---
Function {
 argument: Destructured {
  identifier: None,
  arguments: [
   DestructuredArgument {
    identifier: "config",
    default: None,
   },
   DestructuredArgument {
    identifier: "lib",
    default: None,
   },
   DestructuredArgument {
    identifier: "pkgs",
    default: None,
   },
  ],
  ellipsis: true,
 },
 definition: LetIn {
  bindings: [
   Inherit {
    from: Some(
     Variable {
      identifier: "lib",
      position: (5, 12),
     },
    ),
    attributes: [
     Raw {
      content: "concatMapStringsSep",
      position: (5, 17),
     },
     Raw {
      content: "concatStringsSep",
      position: (5, 37),
     },
     Raw {
      content: "isInt",
      position: (5, 54),
     },
     Raw {
      content: "isList",
      position: (5, 60),
     },
     Raw {
      content: "literalExpression",
      position: (5, 67),
     },
    ],
   },
   Inherit {
    from: Some(
     Variable {
      identifier: "lib",
      position: (6, 12),
     },
    ),
    attributes: [
     Raw {
      content: "mapAttrs",
      position: (6, 17),
     },
     Raw {
      content: "mapAttrsToList",
      position: (6, 26),
     },
     Raw {
      content: "mkDefault",
      position: (6, 41),
     },
     Raw {
      content: "mkEnableOption",
      position: (6, 51),
     },
     Raw {
      content: "mkIf",
      position: (6, 66),
     },
     Raw {
      content: "mkOption",
      position: (6, 71),
     },
     Raw {
      content: "optional",
      position: (6, 80),
     },
     Raw {
      content: "types",
      position: (6, 89),
     },
    ],
   },
   Binding {
    from: AttributePath {
     parts: [
      Raw {
       content: "cfg",
       position: (8, 3),
      },
     ],
    },
    to: PropertyAccess {
     expression: Variable {
      identifier: "config",
      position: (8, 9),
     },
     attribute_path: AttributePath {
      parts: [
       Raw {
        content: "services",
        position: (8, 16),
       },
       Raw {
        content: "automysqlbackup",
        position: (8, 25),
       },
      ],
     },
     default: None,
    },
   },
   Binding {
    from: AttributePath {
     parts: [
      Raw {
       content: "pkg",
       position: (9, 3),
      },
     ],
    },
    to: PropertyAccess {
     expression: Variable {
      identifier: "pkgs",
      position: (9, 9),
     },
     attribute_path: AttributePath {
      parts: [
       Raw {
        content: "automysqlbackup",
        position: (9, 14),
       },
      ],
     },
     default: None,
    },
   },
   Binding {
    from: AttributePath {
     parts: [
      Raw {
       content: "user",
       position: (10, 3),
      },
     ],
    },
    to: String {
     parts: [
      Raw {
       content: "automysqlbackup",
       position: (10, 11),
      },
     ],
     position: (10, 10),
    },
   },
   Binding {
    from: AttributePath {
     parts: [
      Raw {
       content: "group",
       position: (11, 3),
      },
     ],
    },
    to: String {
     parts: [
      Raw {
       content: "automysqlbackup",
       position: (11, 12),
      },
     ],
     position: (11, 11),
    },
   },
   Binding {
    from: AttributePath {
     parts: [
      Raw {
       content: "toStr",
       position: (13, 3),
      },
     ],
    },
    to: Function {
     argument: Simple {
      identifier: "val",
     },
     definition: IfThenElse {
      predicate: FunctionApplication {
       function: Variable {
        identifier: "isList",
        position: (14, 8),
       },
       arguments: [
        Variable {
         identifier: "val",
         position: (14, 15),
        },
       ],
      },
      then: String {
       parts: [
        Raw {
         content: "( ",
         position: (14, 25),
        },
        Expression {
         expression: FunctionApplication {
          function: Variable {
           identifier: "concatMapStringsSep",
           position: (14, 29),
          },
          arguments: [
           String {
            parts: [
             Raw {
              content: " ",
              position: (14, 50),
             },
            ],
            position: (14, 49),
           },
           Parentheses {
            expression: Function {
             argument: Simple {
              identifier: "val",
             },
             definition: String {
              parts: [
               Raw {
                content: "'",
                position: (14, 60),
               },
               Expression {
                expression: Variable {
                 identifier: "val",
                 position: (14, 63),
                },
               },
               Raw {
                content: "'",
                position: (14, 67),
               },
              ],
              position: (14, 59),
             },
             position: (14, 54),
            },
            position: (14, 53),
           },
           Variable {
            identifier: "val",
            position: (14, 71),
           },
          ],
         },
        },
        Raw {
         content: " )",
         position: (14, 75),
        },
       ],
       position: (14, 24),
      },
      else_: IfThenElse {
       predicate: FunctionApplication {
        function: Variable {
         identifier: "isInt",
         position: (15, 13),
        },
        arguments: [
         Variable {
          identifier: "val",
          position: (15, 19),
         },
        ],
       },
       then: FunctionApplication {
        function: Variable {
         identifier: "toString",
         position: (15, 28),
        },
        arguments: [
         Variable {
          identifier: "val",
          position: (15, 37),
         },
        ],
       },
       else_: IfThenElse {
        predicate: BinaryOperation {
         operator: EqualTo,
         operands: [
          Variable {
           identifier: "true",
           position: (16, 13),
          },
          Variable {
           identifier: "val",
           position: (16, 21),
          },
         ],
         position: (16, 18),
        },
        then: String {
         parts: [
          Raw {
           content: "'yes'",
