---
Function {
 argument: None,
 arguments: FunctionArguments {
  arguments: [
   FunctionArgument {
    identifier: "pkgs",
    default: None,
   },
   FunctionArgument {
    identifier: "lib",
    default: None,
   },
   FunctionArgument {
    identifier: "config",
    default: None,
   },
  ],
  ellipsis: true,
 },
 definition: LetIn {
  bindings: [
   Inherit(
    Some(
     Variable {
      identifier: "lib",
      position: (4, 12),
     },
    ),
    [
     Raw {
      content: "mkOption",
      position: (4, 17),
     },
     Raw {
      content: "mkIf",
      position: (4, 26),
     },
     Raw {
      content: "types",
      position: (4, 31),
     },
    ],
   ),
   KeyValue(
    AttributePath {
     attributes: [
      Raw {
       content: "cfg",
       position: (5, 3),
      },
     ],
    },
    PropertyAccess {
     expression: Variable {
      identifier: "config",
      position: (5, 9),
     },
     attribute_path: AttributePath {
      attributes: [
       Raw {
        content: "programs",
        position: (5, 16),
       },
       Raw {
        content: "screen",
        position: (5, 25),
       },
      ],
     },
     default: None,
    },
   ),
  ],
  target: Map {
   bindings: [
    KeyValue(
     AttributePath {
      attributes: [
       Raw {
        content: "options",
        position: (11, 3),
       },
      ],
     },
     Map {
      bindings: [
       KeyValue(
        AttributePath {
         attributes: [
          Raw {
           content: "programs",
           position: (12, 5),
          },
          Raw {
           content: "screen",
           position: (12, 14),
          },
         ],
        },
        Map {
         bindings: [
          KeyValue(
           AttributePath {
            attributes: [
             Raw {
              content: "screenrc",
              position: (14, 7),
             },
            ],
           },
           FunctionApplication {
            function: Variable {
             identifier: "mkOption",
             position: (14, 18),
            },
            arguments: [
             Map {
              bindings: [
               KeyValue(
                AttributePath {
                 attributes: [
                  Raw {
                   content: "default",
                   position: (15, 9),
                  },
                 ],
                },
                String {
                 parts: [],
                },
               ),
               KeyValue(
                AttributePath {
                 attributes: [
                  Raw {
                   content: "description",
                   position: (16, 9),
                  },
                 ],
                },
                String {
                 parts: [
                  Raw {
                   content: "The contents of /etc/screenrc file.\n",
                   position: (17, 1),
                  },
                 ],
                },
               ),
               KeyValue(
                AttributePath {
                 attributes: [
                  Raw {
                   content: "type",
                   position: (19, 9),
                  },
                 ],
                },
                PropertyAccess {
                 expression: Variable {
                  identifier: "types",
                  position: (19, 16),
                 },
                 attribute_path: AttributePath {
                  attributes: [
                   Raw {
                    content: "lines",
                    position: (19, 22),
                   },
                  ],
                 },
                 default: None,
                },
               ),
              ],
              recursive: false,
              position: (14, 27),
             },
            ],
           },
          ),
         ],
         recursive: false,
         position: (12, 23),
        },
       ),
      ],
      recursive: false,
      position: (11, 13),
     },
    ),
    KeyValue(
     AttributePath {
      attributes: [
       Raw {
        content: "config",
        position: (26, 3),
       },
      ],
     },
     FunctionApplication {
      function: Variable {
       identifier: "mkIf",
       position: (26, 12),
      },
      arguments: [
       BinaryOperation {
        operator: NotEqualTo,
        operands: [
         PropertyAccess {
          expression: Variable {
           identifier: "cfg",
           position: (26, 18),
          },
          attribute_path: AttributePath {
           attributes: [
            Raw {
             content: "screenrc",
             position: (26, 22),
            },
           ],
          },
          default: None,
         },
         String {
          parts: [],
         },
        ],
        position: (26, 31),
       },
       Map {
        bindings: [
         KeyValue(
          AttributePath {
           attributes: [
            Raw {
             content: "environment",
             position: (27, 5),
            },
            Raw {
             content: "etc",
             position: (27, 17),
            },
            Raw {
             content: "screenrc",
             position: (27, 21),
            },
            Raw {
             content: "text",
             position: (27, 30),
            },
           ],
          },
          PropertyAccess {
           expression: Variable {
            identifier: "cfg",
            position: (27, 37),
           },
           attribute_path: AttributePath {
            attributes: [
             Raw {
              content: "screenrc",
              position: (27, 41),
             },
            ],
           },
           default: None,
          },
         ),
         KeyValue(
          AttributePath {
           attributes: [
            Raw {
             content: "environment",
             position: (29, 5),
            },
            Raw {
             content: "systemPackages",
             position: (29, 17),
            },
           ],
          },
          List {
           elements: [
            PropertyAccess {
             expression: Variable {
              identifier: "pkgs",
              position: (29, 36),
             },
             attribute_path: AttributePath {
              attributes: [
               Raw {
                content: "screen",
                position: (29, 41),
               },
              ],
             },
             default: None,
            },
           ],
           position: (29, 34),
          },
         ),
         KeyValue(
          AttributePath {
           attributes: [
            Raw {
             content: "security",
             position: (30, 5),
            },
            Raw {
             content: "pam",
             position: (30, 14),
            },
            Raw {
             content: "services",
             position: (30, 18),
            },
            Raw {
             content: "screen",
             position: (30, 27),
            },
           ],
          },
          Map {
           bindings: [],
           recursive: false,
           position: (30, 36),
          },
         ),
        ],
        recursive: false,
        position: (26, 38),
       },
      ],
     },
    ),
   ],
   recursive: false,
   position: (8, 1),
  },
  position: (3, 1),
 },
 position: (1, 1),
}