SpaceAfter(
    If {
        if_thens: [
            (
                @3-6 Var {
                    module_name: "",
                    ident: "foo",
                },
                @16-31 SpaceBefore(
                    SpaceAfter(
                        Defs(
                            Defs {
                                tags: [
                                    Index(2147483648),
                                ],
                                regions: [
                                    @16-21,
                                ],
                                space_before: [
                                    Slice(start = 0, length = 0),
                                ],
                                space_after: [
                                    Slice(start = 0, length = 0),
                                ],
                                spaces: [],
                                type_defs: [],
                                value_defs: [
                                    Body(
                                        @16-17 Identifier {
                                            ident: "x",
                                        },
                                        @20-21 Var {
                                            module_name: "",
                                            ident: "a",
                                        },
                                    ),
                                ],
                            },
                            @30-31 SpaceBefore(
                                Var {
                                    module_name: "",
                                    ident: "x",
                                },
                                [
                                    LineComment(
                                        " 1",
                                    ),
                                ],
                            ),
                        ),
                        [
                            LineComment(
                                " 2",
                            ),
                        ],
                    ),
                    [
                        Newline,
                    ],
                ),
            ),
        ],
        final_else: @49-50 SpaceBefore(
            Var {
                module_name: "",
                ident: "c",
            },
            [
                LineComment(
                    " 3",
                ),
            ],
        ),
        indented_else: false,
    },
    [
        LineComment(
            " 4",
        ),
    ],
)