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 {
          id: "lib",
          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: [
                         PropertyAccess(
                          PropertyAccess {
                           expression: Identifier(
                            Identifier {
                             id: "types",
                             span: Span {
                              start: Position {
                               line: 8,
                               column: 31,
                              },
                              end: Position {
                               line: 8,
                               column: 36,
                              },
                             },
                            },
                           ),
                           attribute_path: [
                            Raw(
                             PartRaw {
                              content: "str",
                              span: Span {
                               start: Position {
                                line: 8,
                                column: 37,
                               },
                               end: Position {
                                line: 8,
                                column: 40,
                               },
                              },
                             },
                            ),
                           ],
                           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: PropertyAccess(
                         PropertyAccess {
                          expression: Identifier(
                           Identifier {
                            id: "config",
                            span: Span {
                             start: Position {
                              line: 13,
                              column: 17,
                             },
                             end: Position {
                              line: 13,
                              column: 23,
                             },
                            },
                           },
                          ),
                          attribute_path: [
                           Raw(
                            PartRaw {
                             content: "fun",
                             span: Span {
                              start: Position {
                               line: 13,
                               column: 24,
                              },
                              end: Position {
                               line: 13,
                               column: 27,
                              },
                             },
                            },
                           ),
                          ],
                          default: None,
                         },
                        ),
                        arguments: [
                         Integer(
                          Integer {
                           value: "0",
                           span: Span {
                            start: Position {
                             line: 13,
                             column: 28,
                            },
                            end: Position {
                             line: 13,
                             column: 29,
                            },
                           },
                          },
                         ),
                        ],
                       },
                      ),
                     },
                    ),
                   ],
                   span: Span {
                    start: Position {
                     line: 11,
                     column: 27,
                    },
                    end: Position {
                     line: 14,
                     column: 6,
                    },
                   },
                  },
                 ),
                ],
               },
              ),
             },
            ),
           ],
           span: Span {
            start: Position {
             line: 6,
             column: 13,
            },
            end: Position {
             line: 15,
             column: 4,
            },
           },
          },
         ),
        },
       ),
       KeyValue(
        BindingKeyValue {
         from: [
          Raw(
           PartRaw {
            content: "config",
            span: Span {
             start: Position {
              line: 17,
              column: 3,
             },
             end: Position {
              line: 17,
              column: 9,
             },
            },
           },
          ),
          Raw(
           PartRaw {
            content: "fun",
            span: Span {
             start: Position {
              line: 17,
              column: 10,
             },
             end: Position {
              line: 17,
              column: 13,
             },
            },
           },
          ),
         ],
         to: Function(
          Function {
           head: Simple(
            FunctionHeadSimple {
             identifier: "input",
            },
           ),
           body: BinaryOperation(
            BinaryOperation {
             left: Identifier(
              Identifier {
               id: "input",
               span: Span {
                start: Position {
                 line: 17,
                 column: 23,
                },
                end: Position {
                 line: 17,
                 column: 28,
                },
               },
              },
             ),
             operator: Addition,
             right: Integer(
              Integer {
               value: "1",
               span: Span {
                start: Position {
                 line: 17,
                 column: 31,
                },
                end: Position {
                 line: 17,
                 column: 32,
                },
               },
              },
             ),
            },
           ),
           span: Span {
            start: Position {
             line: 17,
             column: 16,
            },
            end: Position {
             line: 17,
             column: 32,
            },
           },
          },
         ),
        },
       ),
      ],
      span: Span {
       start: Position {
        line: 5,
        column: 4,
       },
       end: Position {
        line: 18,
        column: 2,
       },
      },
     },
    ),
    span: Span {
     start: Position {
      line: 3,
      column: 1,
     },
     end: Position {
      line: 18,
      column: 2,
     },
    },
   },
  ),
  span: Span {
   start: Position {
    line: 2,
    column: 1,
   },
   end: Position {
    line: 18,
    column: 2,
   },
  },
 },
)