           position: (16, 31),
          },
         ],
         position: (16, 30),
        },
        else_: IfThenElse {
         predicate: BinaryOperation {
          operator: EqualTo,
          operands: [
           Variable {
            identifier: "false",
            position: (17, 13),
           },
           Variable {
            identifier: "val",
            position: (17, 22),
           },
          ],
          position: (17, 19),
         },
         then: String {
          parts: [
           Raw {
            content: "'no'",
            position: (17, 32),
           },
          ],
          position: (17, 31),
         },
         else_: String {
          parts: [
           Raw {
            content: "'",
            position: (18, 11),
           },
           Expression {
            expression: FunctionApplication {
             function: Variable {
              identifier: "toString",
              position: (18, 14),
             },
             arguments: [
              Variable {
               identifier: "val",
               position: (18, 23),
              },
             ],
            },
           },
           Raw {
            content: "'",
            position: (18, 27),
           },
          ],
          position: (18, 10),
         },
         position: (17, 10),
        },
        position: (16, 10),
       },
       position: (15, 10),
      },
      position: (14, 5),
     },
     position: (13, 11),
    },
   },
   Binding {
    from: AttributePath {
     parts: [
      Raw {
       content: "configFile",
       position: (20, 3),
      },
     ],
    },
    to: FunctionApplication {
     function: PropertyAccess {
      expression: Variable {
       identifier: "pkgs",
       position: (20, 16),
      },
      attribute_path: AttributePath {
       parts: [
        Raw {
         content: "writeText",
         position: (20, 21),
        },
       ],
      },
      default: None,
     },
     arguments: [
      String {
       parts: [
        Raw {
         content: "automysqlbackup.conf",
         position: (20, 32),
        },
       ],
       position: (20, 31),
      },
      String {
       parts: [
        Raw {
         content: "#version=",
         position: (21, 1),
        },
        Expression {
         expression: PropertyAccess {
          expression: Variable {
           identifier: "pkg",
           position: (21, 16),
          },
          attribute_path: AttributePath {
           parts: [
            Raw {
             content: "version",
             position: (21, 20),
            },
           ],
          },
          default: None,
         },
        },
        Raw {
         content: "\n# DONT'T REMOVE THE PREVIOUS VERSION LINE!\n#\n",
         position: (21, 28),
        },
        Expression {
         expression: FunctionApplication {
          function: Variable {
           identifier: "concatStringsSep",
           position: (24, 7),
          },
          arguments: [
           String {
            parts: [
             Raw {
              content: "\n",
              position: (24, 25),
             },
            ],
            position: (24, 24),
           },
           Parentheses {
            expression: FunctionApplication {
             function: Variable {
              identifier: "mapAttrsToList",
              position: (24, 30),
             },
             arguments: [
              Parentheses {
               expression: Function {
                argument: Simple {
                 identifier: "name",
                },
                definition: Function {
                 argument: Simple {
                  identifier: "value",
                 },
                 definition: String {
                  parts: [
                   Raw {
                    content: "CONFIG_",
                    position: (24, 60),
                   },
                   Expression {
                    expression: Variable {
                     identifier: "name",
                     position: (24, 69),
                    },
                   },
                   Raw {
                    content: "=",
                    position: (24, 74),
                   },
                   Expression {
                    expression: FunctionApplication {
                     function: Variable {
                      identifier: "toStr",
                      position: (24, 77),
                     },
                     arguments: [
                      Variable {
                       identifier: "value",
                       position: (24, 83),
                      },
                     ],
                    },
                   },
                  ],
                  position: (24, 59),
                 },
                 position: (24, 52),
                },
                position: (24, 46),
               },
               position: (24, 45),
              },
              PropertyAccess {
               expression: Variable {
                identifier: "cfg",
                position: (24, 92),
               },
               attribute_path: AttributePath {
                parts: [
                 Raw {
                  content: "config",
                  position: (24, 96),
                 },
                ],
               },
               default: None,
              },
             ],
            },
            position: (24, 29),
           },
          ],
         },
        },
        Raw {
         content: "\n",
         position: (24, 104),
        },
       ],
       position: (20, 54),
      },
     ],
    },
   },
  ],
  target: Map {
   bindings: [
    Binding {
     from: AttributePath {
      parts: [
       Raw {
        content: "options",
        position: (30, 3),
       },
      ],
     },
     to: Map {
      bindings: [
       Binding {
        from: AttributePath {
         parts: [
          Raw {
           content: "services",
           position: (31, 5),
          },
          Raw {
           content: "automysqlbackup",
           position: (31, 14),
          },
         ],
        },
        to: Map {
         bindings: [
