gnihihi.rs

use std::fmt::Debug;

fn wrap<A, B>(item: A, f: fn(A) -> B) -> B {
    f(item)
}

fn main() {
    println!("{:?}", wrap(1, Hoge::Fuga));
    println!("{:?}", wrap(1, Foo::Bar));
}

#[derive(Debug)]
enum Hoge<T>
where
    T: Debug,
{
    Fuga(T),
    Piyo(T),
}

#[derive(Debug)]
enum Foo<T>
where
    T: Debug,
{
    Bar(T),
    Batz(T),
}