Function(
 Function {
  head: Destructured(
   FunctionHeadDestructured {
    ellipsis: true,
    identifier: None,
    arguments: [
     FunctionHeadDestructuredArgument {
      identifier: "config",
      default: None,
     },
     FunctionHeadDestructuredArgument {
      identifier: "lib",
      default: None,
     },
     FunctionHeadDestructuredArgument {
      identifier: "pkgs",
      default: None,
     },
    ],
   },
  ),
  body: With(
   With {
    expression: Identifier(
     Identifier {
      id: "lib",
      span: Span {
       start: Position {
        line: 3,
        column: 6,
       },
       end: Position {
        line: 3,
        column: 9,
       },
      },
     },
    ),
    target: Map(
     Map {
      recursive: false,
      bindings: [
       KeyValue(
        BindingKeyValue {
         from: [
          Raw(
           PartRaw {
            content: "options",
            span: Span {
             start: Position {
              line: 7,
              column: 3,
             },
             end: Position {
              line: 7,
              column: 10,
             },
            },
           },
          ),
         ],
         to: Map(
          Map {
           recursive: false,
           bindings: [
            KeyValue(
             BindingKeyValue {
              from: [
               Raw(
                PartRaw {
                 content: "services",
                 span: Span {
                  start: Position {
                   line: 9,
                   column: 5,
                  },
                  end: Position {
                   line: 9,
                   column: 13,
                  },
                 },
                },
               ),
               Raw(
                PartRaw {
                 content: "nullmailer",
                 span: Span {
                  start: Position {
                   line: 9,
                   column: 14,
                  },
                  end: Position {
                   line: 9,
                   column: 24,
                  },
                 },
                },
               ),
              ],
              to: Map(
               Map {
                recursive: false,
                bindings: [
                 KeyValue(
                  BindingKeyValue {
                   from: [
                    Raw(
                     PartRaw {
                      content: "enable",
                      span: Span {
                       start: Position {
                        line: 10,
                        column: 7,
                       },
                       end: Position {
                        line: 10,
                        column: 13,
                       },
                      },
                     },
                    ),
                   ],
                   to: FunctionApplication(
                    FunctionApplication {
                     function: Identifier(
                      Identifier {
                       id: "mkOption",
                       span: Span {
                        start: Position {
                         line: 10,
                         column: 16,
                        },
                        end: Position {
                         line: 10,
                         column: 24,
                        },
                       },
                      },
                     ),
                     arguments: [
                      Map(
                       Map {
                        recursive: false,
                        bindings: [
                         KeyValue(
                          BindingKeyValue {
                           from: [
                            Raw(
                             PartRaw {
                              content: "type",
                              span: Span {
                               start: Position {
                                line: 11,
                                column: 9,
                               },
                               end: Position {
                                line: 11,
                                column: 13,
                               },
                              },
                             },
                            ),
                           ],
                           to: PropertyAccess(
                            PropertyAccess {
                             expression: Identifier(
                              Identifier {
                               id: "types",
                               span: Span {
                                start: Position {
                                 line: 11,
                                 column: 16,
                                },
                                end: Position {
                                 line: 11,
                                 column: 21,
                                },
                               },
                              },
                             ),
                             attribute_path: [
                              Raw(
                               PartRaw {
                                content: "bool",
                                span: Span {
                                 start: Position {
                                  line: 11,
                                  column: 22,
                                 },
                                 end: Position {
                                  line: 11,
                                  column: 26,
                                 },
                                },
                               },
                              ),
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                             default: None,
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                           ),
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                         ),
                         KeyValue(
                          BindingKeyValue {
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                            Raw(
                             PartRaw {
                              content: "default",
                              span: Span {
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                                line: 12,
                                column: 9,
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                               end: Position {
                                line: 12,
                                column: 16,
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                              },
                             },
                            ),
                           ],
                           to: Identifier(
                            Identifier {
                             id: "false",
                             span: Span {
                              start: Position {
                               line: 12,
                               column: 19,
                              },
                              end: Position {
                               line: 12,
                               column: 24,
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                             },
                            },
                           ),
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                         ),
                         KeyValue(
                          BindingKeyValue {
                           from: [
                            Raw(
                             PartRaw {
                              content: "description",
                              span: Span {
                               start: Position {
                                line: 13,
                                column: 9,
                               },
                               end: Position {
                                line: 13,
                                column: 20,
                               },
                              },
                             },
                            ),
                           ],
                           to: FunctionApplication(
                            FunctionApplication {
                             function: PropertyAccess(
                              PropertyAccess {
                               expression: Identifier(
                                Identifier {
                                 id: "lib",
                                 span: Span {
                                  start: Position {
                                   line: 13,
                                   column: 23,
                                  },
                                  end: Position {
                                   line: 13,
                                   column: 26,
                                  },
                                 },
                                },
                               ),
                               attribute_path: [
                                Raw(
                                 PartRaw {
                                  content: "mdDoc",
                                  span: Span {
                                   start: Position {
                                    line: 13,
                                    column: 27,
                                   },
                                   end: Position {
                                    line: 13,
                                    column: 32,
                                   },
                                  },
                                 },
                                ),
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                               default: None,
                              },
                             ),
                             arguments: [
                              String(
                               String_ {
                                parts: [
                                 Raw(
                                  PartRaw {
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                                   span: Span {
                                    start: Position {
                                     line: 13,
                                     column: 34,
                                    },
                                    end: Position {
                                     line: 13,
                                     column: 70,
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                                   },
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                                span: Span {
                                 start: Position {
                                  line: 13,
                                  column: 33,
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                                 end: Position {
                                  line: 13,
                                  column: 71,
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                            },
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                         ),
                        ],
                        span: Span {
                         start: Position {
                          line: 10,
                          column: 25,
                         },
                         end: Position {
                          line: 14,
                          column: 8,
                         },
                        },
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                      ),
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                   ),
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                 ),
                 KeyValue(
                  BindingKeyValue {
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                    Raw(
                     PartRaw {
                      content: "user",
                      span: Span {
                       start: Position {
                        line: 16,