          Binding {
           from: AttributePath {
            parts: [
             Raw {
              content: "enable",
              position: (33, 7),
             },
            ],
           },
           to: FunctionApplication {
            function: Variable {
             identifier: "mkEnableOption",
             position: (33, 16),
            },
            arguments: [
             String {
              parts: [
               Raw {
                content: "AutoMySQLBackup",
                position: (33, 32),
               },
              ],
              position: (33, 31),
             },
            ],
           },
          },
          Binding {
           from: AttributePath {
            parts: [
             Raw {
              content: "calendar",
              position: (35, 7),
             },
            ],
           },
           to: FunctionApplication {
            function: Variable {
             identifier: "mkOption",
             position: (35, 18),
            },
            arguments: [
             Map {
              bindings: [
               Binding {
                from: AttributePath {
                 parts: [
                  Raw {
                   content: "type",
                   position: (36, 9),
                  },
                 ],
                },
                to: PropertyAccess {
                 expression: Variable {
                  identifier: "types",
                  position: (36, 16),
                 },
                 attribute_path: AttributePath {
                  parts: [
                   Raw {
                    content: "str",
                    position: (36, 22),
                   },
                  ],
                 },
                 default: None,
                },
               },
               Binding {
                from: AttributePath {
                 parts: [
                  Raw {
                   content: "default",
                   position: (37, 9),
                  },
                 ],
                },
                to: String {
                 parts: [
                  Raw {
                   content: "01:15:00",
                   position: (37, 20),
                  },
                 ],
                 position: (37, 19),
                },
               },
               Binding {
                from: AttributePath {
                 parts: [
                  Raw {
                   content: "description",
                   position: (38, 9),
                  },
                 ],
                },
                to: String {
                 parts: [
                  Raw {
                   content: "Configured when to run the backup service systemd unit (DayOfWeek Year-Month-Day Hour:Minute:Second).\n",
                   position: (39, 1),
                  },
                 ],
                 position: (38, 23),
                },
               },
              ],
              recursive: false,
              position: (35, 27),
             },
            ],
           },
          },
          Binding {
           from: AttributePath {
            parts: [
             Raw {
              content: "config",
              position: (43, 7),
             },
            ],
           },
           to: FunctionApplication {
            function: Variable {
             identifier: "mkOption",
             position: (43, 16),
            },
            arguments: [
             Map {
              bindings: [
               Binding {
                from: AttributePath {
                 parts: [
                  Raw {
                   content: "type",
                   position: (44, 9),
                  },
                 ],
                },
                to: With {
                 expression: Variable {
                  identifier: "types",
                  position: (44, 21),
                 },
                 target: FunctionApplication {
                  function: Variable {
                   identifier: "attrsOf",
                   position: (44, 28),
                  },
                  arguments: [
                   Parentheses {
                    expression: FunctionApplication {
                     function: Variable {
                      identifier: "oneOf",
                      position: (44, 37),
                     },
                     arguments: [
                      List {
                       elements: [
                        Variable {
                         identifier: "str",
                         position: (44, 45),
                        },
                        Variable {
                         identifier: "int",
                         position: (44, 49),
                        },
                        Variable {
                         identifier: "bool",
                         position: (44, 53),
                        },
                        Parentheses {
                         expression: FunctionApplication {
                          function: Variable {
                           identifier: "listOf",
                           position: (44, 59),
                          },
                          arguments: [
                           Variable {
                            identifier: "str",
                            position: (44, 66),
                           },
                          ],
                         },
                         position: (44, 58),
                        },
                       ],
                       position: (44, 43),
                      },
                     ],
                    },
                    position: (44, 36),
                   },
                  ],
                 },
                 position: (44, 16),
                },
               },
               Binding {
                from: AttributePath {
                 parts: [
                  Raw {
                   content: "default",
                   position: (45, 9),
                  },
                 ],
                },
                to: Map {
                 bindings: [],
