[
    FullOpeningTag(
        FullOpeningTagStatement {
            span: Span {
                line: 1,
                column: 1,
                position: 0,
            },
        },
    ),
    Expression(
        ExpressionStatement {
            expression: Heredoc(
                HeredocExpression {
                    label: "<<<EOF",
                    parts: [
                        Literal(
                            LiteralStringPart {
                                value: "Hello, world!",
                            },
                        ),
                    ],
                },
            ),
            ending: Semicolon(
                Span {
                    line: 5,
                    column: 4,
                    position: 31,
                },
            ),
        },
    ),
]