                        column: 7,
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                       end: Position {
                        line: 16,
                        column: 11,
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                    ),
                   ],
                   to: FunctionApplication(
                    FunctionApplication {
                     function: Identifier(
                      Identifier {
                       id: "mkOption",
                       span: Span {
                        start: Position {
                         line: 16,
                         column: 14,
                        },
                        end: Position {
                         line: 16,
                         column: 22,
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                     ),
                     arguments: [
                      Map(
                       Map {
                        recursive: false,
                        bindings: [
                         KeyValue(
                          BindingKeyValue {
                           from: [
                            Raw(
                             PartRaw {
                              content: "type",
                              span: Span {
                               start: Position {
                                line: 17,
                                column: 9,
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                               end: Position {
                                line: 17,
                                column: 13,
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                              },
                             },
                            ),
                           ],
                           to: PropertyAccess(
                            PropertyAccess {
                             expression: Identifier(
                              Identifier {
                               id: "types",
                               span: Span {
                                start: Position {
                                 line: 17,
                                 column: 16,
                                },
                                end: Position {
                                 line: 17,
                                 column: 21,
                                },
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                              },
                             ),
                             attribute_path: [
                              Raw(
                               PartRaw {
                                content: "str",
                                span: Span {
                                 start: Position {
                                  line: 17,
                                  column: 22,
                                 },
                                 end: Position {
                                  line: 17,
                                  column: 25,
                                 },
                                },
                               },
                              ),
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                             default: None,
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                           ),
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                         ),
                         KeyValue(
                          BindingKeyValue {
                           from: [
                            Raw(
                             PartRaw {
                              content: "default",
                              span: Span {
                               start: Position {
                                line: 18,
                                column: 9,
                               },
                               end: Position {
                                line: 18,
                                column: 16,
                               },
                              },
                             },
                            ),
                           ],
                           to: String(
                            String_ {
                             parts: [
                              Raw(
                               PartRaw {
                                content: "nullmailer",
                                span: Span {
                                 start: Position {
                                  line: 18,
                                  column: 20,
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                                 end: Position {
                                  line: 18,
                                  column: 30,
                                 },
                                },
                               },
                              ),
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                             span: Span {
                              start: Position {
                               line: 18,
                               column: 19,
                              },
                              end: Position {
                               line: 18,
                               column: 31,
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                             },
                            },
                           ),
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                         ),
                         KeyValue(
                          BindingKeyValue {
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                            Raw(
                             PartRaw {
                              content: "description",
                              span: Span {
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                                line: 19,
                                column: 9,
                               },
                               end: Position {
                                line: 19,
                                column: 20,
                               },
                              },
                             },
                            ),
                           ],
                           to: FunctionApplication(
                            FunctionApplication {
                             function: PropertyAccess(
                              PropertyAccess {
                               expression: Identifier(
                                Identifier {
                                 id: "lib",
                                 span: Span {
                                  start: Position {
                                   line: 19,
                                   column: 23,
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                                  end: Position {
                                   line: 19,
                                   column: 26,
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                               attribute_path: [
                                Raw(
                                 PartRaw {
                                  content: "mdDoc",
                                  span: Span {
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                                    column: 27,
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                                   end: Position {
                                    line: 19,
                                    column: 32,
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                                  },
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                               default: None,
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                             ),
                             arguments: [
                              IndentedString(
                               IndentedString {
                                parts: [
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                                   content: "User to use to run nullmailer-send.\n",
                                   span: Span {
                                    start: Position {
                                     line: 20,
                                     column: 1,
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                                    end: Position {
                                     line: 21,
                                     column: 9,
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                                   },
                                  },
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                                span: Span {
                                 start: Position {
                                  line: 19,
                                  column: 33,
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                                 end: Position {
                                  line: 21,
                                  column: 11,
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                                },
                               },
                              ),
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                            },
                           ),
                          },
                         ),
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                        span: Span {
                         start: Position {
                          line: 16,
                          column: 23,
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                         end: Position {
                          line: 22,
                          column: 8,
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                      ),
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                   ),
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                 KeyValue(
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                     PartRaw {
                      content: "group",
                      span: Span {
                       start: Position {
                        line: 24,
                        column: 7,
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                       end: Position {
                        line: 24,
                        column: 12,
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                     },
                    ),
                   ],
                   to: FunctionApplication(
                    FunctionApplication {
                     function: Identifier(
                      Identifier {
                       id: "mkOption",
                       span: Span {
                        start: Position {
                         line: 24,
                         column: 15,
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                        end: Position {
                         line: 24,
                         column: 23,
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                     arguments: [
                      Map(
                       Map {
                        recursive: false,
                        bindings: [
                         KeyValue(
                          BindingKeyValue {
                           from: [
                            Raw(
                             PartRaw {
                              content: "type",
                              span: Span {
                               start: Position {
                                line: 25,
                                column: 9,
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                               end: Position {
                                line: 25,
                                column: 13,
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                              },
                             },
                            ),
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                           to: PropertyAccess(
