fp_core/
monoid.rs

1use crate::empty::Empty;
2use crate::semigroup::Semigroup;
3use std::ops::Add;
4
5pub trait Monoid: Empty + Semigroup {}
6
7impl Monoid for i32 {}
8impl Monoid for i64 {}
9impl<T: Clone> Monoid for Vec<T> {}
10impl Monoid for String {}