DefinitionTree {
    definitions: [
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                    comments: CommentGroup {
                        comments: [],
                    },
                    attributes: [],
                    enum: Keyword {
                        value: "enum",
                        position: 0,
                    },
                    name: Identifier {
                        position: 5,
                        value: "foo",
                    },
                    implements: None,
                    body: UnitEnumBodyDefinition {
                        left_brace: 9,
                        members: [
                            Method(
                                MethodDefinition {
                                    comments: CommentGroup {
                                        comments: [],
                                    },
                                    attributes: [],
                                    modifiers: ModifierGroupDefinition {
                                        position: 22,
                                        modifiers: [
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                                                    value: "public",
                                                    position: 15,
                                                },
                                            ),
                                        ],
                                    },
                                    function: Keyword {
                                        value: "function",
                                        position: 22,
                                    },
                                    name: Identifier {
                                        position: 31,
                                        value: "bar",
                                    },
                                    templates: None,
                                    parameters: MethodParameterListDefinition {
                                        comments: CommentGroup {
                                            comments: [],
                                        },
                                        left_parenthesis: 34,
                                        parameters: CommaSeparated {
                                            inner: [],
                                            commas: [],
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                                        right_parenthesis: 35,
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                                    return_type: Some(
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                                            colon: 36,
                                            type_definition: Identifier(
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                                                        position: 38,
                                                        value: "parent",
                                                    },
                                                    templates: None,
                                                },
                                            ),
                                        },
                                    ),
                                    constraints: None,
                                    body: Concrete(
                                        BlockStatement {
                                            comments: CommentGroup {
                                                comments: [],
                                            },
                                            left_brace: 45,
                                            statements: [
                                                Expression(
                                                    ExpressionStatement {
                                                        comments: CommentGroup {
                                                            comments: [],
                                                        },
                                                        expression: ExitConstruct(
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                                                                comments: CommentGroup {
                                                                    comments: [],
                                                                },
                                                                exit: Keyword {
                                                                    value: "exit",
                                                                    position: 55,
                                                                },
                                                                left_parenthesis: 59,
                                                                value: Some(
                                                                    Literal(
                                                                        Integer(
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                                                                                comments: CommentGroup {
                                                                                    comments: [],
                                                                                },
                                                                                value: "1",
                                                                                position: 60,
                                                                            },
                                                                        ),
                                                                    ),
                                                                ),
                                                                right_parenthesis: 61,
                                                            },
                                                        ),
                                                        semicolon: 62,
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                                            right_brace: 68,
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                                    ),
                                },
                            ),
                        ],
                        right_brace: 70,
                    },
                },
            ),
        ),
    ],
    eof: 72,
}