                            PropertyAccess {
                             expression: Identifier(
                              Identifier {
                               id: "types",
                               span: Span {
                                start: Position {
                                 line: 25,
                                 column: 16,
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                                end: Position {
                                 line: 25,
                                 column: 21,
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                             attribute_path: [
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                                span: Span {
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                                  column: 22,
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                                 end: Position {
                                  line: 25,
                                  column: 25,
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                             default: None,
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                         KeyValue(
                          BindingKeyValue {
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                             PartRaw {
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                              span: Span {
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                                column: 9,
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                               end: Position {
                                line: 26,
                                column: 16,
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                           to: String(
                            String_ {
                             parts: [
                              Raw(
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                                content: "nullmailer",
                                span: Span {
                                 start: Position {
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                                  column: 20,
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                                 end: Position {
                                  line: 26,
                                  column: 30,
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                             span: Span {
                              start: Position {
                               line: 26,
                               column: 19,
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                              end: Position {
                               line: 26,
                               column: 31,
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                            },
                           ),
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                         KeyValue(
                          BindingKeyValue {
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                            Raw(
                             PartRaw {
                              content: "description",
                              span: Span {
                               start: Position {
                                line: 27,
                                column: 9,
                               },
                               end: Position {
                                line: 27,
                                column: 20,
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                              },
                             },
                            ),
                           ],
                           to: FunctionApplication(
                            FunctionApplication {
                             function: PropertyAccess(
                              PropertyAccess {
                               expression: Identifier(
                                Identifier {
                                 id: "lib",
                                 span: Span {
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                                   column: 23,
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                                  end: Position {
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                                   column: 26,
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                               attribute_path: [
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                                    column: 27,
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                                   end: Position {
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                                    column: 32,
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                               default: None,
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                             arguments: [
                              IndentedString(
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                                parts: [
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                                   content: "Group to use to run nullmailer-send.\n",
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                                     line: 28,
                                     column: 1,
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                                    end: Position {
                                     line: 29,
                                     column: 9,
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                                span: Span {
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                                  column: 33,
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                                  column: 11,
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                        span: Span {
                         start: Position {
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                          column: 24,
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                         end: Position {
                          line: 30,
                          column: 8,
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                 KeyValue(
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                      span: Span {
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                        column: 7,
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                       end: Position {
                        line: 32,
                        column: 18,
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                   to: FunctionApplication(
                    FunctionApplication {
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                       span: Span {
                        start: Position {
                         line: 32,
                         column: 21,
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                        end: Position {
                         line: 32,
                         column: 29,
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                     arguments: [
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                       Map {
                        recursive: false,
                        bindings: [
                         KeyValue(
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                                column: 9,
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                               end: Position {
                                line: 33,
                                column: 13,
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                           to: PropertyAccess(
                            PropertyAccess {
                             expression: Identifier(
                              Identifier {
                               id: "types",
                               span: Span {
                                start: Position {
                                 line: 33,
                                 column: 16,
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                                end: Position {
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                                 column: 21,
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                             attribute_path: [
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                                  column: 22,
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                                  column: 26,
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                             default: None,
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                         KeyValue(
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                         KeyValue(
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                               end: Position {
                                line: 35,
                                column: 20,
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                           to: FunctionApplication(
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                               attribute_path: [
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                             arguments: [
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                                    end: Position {
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                        column: 18,
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                    FunctionApplication {
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                       span: Span {
                        start: Position {
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                         column: 21,
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                         column: 29,
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                        recursive: false,
                        bindings: [
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                               end: Position {
                                line: 39,
                                column: 13,
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                           to: FunctionApplication(
                            FunctionApplication {
                             function: PropertyAccess(
                              PropertyAccess {
                               expression: Identifier(
                                Identifier {
                                 id: "types",
                                 span: Span {
                                  start: Position {
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                                   column: 16,
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                                  end: Position {
                                   line: 39,
                                   column: 21,
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                               attribute_path: [
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                                    column: 28,
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                               default: None,
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                             arguments: [
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                                expression: Identifier(
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                                        content: "Sets  the  environment variable $HELOHOST which is used by the\nSMTP protocol module to set the parameter given to the HELO command.\nDefaults to the value of the me configuration attribute.\n",
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