[
    Class {
        name: Identifier {
            start: (
                3,
                7,
            ),
            name: "Foo",
            end: (
                3,
                11,
            ),
        },
        attributes: [],
        extends: None,
        implements: [],
        body: [
            Method {
                name: Identifier {
                    start: (
                        4,
                        14,
                    ),
                    name: "bar",
                    end: (
                        4,
                        17,
                    ),
                },
                attributes: [],
                params: [],
                body: [
                    Echo {
                        values: [
                            LiteralInteger {
                                i: 1,
                            },
                        ],
                    },
                ],
                flags: [],
                return_type: None,
                by_ref: false,
            },
        ],
        flags: [],
    },
]