ParensAround(
    SpaceAfter(
        When(
            @6-7 Var {
                module_name: "",
                ident: "x",
            },
            [
                WhenBranch {
                    patterns: [
                        @15-17 SpaceBefore(
                            Tag(
                                "Ok",
                            ),
                            [
                                Newline,
                            ],
                        ),
                    ],
                    value: @21-22 Num(
                        "3",
                    ),
                    guard: None,
                },
            ],
        ),
        [
            Newline,
        ],
    ),
)