Program {
    items: [
        ExternFunction(
            ExternalFunction {
                extern_fn_token: Token {
                    kind: Identifier,
                    location: Location {
                        start: 16,
                        end: 22,
                    },
                },
                fn_token: Token {
                    kind: Identifier,
                    location: Location {
                        start: 23,
                        end: 25,
                    },
                },
                name: Token {
                    kind: Identifier,
                    location: Location {
                        start: 26,
                        end: 31,
                    },
                },
                opening_paren: Token {
                    kind: Symbol,
                    location: Location {
                        start: 31,
                        end: 32,
                    },
                },
                arguments: [
                    FunctionArgument {
                        name: Token {
                            kind: Identifier,
                            location: Location {
                                start: 32,
                                end: 37,
                            },
                        },
                        colon: Token {
                            kind: Symbol,
                            location: Location {
                                start: 37,
                                end: 38,
                            },
                        },
                        reference_token: None,
                        arg_type: TypeHint {
                            type_name: Token {
                                kind: Identifier,
                                location: Location {
                                    start: 39,
                                    end: 42,
                                },
                            },
                        },
                    },
                    FunctionArgument {
                        name: Token {
                            kind: Identifier,
                            location: Location {
                                start: 44,
                                end: 47,
                            },
                        },
                        colon: Token {
                            kind: Symbol,
                            location: Location {
                                start: 47,
                                end: 48,
                            },
                        },
                        reference_token: None,
                        arg_type: TypeHint {
                            type_name: Token {
                                kind: Identifier,
                                location: Location {
                                    start: 49,
                                    end: 52,
                                },
                            },
                        },
                    },
                ],
                closing_paren: Token {
                    kind: Symbol,
                    location: Location {
                        start: 52,
                        end: 53,
                    },
                },
                return_decl: Some(
                    ReturnDecl {
                        return_token: Token {
                            kind: Symbol,
                            location: Location {
                                start: 54,
                                end: 56,
                            },
                        },
                        return_type: TypeHint {
                            type_name: Token {
                                kind: Identifier,
                                location: Location {
                                    start: 57,
                                    end: 61,
                                },
                            },
                        },
                    },
                ),
                semicolon: Token {
                    kind: Symbol,
                    location: Location {
                        start: 61,
                        end: 62,
                    },
                },
            },
        ),
        Function(
            Function {
                fn_token: Token {
                    kind: Identifier,
                    location: Location {
                        start: 267,
                        end: 269,
                    },
                },
                name: Token {
                    kind: Identifier,
                    location: Location {
                        start: 270,
                        end: 278,
                    },
                },
                opening_paren: Token {
                    kind: Symbol,
                    location: Location {
                        start: 278,
                        end: 279,
                    },
                },
                arguments: [],
                closing_paren: Token {
                    kind: Symbol,
                    location: Location {
                        start: 279,
                        end: 280,
                    },
                },
                return_decl: Some(
                    ReturnDecl {
                        return_token: Token {
                            kind: Symbol,
                            location: Location {
                                start: 281,
                                end: 283,
                            },
                        },
                        return_type: TypeHint {
                            type_name: Token {
                                kind: Identifier,
                                location: Location {
                                    start: 284,
                                    end: 287,
                                },
                            },
                        },
                    },
                ),
                body: Body {
                    opening_brace: Token {
                        kind: Symbol,
                        location: Location {
                            start: 288,
                            end: 289,
                        },
                    },
                    statements: [
                        For(
                            For {
                                for_token: Token {
                                    kind: Identifier,
                                    location: Location {
                                        start: 294,
                                        end: 297,
                                    },
                                },
                                variable: Token {
                                    kind: Identifier,
                                    location: Location {
                                        start: 298,
                                        end: 299,
                                    },
                                },
                                var_type: Some(
                                    TypeHint {
                                        type_name: Token {
                                            kind: Identifier,
                                            location: Location {
                                                start: 301,
                                                end: 307,
                                            },
                                        },
                                    },
                                ),
                                in_token: Token {
                                    kind: Identifier,
                                    location: Location {
                                        start: 308,
                                        end: 310,
                                    },
                                },
                                iterable: FunctionCall {
                                    name: Token {
                                        kind: Identifier,
                                        location: Location {
                                            start: 311,
                                            end: 316,
                                        },
                                    },
                                    arguments: [
                                        Literal {
                                            value: Literal {
                                                value: Integer(
                                                    0,
                                                ),
                                                location: Location {
                                                    start: 317,
                                                    end: 318,
                                                },
                                            },
                                        },
                                        Literal {
                                            value: Literal {
                                                value: Integer(
                                                    3,
                                                ),
                                                location: Location {
                                                    start: 320,
                                                    end: 321,
                                                },
                                            },
                                        },
                                    ],
                                },
                                body: Body {
                                    opening_brace: Token {
                                        kind: Symbol,
                                        location: Location {
                                            start: 323,
                                            end: 324,
                                        },
                                    },
                                    statements: [],
                                    closing_brace: Token {
                                        kind: Symbol,
                                        location: Location {
                                            start: 329,
                                            end: 330,
                                        },
                                    },
                                },
                            },
                        ),
                        Return(
                            ReturnWithValue {
                                return_token: Token {
                                    kind: Identifier,
                                    location: Location {
                                        start: 335,
                                        end: 341,
                                    },
                                },
                                expression: Literal {
                                    value: Literal {
                                        value: Integer(
                                            0,
                                        ),
                                        location: Location {
                                            start: 342,
                                            end: 343,
                                        },
                                    },
                                },
                                semicolon: Token {
                                    kind: Symbol,
                                    location: Location {
                                        start: 343,
                                        end: 344,
                                    },
                                },
                            },
                        ),
                    ],
                    closing_brace: Token {
                        kind: Symbol,
                        location: Location {
                            start: 345,
                            end: 346,
                        },
                    },
                },
            },
        ),
    ],
}