When(
    |L 0-0, C 5-6| Var {
        module_name: "",
        ident: "x",
    },
    [
        WhenBranch {
            patterns: [
                |L 1-1, C 1-3| SpaceBefore(
                    StrLiteral(
                        PlainLine(
                            "",
                        ),
                    ),
                    [
                        Newline,
                    ],
                ),
            ],
            value: |L 1-1, C 7-8| Num(
                "1",
            ),
            guard: None,
        },
        WhenBranch {
            patterns: [
                |L 2-2, C 1-7| SpaceBefore(
                    StrLiteral(
                        PlainLine(
                            "mise",
                        ),
                    ),
                    [
                        Newline,
                    ],
                ),
            ],
            value: |L 2-2, C 11-12| Num(
                "2",
            ),
            guard: None,
        },
    ],
)