---
Function {
 argument: None,
 arguments: FunctionArguments {
  arguments: [
   FunctionArgument {
    identifier: "lib",
    default: None,
   },
  ],
  ellipsis: true,
 },
 definition: Map {
  bindings: [
   KeyValue(
    AttributePath {
     attributes: [
      Raw {
       content: "options",
       position: (3, 3),
      },
      Raw {
       content: "value",
       position: (3, 11),
      },
     ],
    },
    FunctionApplication {
     function: PropertyAccess {
      expression: Variable {
       identifier: "lib",
       position: (3, 19),
      },
      attribute_path: AttributePath {
       attributes: [
        Raw {
         content: "mkOption",
         position: (3, 23),
        },
       ],
      },
      default: None,
     },
     arguments: [
      Map {
       bindings: [
        KeyValue(
         AttributePath {
          attributes: [
           Raw {
            content: "type",
            position: (4, 5),
           },
          ],
         },
         PropertyAccess {
          expression: Variable {
           identifier: "lib",
           position: (4, 12),
          },
          attribute_path: AttributePath {
           attributes: [
            Raw {
             content: "types",
             position: (4, 16),
            },
            Raw {
             content: "anything",
             position: (4, 22),
            },
           ],
          },
          default: None,
         },
        ),
       ],
       recursive: false,
       position: (3, 32),
      },
     ],
    },
   ),
   KeyValue(
    AttributePath {
     attributes: [
      Raw {
       content: "config",
       position: (7, 3),
      },
     ],
    },
    FunctionApplication {
     function: PropertyAccess {
      expression: Variable {
       identifier: "lib",
       position: (7, 12),
      },
      attribute_path: AttributePath {
       attributes: [
        Raw {
         content: "mkMerge",
         position: (7, 16),
        },
       ],
      },
      default: None,
     },
     arguments: [
      List {
       elements: [
        Map {
         bindings: [
          KeyValue(
           AttributePath {
            attributes: [
             Raw {
              content: "value",
              position: (9, 7),
             },
             Raw {
              content: "foo",
              position: (9, 13),
             },
            ],
           },
           Variable {
            identifier: "null",
            position: (9, 19),
           },
          ),
         ],
         recursive: false,
         position: (8, 5),
        },
        Map {
         bindings: [
          KeyValue(
           AttributePath {
            attributes: [
             Raw {
              content: "value",
              position: (12, 7),
             },
             Raw {
              content: "l1",
              position: (12, 13),
             },
             Raw {
              content: "foo",
              position: (12, 16),
             },
            ],
           },
           Variable {
            identifier: "null",
            position: (12, 22),
           },
          ),
         ],
         recursive: false,
         position: (11, 5),
        },
        Map {
         bindings: [
          KeyValue(
           AttributePath {
            attributes: [
             Raw {
              content: "value",
              position: (15, 7),
             },
             Raw {
              content: "l1",
              position: (15, 13),
             },
             Raw {
              content: "l2",
              position: (15, 16),
             },
             Raw {
              content: "foo",
              position: (15, 19),
             },
            ],
           },
           Variable {
            identifier: "null",
            position: (15, 25),
           },
          ),
         ],
         recursive: false,
         position: (14, 5),
        },
        Map {
         bindings: [
          KeyValue(
           AttributePath {
            attributes: [
             Raw {
              content: "value",
              position: (18, 7),
             },
             Raw {
              content: "l1",
              position: (18, 13),
             },
             Raw {
              content: "l2",
              position: (18, 16),
             },
             Raw {
              content: "l3",
              position: (18, 19),
             },
             Raw {
              content: "foo",
              position: (18, 22),
             },
            ],
           },
           Variable {
            identifier: "null",
            position: (18, 28),
           },
          ),
         ],
         recursive: false,
         position: (17, 5),
        },
       ],
       position: (7, 24),
      },
     ],
    },
   ),
  ],
  recursive: false,
  position: (1, 15),
 },
 position: (1, 1),
}