Function(
 Function {
  head: Destructured(
   FunctionHeadDestructured {
    ellipsis: true,
    identifier: None,
    arguments: [
     FunctionHeadDestructuredArgument {
      identifier: "lib",
      default: None,
     },
     FunctionHeadDestructuredArgument {
      identifier: "config",
      default: None,
     },
    ],
   },
  ),
  body: LetIn(
   LetIn {
    bindings: [
     Inherit(
      BindingInherit {
       from: Some(
        Identifier(
         Identifier {
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          span: Span {
           start: Position {
            line: 4,
            column: 12,
           },
           end: Position {
            line: 4,
            column: 15,
           },
          },
         },
        ),
       ),
       attributes: [
        Raw(
         PartRaw {
          content: "types",
          span: Span {
           start: Position {
            line: 4,
            column: 17,
           },
           end: Position {
            line: 4,
            column: 22,
           },
          },
         },
        ),
       ],
       span: Span {
        start: Position {
         line: 3,
         column: 4,
        },
        end: Position {
         line: 4,
         column: 23,
        },
       },
      },
     ),
    ],
    target: Map(
     Map {
      recursive: false,
      bindings: [
       KeyValue(
        BindingKeyValue {
         from: [
          Raw(
           PartRaw {
            content: "options",
            span: Span {
             start: Position {
              line: 6,
              column: 3,
             },
             end: Position {
              line: 6,
              column: 10,
             },
            },
           },
          ),
         ],
         to: Map(
          Map {
           recursive: false,
           bindings: [
            KeyValue(
             BindingKeyValue {
              from: [
               Raw(
                PartRaw {
                 content: "fun",
                 span: Span {
                  start: Position {
                   line: 7,
                   column: 5,
                  },
                  end: Position {
                   line: 7,
                   column: 8,
                  },
                 },
                },
               ),
              ],
              to: FunctionApplication(
               FunctionApplication {
                function: PropertyAccess(
                 PropertyAccess {
                  expression: Identifier(
                   Identifier {
                    id: "lib",
                    span: Span {
                     start: Position {
                      line: 7,
                      column: 11,
                     },
                     end: Position {
                      line: 7,
                      column: 14,
                     },
                    },
                   },
                  ),
                  attribute_path: [
                   Raw(
                    PartRaw {
                     content: "mkOption",
                     span: Span {
                      start: Position {
                       line: 7,
                       column: 15,
                      },
                      end: Position {
                       line: 7,
                       column: 23,
                      },
                     },
                    },
                   ),
                  ],
                  default: None,
                 },
                ),
                arguments: [
                 Map(
                  Map {
                   recursive: false,
                   bindings: [
                    KeyValue(
                     BindingKeyValue {
                      from: [
                       Raw(
                        PartRaw {
                         content: "type",
                         span: Span {
                          start: Position {
                           line: 8,
                           column: 7,
                          },
                          end: Position {
                           line: 8,
                           column: 11,
                          },
                         },
                        },
                       ),
                      ],
                      to: FunctionApplication(
                       FunctionApplication {
                        function: PropertyAccess(
                         PropertyAccess {
                          expression: Identifier(
                           Identifier {
                            id: "types",
                            span: Span {
                             start: Position {
                              line: 8,
                              column: 14,
                             },
                             end: Position {
                              line: 8,
                              column: 19,
                             },
                            },
                           },
                          ),
                          attribute_path: [
                           Raw(
                            PartRaw {
                             content: "functionTo",
                             span: Span {
                              start: Position {
                               line: 8,
                               column: 20,
                              },
                              end: Position {
                               line: 8,
                               column: 30,
                              },
                             },
                            },
                           ),
                          ],
                          default: None,
                         },
                        ),
                        arguments: [
                         FunctionApplication(
                          FunctionApplication {
                           function: PropertyAccess(
                            PropertyAccess {
                             expression: Identifier(
                              Identifier {
                               id: "types",
                               span: Span {
                                start: Position {
                                 line: 8,
                                 column: 32,
                                },
                                end: Position {
                                 line: 8,
                                 column: 37,
                                },
                               },
                              },
                             ),
                             attribute_path: [
                              Raw(
                               PartRaw {
                                content: "listOf",
                                span: Span {
                                 start: Position {
                                  line: 8,
                                  column: 38,
                                 },
                                 end: Position {
                                  line: 8,
                                  column: 44,
                                 },
                                },
                               },
                              ),
                             ],
                             default: None,
                            },
                           ),
                           arguments: [
                            PropertyAccess(
                             PropertyAccess {
                              expression: Identifier(
                               Identifier {
                                id: "types",
                                span: Span {
                                 start: Position {
                                  line: 8,
                                  column: 45,
                                 },
                                 end: Position {
                                  line: 8,
                                  column: 50,
                                 },
                                },
                               },
                              ),
                              attribute_path: [
                               Raw(
                                PartRaw {
                                 content: "str",
                                 span: Span {
                                  start: Position {
                                   line: 8,
                                   column: 51,
                                  },
                                  end: Position {
                                   line: 8,
                                   column: 54,
                                  },
                                 },
                                },
                               ),
                              ],
                              default: None,
                             },
                            ),
                           ],
                          },
                         ),
                        ],
                       },
                      ),
                     },
                    ),
                   ],
                   span: Span {
                    start: Position {
                     line: 7,
                     column: 24,
                    },
                    end: Position {
                     line: 9,
                     column: 6,
                    },
                   },
                  },
                 ),
                ],
               },
              ),
             },
            ),
            KeyValue(
             BindingKeyValue {
              from: [
               Raw(
                PartRaw {
                 content: "result",
                 span: Span {
                  start: Position {
