---
Function {
 argument: None,
 arguments: FunctionArguments {
  arguments: [
   FunctionArgument {
    identifier: "lib",
    default: None,
   },
  ],
  ellipsis: true,
 },
 definition: Map {
  bindings: [
   KeyValue(
    AttributePath {
     attributes: [
      Raw {
       content: "options",
       position: (2, 3),
      },
      Raw {
       content: "dummy",
       position: (2, 11),
      },
     ],
    },
    FunctionApplication {
     function: PropertyAccess {
      expression: Variable {
       identifier: "lib",
       position: (2, 19),
      },
      attribute_path: AttributePath {
       attributes: [
        Raw {
         content: "mkOption",
         position: (2, 23),
        },
       ],
      },
      default: None,
     },
     arguments: [
      Map {
       bindings: [
        KeyValue(
         AttributePath {
          attributes: [
           Raw {
            content: "type",
            position: (2, 34),
           },
          ],
         },
         PropertyAccess {
          expression: Variable {
           identifier: "lib",
           position: (2, 41),
          },
          attribute_path: AttributePath {
           attributes: [
            Raw {
             content: "types",
             position: (2, 45),
            },
            Raw {
             content: "anything",
             position: (2, 51),
            },
           ],
          },
          default: None,
         },
        ),
        KeyValue(
         AttributePath {
          attributes: [
           Raw {
            content: "default",
            position: (2, 61),
           },
          ],
         },
         Map {
          bindings: [],
          recursive: false,
          position: (2, 71),
         },
        ),
       ],
       recursive: false,
       position: (2, 32),
      },
     ],
    },
   ),
   KeyValue(
    AttributePath {
     attributes: [
      Raw {
       content: "freeformType",
       position: (3, 3),
      },
     ],
    },
    LetIn {
     bindings: [
      KeyValue(
       AttributePath {
        attributes: [
         Raw {
          content: "a",
          position: (5, 7),
         },
        ],
       },
       FunctionApplication {
        function: PropertyAccess {
         expression: Variable {
          identifier: "lib",
          position: (5, 11),
         },
         attribute_path: AttributePath {
          attributes: [
           Raw {
            content: "types",
            position: (5, 15),
           },
           Raw {
            content: "attrsOf",
            position: (5, 21),
           },
          ],
         },
         default: None,
        },
        arguments: [
         FunctionApplication {
          function: PropertyAccess {
           expression: Variable {
            identifier: "lib",
            position: (5, 30),
           },
           attribute_path: AttributePath {
            attributes: [
             Raw {
              content: "types",
              position: (5, 34),
             },
             Raw {
              content: "submodule",
              position: (5, 40),
             },
            ],
           },
           default: None,
          },
          arguments: [
           Map {
            bindings: [
             KeyValue(
              AttributePath {
               attributes: [
                Raw {
                 content: "options",
                 position: (5, 52),
                },
                Raw {
                 content: "bar",
                 position: (5, 60),
                },
               ],
              },
              FunctionApplication {
               function: PropertyAccess {
                expression: Variable {
                 identifier: "lib",
                 position: (5, 66),
                },
                attribute_path: AttributePath {
                 attributes: [
                  Raw {
                   content: "mkOption",
                   position: (5, 70),
                  },
                 ],
                },
                default: None,
               },
               arguments: [
                Map {
                 bindings: [],
                 recursive: false,
                 position: (5, 79),
                },
               ],
              },
             ),
            ],
            recursive: false,
            position: (5, 50),
           },
          ],
         },
        ],
       },
      ),
     ],
     target: BinaryOperation {
      operator: Update,
      operands: [
       Variable {
        identifier: "a",
        position: (10, 5),
       },
       Map {
        bindings: [
         KeyValue(
          AttributePath {
           attributes: [
            Raw {
             content: "merge",
             position: (11, 7),
            },
           ],
          },
          Function {
           argument: Some(
            "loc",
           ),
           arguments: FunctionArguments {
            arguments: [],
            ellipsis: false,
           },
           definition: Function {
            argument: Some(
             "defs",
            ),
            arguments: FunctionArguments {
             arguments: [],
             ellipsis: false,
            },
            definition: Map {
             bindings: [
              KeyValue(
               AttributePath {
                attributes: [
                 Raw {
                  content: "freeformItems",
                  position: (11, 28),
                 },
                ],
               },
               FunctionApplication {
                function: PropertyAccess {
                 expression: Variable {
                  identifier: "a",
                  position: (11, 44),
                 },
                 attribute_path: AttributePath {
                  attributes: [
                   Raw {
                    content: "merge",
                    position: (11, 46),
                   },
                  ],
                 },
                 default: None,
                },
                arguments: [
                 Variable {
                  identifier: "loc",
                  position: (11, 52),
                 },
                 Variable {
                  identifier: "defs",
                  position: (11, 56),
                 },
                ],
               },
              ),
             ],
             recursive: false,
             position: (11, 26),
            },
            position: (11, 20),
           },
           position: (11, 15),
          },
         ),
        ],
        recursive: false,
        position: (10, 10),
       },
      ],
      position: (10, 7),
     },
     position: (4, 5),
    },
   ),
   KeyValue(
    AttributePath {
     attributes: [
      Raw {
       content: "config",
       position: (13, 3),
      },
      Raw {
       content: "foo",
       position: (13, 10),
      },
      Raw {
       content: "bar",
       position: (13, 14),
      },
     ],
    },
    String {
     parts: [
      Raw {
       content: "ok",
      },
     ],
     position: (13, 20),
    },
   ),
  ],
  recursive: false,
  position: (1, 15),
 },
 position: (1, 1),
}