enum Foo {
    A,
    B,
    C,
    D,
}

fn main() {
    let foo = Foo::A;
    match foo {
        // Here is a comment
Foo::A |
    // And another one
        Foo::B |
        // Hey look! There's another one
    Foo::C |
// That's a lot of comments
        Foo::D => {}
    }
}