*.rust

enum Bar {
    One(String),
    Two(String)
}

struct Foo {
    bars: Vec<Bar>
}

impl Foo {
    fn x(&mut self) {
        let case = match self.bars[0] {
            Bar::One(ref c) => 1,
            Bar::Two(_) => 2
        };

        match case {
            1 => self.y(),
            2 => self.y(),
            _ => panic!("oh!")
        }
    }

    fn y(&mut self) {

    }
}