---
source: crates/aiken-lang/src/parser/expr/mod.rs
description: "Code:\n\nlet x = add_one(3)\n\nlet map_add_x = list.map(_, fn (y) { x + y })\n\nmap_add_x([ 1, 2, 3 ])\n"
---
Sequence {
    location: 0..89,
    expressions: [
        Assignment {
            location: 0..18,
            value: Call {
                arguments: [
                    CallArg {
                        label: None,
                        location: 16..17,
                        value: UInt {
                            location: 16..17,
                            value: "3",
                            base: Decimal {
                                numeric_underscore: false,
                            },
                        },
                    },
                ],
                fun: Var {
                    location: 8..15,
                    name: "add_one",
                },
                location: 8..18,
            },
            patterns: [
                AssignmentPattern {
                    pattern: Var {
                        location: 4..5,
                        name: "x",
                    },
                    annotation: None,
                },
            ],
            kind: Let {
                backpassing: false,
            },
        },
        Assignment {
            location: 20..65,
            value: Fn {
                location: 36..65,
                fn_style: Capture,
                arguments: [
                    Arg {
                        arg_name: Named {
                            name: "_capture__0",
                            label: "_capture__0",
                            location: 0..0,
                            is_validator_param: false,
                        },
                        location: 0..0,
                        annotation: None,
                        doc: None,
                        tipo: (),
                    },
                ],
                body: Call {
                    arguments: [
                        CallArg {
                            label: None,
                            location: 45..46,
                            value: Var {
                                location: 45..46,
                                name: "_capture__0",
                            },
                        },
                        CallArg {
                            label: None,
                            location: 48..64,
                            value: Fn {
                                location: 48..64,
                                fn_style: Plain,
                                arguments: [
                                    Arg {
                                        arg_name: Named {
                                            name: "y",
                                            label: "y",
                                            location: 52..53,
                                            is_validator_param: false,
                                        },
                                        location: 52..53,
                                        annotation: None,
                                        doc: None,
                                        tipo: (),
                                    },
                                ],
                                body: BinOp {
                                    location: 57..62,
                                    name: AddInt,
                                    left: Var {
                                        location: 57..58,
                                        name: "x",
                                    },
                                    right: Var {
                                        location: 61..62,
                                        name: "y",
                                    },
                                },
                                return_annotation: None,
                            },
                        },
                    ],
                    fun: FieldAccess {
                        location: 36..44,
                        label: "map",
                        container: Var {
                            location: 36..40,
                            name: "list",
                        },
                    },
                    location: 36..65,
                },
                return_annotation: None,
            },
            patterns: [
                AssignmentPattern {
                    pattern: Var {
                        location: 24..33,
                        name: "map_add_x",
                    },
                    annotation: None,
                },
            ],
            kind: Let {
                backpassing: false,
            },
        },
        Call {
            arguments: [
                CallArg {
                    label: None,
                    location: 77..88,
                    value: List {
                        location: 77..88,
                        elements: [
                            UInt {
                                location: 79..80,
                                value: "1",
                                base: Decimal {
                                    numeric_underscore: false,
                                },
                            },
                            UInt {
                                location: 82..83,
                                value: "2",
                                base: Decimal {
                                    numeric_underscore: false,
                                },
                            },
                            UInt {
                                location: 85..86,
                                value: "3",
                                base: Decimal {
                                    numeric_underscore: false,
                                },
                            },
                        ],
                        tail: None,
                    },
                },
            ],
            fun: Var {
                location: 67..76,
                name: "map_add_x",
            },
            location: 67..89,
        },
    ],
}
