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//! # My crate
//! `my_crate` is a collection of utilities to make performing certain
//! calculations more convenient.

/// Adds 1 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::PrimaryColor;
pub use self::kinds::SecondaryColor;
pub use self::utils::mix;

pub mod kinds;
pub mod utils;

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn adds_one() {
        assert_eq!(add_one(2), 3);
    }
}