[
    Expression {
        expr: New {
            target: AnonymousClass {
                attributes: [],
                extends: None,
                implements: [],
                body: [
                    Method(
                        Method {
                            start: (
                                4,
                                5,
                            ),
                            end: (
                                4,
                                28,
                            ),
                            name: Identifier {
                                start: (
                                    4,
                                    21,
                                ),
                                name: "foo",
                                end: (
                                    4,
                                    24,
                                ),
                            },
                            attributes: [],
                            parameters: MethodParameterList {
                                start: (
                                    4,
                                    24,
                                ),
                                end: (
                                    4,
                                    27,
                                ),
                                members: [],
                            },
                            body: Some(
                                [],
                            ),
                            modifiers: MethodModifierGroup {
                                modifiers: [
                                    Public {
                                        start: (
                                            4,
                                            5,
                                        ),
                                        end: (
                                            4,
                                            12,
                                        ),
                                    },
                                ],
                            },
                            return_type: None,
                            by_ref: false,
                        },
                    ),
                ],
            },
            args: [],
        },
    },
]