                   line: 11,
                   column: 5,
                  },
                  end: Position {
                   line: 11,
                   column: 11,
                  },
                 },
                },
               ),
              ],
              to: FunctionApplication(
               FunctionApplication {
                function: PropertyAccess(
                 PropertyAccess {
                  expression: Identifier(
                   Identifier {
                    id: "lib",
                    span: Span {
                     start: Position {
                      line: 11,
                      column: 14,
                     },
                     end: Position {
                      line: 11,
                      column: 17,
                     },
                    },
                   },
                  ),
                  attribute_path: [
                   Raw(
                    PartRaw {
                     content: "mkOption",
                     span: Span {
                      start: Position {
                       line: 11,
                       column: 18,
                      },
                      end: Position {
                       line: 11,
                       column: 26,
                      },
                     },
                    },
                   ),
                  ],
                  default: None,
                 },
                ),
                arguments: [
                 Map(
                  Map {
                   recursive: false,
                   bindings: [
                    KeyValue(
                     BindingKeyValue {
                      from: [
                       Raw(
                        PartRaw {
                         content: "type",
                         span: Span {
                          start: Position {
                           line: 12,
                           column: 7,
                          },
                          end: Position {
                           line: 12,
                           column: 11,
                          },
                         },
                        },
                       ),
                      ],
                      to: PropertyAccess(
                       PropertyAccess {
                        expression: Identifier(
                         Identifier {
                          id: "types",
                          span: Span {
                           start: Position {
                            line: 12,
                            column: 14,
                           },
                           end: Position {
                            line: 12,
                            column: 19,
                           },
                          },
                         },
                        ),
                        attribute_path: [
                         Raw(
                          PartRaw {
                           content: "str",
                           span: Span {
                            start: Position {
                             line: 12,
                             column: 20,
                            },
                            end: Position {
                             line: 12,
                             column: 23,
                            },
                           },
                          },
                         ),
                        ],
                        default: None,
                       },
                      ),
                     },
                    ),
                    KeyValue(
                     BindingKeyValue {
                      from: [
                       Raw(
                        PartRaw {
                         content: "default",
                         span: Span {
                          start: Position {
                           line: 13,
                           column: 7,
                          },
                          end: Position {
                           line: 13,
                           column: 14,
                          },
                         },
                        },
                       ),
                      ],
                      to: FunctionApplication(
                       FunctionApplication {
                        function: Identifier(
                         Identifier {
                          id: "toString",
                          span: Span {
                           start: Position {
                            line: 13,
                            column: 17,
                           },
                           end: Position {
                            line: 13,
                            column: 25,
                           },
                          },
                         },
                        ),
                        arguments: [
                         FunctionApplication(
                          FunctionApplication {
                           function: PropertyAccess(
                            PropertyAccess {
                             expression: Identifier(
                              Identifier {
                               id: "config",
                               span: Span {
                                start: Position {
                                 line: 13,
                                 column: 27,
                                },
                                end: Position {
                                 line: 13,
                                 column: 33,
                                },
                               },
                              },
                             ),
                             attribute_path: [
                              Raw(
                               PartRaw {
                                content: "fun",
                                span: Span {
                                 start: Position {
                                  line: 13,
                                  column: 34,
                                 },
                                 end: Position {
                                  line: 13,
                                  column: 37,
                                 },
                                },
                               },
                              ),
                             ],
                             default: None,
                            },
                           ),
                           arguments: [
                            Map(
                             Map {
                              recursive: false,
                              bindings: [
                               KeyValue(
                                BindingKeyValue {
                                 from: [
                                  Raw(
                                   PartRaw {
                                    content: "a",
                                    span: Span {
                                     start: Position {
                                      line: 14,
                                      column: 9,
                                     },
                                     end: Position {
                                      line: 14,
                                      column: 10,
                                     },
                                    },
                                   },
                                  ),
                                 ],
                                 to: String(
                                  String_ {
                                   parts: [
                                    Raw(
                                     PartRaw {
                                      content: "a",
                                      span: Span {
                                       start: Position {
                                        line: 14,
                                        column: 14,
                                       },
                                       end: Position {
                                        line: 14,
                                        column: 15,
                                       },
                                      },
                                     },
                                    ),
                                   ],
                                   span: Span {
                                    start: Position {
                                     line: 14,
                                     column: 13,
                                    },
                                    end: Position {
                                     line: 14,
                                     column: 16,
                                    },
                                   },
                                  },
                                 ),
                                },
                               ),
                               KeyValue(
                                BindingKeyValue {
                                 from: [
                                  Raw(
                                   PartRaw {
                                    content: "b",
                                    span: Span {
                                     start: Position {
                                      line: 15,
                                      column: 9,
                                     },
                                     end: Position {
                                      line: 15,
                                      column: 10,
                                     },
                                    },
                                   },
                                  ),
                                 ],
                                 to: String(
