---
source: crates/aiken-lang/src/tests/parser.rs
description: "Code:\n\npub fn run() {\n    expect Some(x) = something.field\n    x.other_field\n}\n"
---
Module {
    name: "",
    docs: [],
    type_info: (),
    definitions: [
        Fn(
            Function {
                arguments: [],
                body: Sequence {
                    location: 19..69,
                    expressions: [
                        Assignment {
                            location: 19..51,
                            value: FieldAccess {
                                location: 36..51,
                                label: "field",
                                container: Var {
                                    location: 36..45,
                                    name: "something",
                                },
                            },
                            pattern: Constructor {
                                is_record: false,
                                location: 26..33,
                                name: "Some",
                                arguments: [
                                    CallArg {
                                        label: None,
                                        location: 31..32,
                                        value: Var {
                                            location: 31..32,
                                            name: "x",
                                        },
                                    },
                                ],
                                module: None,
                                constructor: (),
                                with_spread: false,
                                tipo: (),
                            },
                            kind: Expect,
                            annotation: None,
                        },
                        FieldAccess {
                            location: 56..69,
                            label: "other_field",
                            container: Var {
                                location: 56..57,
                                name: "x",
                            },
                        },
                    ],
                },
                doc: None,
                location: 0..12,
                name: "run",
                public: true,
                return_annotation: None,
                return_type: (),
                end_position: 70,
                can_error: true,
            },
        ),
    ],
    kind: Validator,
}