DefinitionTree {
    definitions: [
        Function(
            FunctionDefinition {
                comments: CommentGroup {
                    comments: [],
                },
                attributes: [],
                function: Keyword {
                    value: "function",
                    position: 1,
                },
                name: Identifier {
                    position: 10,
                    value: "foo",
                },
                templates: None,
                parameters: FunctionLikeParameterListDefinition {
                    comments: CommentGroup {
                        comments: [],
                    },
                    left_parenthesis: 13,
                    parameters: CommaSeparated {
                        inner: [],
                        commas: [],
                    },
                    right_parenthesis: 14,
                },
                return_type: FunctionLikeReturnTypeDefinition {
                    colon: 15,
                    type_definition: Void(
                        Keyword {
                            value: "void",
                            position: 17,
                        },
                    ),
                },
                body: BlockStatement {
                    comments: CommentGroup {
                        comments: [],
                    },
                    left_brace: 22,
                    statements: [
                        If(
                            IfStatement {
                                comments: CommentGroup {
                                    comments: [],
                                },
                                if: Keyword {
                                    value: "if",
                                    position: 28,
                                },
                                conditions: CommaSeparated {
                                    inner: [
                                        Parenthesized(
                                            ParenthesizedExpression {
                                                comments: CommentGroup {
                                                    comments: [],
                                                },
                                                left_parenthesis: 31,
                                                expression: Variable(
                                                    Variable {
                                                        position: 32,
                                                        name: "$foo",
                                                    },
                                                ),
                                                right_parenthesis: 36,
                                            },
                                        ),
                                    ],
                                    commas: [],
                                },
                                block: BlockStatement {
                                    comments: CommentGroup {
                                        comments: [],
                                    },
                                    left_brace: 38,
                                    statements: [],
                                    right_brace: 45,
                                },
                                elseifs: [],
                                else: Some(
                                    IfElseStatement {
                                        comments: CommentGroup {
                                            comments: [],
                                        },
                                        else: Keyword {
                                            value: "else",
                                            position: 47,
                                        },
                                        block: If(
                                            IfStatement {
                                                comments: CommentGroup {
                                                    comments: [],
                                                },
                                                if: Keyword {
                                                    value: "if",
                                                    position: 52,
                                                },
                                                conditions: CommaSeparated {
                                                    inner: [
                                                        Parenthesized(
                                                            ParenthesizedExpression {
                                                                comments: CommentGroup {
                                                                    comments: [],
                                                                },
                                                                left_parenthesis: 55,
                                                                expression: Variable(
                                                                    Variable {
                                                                        position: 56,
                                                                        name: "$bar",
                                                                    },
                                                                ),
                                                                right_parenthesis: 60,
                                                            },
                                                        ),
                                                    ],
                                                    commas: [],
                                                },
                                                block: BlockStatement {
                                                    comments: CommentGroup {
                                                        comments: [],
                                                    },
                                                    left_brace: 62,
                                                    statements: [],
                                                    right_brace: 69,
                                                },
                                                elseifs: [],
                                                else: None,
                                            },
                                        ),
                                    },
                                ),
                            },
                        ),
                    ],
                    right_brace: 71,
                },
            },
        ),
    ],
    eof: 73,
}