                                  String_ {
                                   parts: [
                                    Raw(
                                     PartRaw {
                                      content: "b",
                                      span: Span {
                                       start: Position {
                                        line: 15,
                                        column: 14,
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                                       end: Position {
                                        line: 15,
                                        column: 15,
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                                   span: Span {
                                    start: Position {
                                     line: 15,
                                     column: 13,
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                                    end: Position {
                                     line: 15,
                                     column: 16,
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                                   },
                                  },
                                 ),
                                },
                               ),
                               KeyValue(
                                BindingKeyValue {
                                 from: [
                                  Raw(
                                   PartRaw {
                                    content: "c",
                                    span: Span {
                                     start: Position {
                                      line: 16,
                                      column: 9,
                                     },
                                     end: Position {
                                      line: 16,
                                      column: 10,
                                     },
                                    },
                                   },
                                  ),
                                 ],
                                 to: String(
                                  String_ {
                                   parts: [
                                    Raw(
                                     PartRaw {
                                      content: "c",
                                      span: Span {
                                       start: Position {
                                        line: 16,
                                        column: 14,
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                                       end: Position {
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                                        column: 15,
                                       },
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                                   span: Span {
                                    start: Position {
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                                     column: 13,
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                                    end: Position {
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                                     column: 16,
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                              span: Span {
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                                line: 13,
                                column: 38,
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                               end: Position {
                                line: 17,
                                column: 8,
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                     column: 27,
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                    end: Position {
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                     column: 6,
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           span: Span {
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             column: 13,
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            end: Position {
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             column: 4,
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       ),
       KeyValue(
        BindingKeyValue {
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           PartRaw {
            content: "config",
            span: Span {
             start: Position {
              line: 21,
              column: 3,
             },
             end: Position {
              line: 21,
              column: 9,
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            },
           },
          ),
          Raw(
           PartRaw {
            content: "fun",
            span: Span {
             start: Position {
              line: 21,
              column: 10,
             },
             end: Position {
              line: 21,
              column: 13,
             },
            },
           },
          ),
         ],
         to: FunctionApplication(
          FunctionApplication {
           function: PropertyAccess(
            PropertyAccess {
             expression: Identifier(
              Identifier {
               id: "lib",
               span: Span {
                start: Position {
                 line: 21,
                 column: 16,
                },
                end: Position {
                 line: 21,
                 column: 19,
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               },
              },
             ),
             attribute_path: [
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               PartRaw {
                content: "mkMerge",
                span: Span {
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                  line: 21,
                  column: 20,
                 },
                 end: Position {
                  line: 21,
                  column: 27,
                 },
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              ),
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             default: None,
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           arguments: [
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             List {
              elements: [
               Function(
                Function {
                 head: Simple(
                  FunctionHeadSimple {
                   identifier: "input",
                  },
                 ),
                 body: FunctionApplication(
                  FunctionApplication {
                   function: PropertyAccess(
                    PropertyAccess {
                     expression: Identifier(
                      Identifier {
                       id: "lib",
                       span: Span {
                        start: Position {
                         line: 22,
                         column: 13,
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                        end: Position {
                         line: 22,
                         column: 16,
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                     ),
                     attribute_path: [
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                       PartRaw {
                        content: "mkAfter",
                        span: Span {
                         start: Position {
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                          column: 17,
                         },
                         end: Position {
                          line: 22,
                          column: 24,
                         },
                        },
                       },
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                     default: None,
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                   arguments: [
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                     List {
                      elements: [
                       PropertyAccess(
                        PropertyAccess {
                         expression: Identifier(
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                             column: 27,
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                            end: Position {
                             line: 22,
                             column: 32,
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                         attribute_path: [
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                         default: None,
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                   column: 6,
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               Function(
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                 body: List(
                  List {
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                          column: 15,
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                          column: 20,
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                      attribute_path: [
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                           column: 21,
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                           column: 22,
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                      default: None,
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        column: 4,
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        column: 2,
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    span: Span {
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  span: Span {
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)