[
    Declare(
        Declare {
            span: (
                1,
                7,
            ),
            entries: DeclareEntryGroup {
                start: (
                    1,
                    14,
                ),
                end: (
                    1,
                    20,
                ),
                entries: [
                    DeclareEntry {
                        key: SimpleIdentifier {
                            span: (
                                1,
                                15,
                            ),
                            value: "A",
                        },
                        span: (
                            1,
                            16,
                        ),
                        value: LiteralString {
                            span: (
                                1,
                                17,
                            ),
                            value: "B",
                        },
                    },
                ],
            },
            body: Braced {
                start: (
                    1,
                    22,
                ),
                statements: [
                    Echo {
                        values: [
                            LiteralString {
                                span: (
                                    1,
                                    29,
                                ),
                                value: "Hello, world!",
                            },
                        ],
                    },
                ],
                end: (
                    1,
                    46,
                ),
            },
        },
    ),
]