                 recursive: false,
                 position: (45, 19),
                },
               },
               Binding {
                from: AttributePath {
                 parts: [
                  Raw {
                   content: "description",
                   position: (46, 9),
                  },
                 ],
                },
                to: String {
                 parts: [
                  Raw {
                   content: "automysqlbackup configuration. Refer to\n<filename>",
                   position: (47, 1),
                  },
                  Raw {
                   content: "$",
                   position: (48, 21),
                  },
                  Raw {
                   content: "{pkgs.automysqlbackup}/etc/automysqlbackup.conf</filename>\nfor details on supported values.\n",
                   position: (48, 24),
                  },
                 ],
                 position: (46, 23),
                },
               },
               Binding {
                from: AttributePath {
                 parts: [
                  Raw {
                   content: "example",
                   position: (51, 9),
                  },
                 ],
                },
                to: FunctionApplication {
                 function: Variable {
                  identifier: "literalExpression",
                  position: (51, 19),
                 },
                 arguments: [
                  String {
                   parts: [
                    Raw {
                     content: "{\n  db_names = [ \"nextcloud\" \"matomo\" ];\n  table_exclude = [ \"nextcloud.oc_users\" \"nextcloud.oc_whats_new\" ];\n  mailcontent = \"log\";\n  mail_address = \"admin@example.org\";\n}\n",
                     position: (52, 1),
                    },
                   ],
                   position: (51, 37),
                  },
                 ],
                },
               },
              ],
              recursive: false,
              position: (43, 25),
             },
            ],
           },
          },
         ],
         recursive: false,
         position: (31, 32),
        },
       },
      ],
      recursive: false,
      position: (30, 13),
     },
    },
    Binding {
     from: AttributePath {
      parts: [
       Raw {
        content: "config",
        position: (65, 3),
       },
      ],
     },
     to: FunctionApplication {
      function: Variable {
       identifier: "mkIf",
       position: (65, 12),
      },
      arguments: [
       PropertyAccess {
        expression: Variable {
         identifier: "cfg",
         position: (65, 17),
        },
        attribute_path: AttributePath {
         parts: [
          Raw {
           content: "enable",
           position: (65, 21),
          },
         ],
        },
        default: None,
       },
       Map {
        bindings: [
         Binding {
          from: AttributePath {
           parts: [
            Raw {
             content: "assertions",
             position: (67, 5),
            },
           ],
          },
          to: List {
           elements: [
            Map {
             bindings: [
              Binding {
               from: AttributePath {
                parts: [
                 Raw {
                  content: "assertion",
                  position: (68, 9),
                 },
                ],
               },
               to: UnaryOperation {
                operator: Not,
                operand: PropertyAccess {
                 expression: Variable {
                  identifier: "config",
                  position: (68, 22),
                 },
                 attribute_path: AttributePath {
                  parts: [
                   Raw {
                    content: "services",
                    position: (68, 29),
                   },
                   Raw {
                    content: "mysqlBackup",
                    position: (68, 38),
                   },
                   Raw {
                    content: "enable",
                    position: (68, 50),
                   },
                  ],
                 },
                 default: None,
                },
                position: (68, 21),
               },
              },
              Binding {
               from: AttributePath {
                parts: [
                 Raw {
                  content: "message",
                  position: (69, 9),
                 },
                ],
               },
               to: String {
                parts: [
                 Raw {
                  content: "Please choose one of services.mysqlBackup or services.automysqlbackup.",
                  position: (69, 20),
                 },
                ],
                position: (69, 19),
               },
              },
             ],
             recursive: false,
             position: (68, 7),
            },
           ],
           position: (67, 18),
          },
         },
         Binding {
          from: AttributePath {
           parts: [
            Raw {
             content: "services",
             position: (73, 5),
            },
            Raw {
             content: "automysqlbackup",
             position: (73, 14),
            },
            Raw {
             content: "config",
             position: (73, 30),
            },
           ],
          },
          to: FunctionApplication {
           function: Variable {
            identifier: "mapAttrs",
            position: (73, 39),
           },
           arguments: [
            Parentheses {
             expression: Function {
              argument: Simple {
               identifier: "name",
              },
              definition: Variable {
               identifier: "mkDefault",
               position: (73, 55),
              },
              position: (73, 49),
             },
             position: (73, 48),
            },
            Map {
             bindings: [
              Binding {
               from: AttributePath {
                parts: [
                 Raw {
                  content: "mysql_dump_username",
