert_eq!(6, answer);
/// ```
pub fn add_one(x: i32) -> i32 {
    x + 1
}

pub use self::kinds::Primary_Color;
pub use self::kinds::Secondary_Color;
pub use self::utils::mix;

pub mod kinds { 
    ///The primary colors according to RYB color model
    pub enum Primary_Color {
        Red,
        Yellow,
        Blue,
    }

    ///The secondary colors according to RYB color model
    pub enum Secondary_Color {
        Orange,
        Green,
        Purple,
    }
}

pub mod utils {
    use crate::kinds::*;

    ///Combines 2 primary colors in equal amounts to create a secondary color
    pub fn mix(c1: Primary_Color, c2: Primary_Color) -> Secondary_Color {
        // --snip--
        // ANCHOR_END: here
        Secondary_Color::Orange
        // ANCHOR: here
    }
}