ParensAround(
    SpaceAfter(
        When(
            |L 0-0, C 6-7| Var {
                module_name: "",
                ident: "x",
            },
            [
                WhenBranch {
                    patterns: [
                        |L 1-1, C 4-6| SpaceBefore(
                            GlobalTag(
                                "Ok",
                            ),
                            [
                                Newline,
                            ],
                        ),
                    ],
                    value: |L 1-1, C 10-11| Num(
                        "3",
                    ),
                    guard: None,
                },
            ],
        ),
        [
            Newline,
        ],
    ),
)