Apply(
    |L 0-0, C 0-4| Var {
        module_name: "",
        ident: "whee",
    },
    [
        |L 0-0, C 6-8| Num(
            "12",
        ),
        |L 0-0, C 9-13| UnaryOp(
            |L 0-0, C 10-13| Var {
                module_name: "",
                ident: "foo",
            },
            |L 0-0, C 9-10| Negate,
        ),
    ],
    Space,
)