                  position: (74, 7),
                 },
                ],
               },
               to: Variable {
                identifier: "user",
                position: (74, 29),
               },
              },
              Binding {
               from: AttributePath {
                parts: [
                 Raw {
                  content: "mysql_dump_host",
                  position: (75, 7),
                 },
                ],
               },
               to: String {
                parts: [
                 Raw {
                  content: "localhost",
                  position: (75, 26),
                 },
                ],
                position: (75, 25),
               },
              },
              Binding {
               from: AttributePath {
                parts: [
                 Raw {
                  content: "mysql_dump_socket",
                  position: (76, 7),
                 },
                ],
               },
               to: String {
                parts: [
                 Raw {
                  content: "/run/mysqld/mysqld.sock",
                  position: (76, 28),
                 },
                ],
                position: (76, 27),
               },
              },
              Binding {
               from: AttributePath {
                parts: [
                 Raw {
                  content: "backup_dir",
                  position: (77, 7),
                 },
                ],
               },
               to: String {
                parts: [
                 Raw {
                  content: "/var/backup/mysql",
                  position: (77, 21),
                 },
                ],
                position: (77, 20),
               },
              },
              Binding {
               from: AttributePath {
                parts: [
                 Raw {
                  content: "db_exclude",
                  position: (78, 7),
                 },
                ],
               },
               to: List {
                elements: [
                 String {
                  parts: [
                   Raw {
                    content: "information_schema",
                    position: (78, 23),
                   },
                  ],
                  position: (78, 22),
                 },
                 String {
                  parts: [
                   Raw {
                    content: "performance_schema",
                    position: (78, 44),
                   },
                  ],
                  position: (78, 43),
                 },
                ],
                position: (78, 20),
               },
              },
              Binding {
               from: AttributePath {
                parts: [
                 Raw {
                  content: "mailcontent",
                  position: (79, 7),
                 },
                ],
               },
               to: String {
                parts: [
                 Raw {
                  content: "stdout",
                  position: (79, 22),
                 },
                ],
                position: (79, 21),
               },
              },
              Binding {
               from: AttributePath {
                parts: [
                 Raw {
                  content: "mysql_dump_single_transaction",
                  position: (80, 7),
                 },
                ],
               },
               to: Variable {
                identifier: "true",
                position: (80, 39),
               },
              },
             ],
             recursive: false,
             position: (73, 66),
            },
           ],
          },
         },
         Binding {
          from: AttributePath {
           parts: [
            Raw {
             content: "systemd",
             position: (83, 5),
            },
            Raw {
             content: "timers",
             position: (83, 13),
            },
            Raw {
             content: "automysqlbackup",
             position: (83, 20),
            },
           ],
          },
          to: Map {
           bindings: [
            Binding {
             from: AttributePath {
              parts: [
               Raw {
                content: "description",
                position: (84, 7),
               },
              ],
             },
             to: String {
              parts: [
               Raw {
                content: "automysqlbackup timer",
                position: (84, 22),
               },
              ],
              position: (84, 21),
             },
            },
            Binding {
             from: AttributePath {
              parts: [
               Raw {
                content: "wantedBy",
                position: (85, 7),
               },
              ],
             },
             to: List {
              elements: [
               String {
                parts: [
                 Raw {
                  content: "timers.target",
                  position: (85, 21),
                 },
                ],
                position: (85, 20),
               },
              ],
              position: (85, 18),
             },
            },
            Binding {
             from: AttributePath {
              parts: [
               Raw {
                content: "timerConfig",
                position: (86, 7),
               },
              ],
             },
             to: Map {
              bindings: [
               Binding {
                from: AttributePath {
                 parts: [
                  Raw {
                   content: "OnCalendar",
                   position: (87, 9),
                  },
                 ],
                },
                to: PropertyAccess {
                 expression: Variable {
                  identifier: "cfg",
                  position: (87, 22),
                 },
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            Raw {
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            Binding {
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