Function map

pub fn map<Brand, F, A, B>(
    f: &F,
) -> impl Fn(&Apply<Brand, A>) -> Apply<Brand, B>
where
    Brand: Kind<A> + Kind<B> + Functor,
    F: Fn(&A) -> B,
    A: Clone,

forall f a b. Functor f => (a -> b) -> f a -> f b