---
Function {
 argument: Destructured {
  identifier: None,
  arguments: [
   DestructuredArgument {
    identifier: "lib",
    default: None,
   },
  ],
  ellipsis: true,
 },
 definition: LetIn {
  bindings: [
   Inherit {
    from: Some(
     Variable {
      identifier: "lib",
      position: (3, 12),
     },
    ),
    attributes: [
     Raw {
      content: "mkOption",
      position: (3, 17),
     },
     Raw {
      content: "types",
      position: (3, 26),
     },
    ],
   },
  ],
  target: Map {
   bindings: [
    Binding {
     from: AttributePath {
      parts: [
       Raw {
        content: "options",
        position: (6, 3),
       },
       Raw {
        content: "bare-submodule",
        position: (6, 11),
       },
       Raw {
        content: "deep",
        position: (6, 26),
       },
      ],
     },
     to: FunctionApplication {
      function: Variable {
       identifier: "mkOption",
       position: (6, 33),
      },
      arguments: [
       Map {
        bindings: [
         Binding {
          from: AttributePath {
           parts: [
            Raw {
             content: "type",
             position: (7, 5),
            },
           ],
          },
          to: PropertyAccess {
           expression: Variable {
            identifier: "types",
            position: (7, 12),
           },
           attribute_path: AttributePath {
            parts: [
             Raw {
              content: "int",
              position: (7, 18),
             },
            ],
           },
           default: None,
          },
         },
         Binding {
          from: AttributePath {
           parts: [
            Raw {
             content: "default",
             position: (8, 5),
            },
           ],
          },
          to: Int {
           value: 2,
           position: (8, 15),
          },
         },
        ],
        recursive: false,
        position: (6, 42),
       },
      ],
     },
    },
   ],
   recursive: false,
   position: (5, 1),
  },
  position: (2, 1),
 },
 position: (1, 1),
}