{"ast_node_type":"other","tokens":[{"end":81,"kind":"keyword","start":0,"text":"if"}]}
        if a.vid.as_u32() < b.vid.as_u32() { Some((a, b)) } else { Some((b, a)) }
    fn order_roots(a: Self, _: &Self::Value, b: Self, _: &Self::Value) -> Option<(Self, Self)> {
    }