use crate::{Set, Square};
pub struct Squares;
impl Squares {
pub fn all() -> Set<Square> {
(0..).take(64).map(Square::new).collect()
}
pub fn dark() -> Set<Square> {
(0..64).map(Square::new).filter(|square| square.is_dark()).collect()
}
pub fn none() -> Set<Square> {
Default::default()
}
pub fn light() -> Set<Square> {
(0..64).map(Square::new).filter(|square| square.is_light()).collect()
}
}