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: LetIn(
     LetIn {
      bindings: [
       KeyValue(
        BindingKeyValue {
         from: [
          Raw(
           PartRaw {
            content: "cfg",
            span: Span {
             start: Position {
              line: 5,
              column: 3,
             },
             end: Position {
              line: 5,
              column: 6,
             },
            },
           },
          ),
         ],
         to: PropertyAccess(
          PropertyAccess {
           expression: Identifier(
            Identifier {
             id: "config",
             span: Span {
              start: Position {
               line: 5,
               column: 9,
              },
              end: Position {
               line: 5,
               column: 15,
              },
             },
            },
           ),
           attribute_path: [
            Raw(
             PartRaw {
              content: "services",
              span: Span {
               start: Position {
                line: 5,
                column: 16,
               },
               end: Position {
                line: 5,
                column: 24,
               },
              },
             },
            ),
            Raw(
             PartRaw {
              content: "postgrey",
              span: Span {
               start: Position {
                line: 5,
                column: 25,
               },
               end: Position {
                line: 5,
                column: 33,
               },
              },
             },
            ),
           ],
           default: None,
          },
         ),
        },
       ),
       KeyValue(
        BindingKeyValue {
         from: [
          Raw(
           PartRaw {
            content: "natural",
            span: Span {
             start: Position {
              line: 7,
              column: 3,
             },
             end: Position {
              line: 7,
              column: 10,
             },
            },
           },
          ),
         ],
         to: With(
          With {
           expression: Identifier(
            Identifier {
             id: "types",
             span: Span {
              start: Position {
               line: 7,
               column: 18,
              },
              end: Position {
               line: 7,
               column: 23,
              },
             },
            },
           ),
           target: FunctionApplication(
            FunctionApplication {
             function: Identifier(
              Identifier {
               id: "addCheck",
               span: Span {
                start: Position {
                 line: 7,
                 column: 25,
                },
                end: Position {
                 line: 7,
                 column: 33,
                },
               },
              },
             ),
             arguments: [
              Identifier(
               Identifier {
                id: "int",
                span: Span {
                 start: Position {
                  line: 7,
                  column: 34,
                 },
                 end: Position {
                  line: 7,
                  column: 37,
                 },
                },
               },
              ),
              Function(
               Function {
                head: Simple(
                 FunctionHeadSimple {
                  identifier: "x",
                 },
                ),
                body: BinaryOperation(
                 BinaryOperation {
                  left: Identifier(
                   Identifier {
                    id: "x",
                    span: Span {
                     start: Position {
                      line: 7,
                      column: 42,
                     },
                     end: Position {
                      line: 7,
                      column: 43,
                     },
                    },
                   },
                  ),
                  operator: GreaterThanOrEqualTo,
                  right: Integer(
                   Integer {
                    value: "0",
                    span: Span {
                     start: Position {
                      line: 7,
                      column: 47,
                     },
                     end: Position {
                      line: 7,
                      column: 48,
                     },
                    },
                   },
                  ),
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                ),
                span: Span {
                 start: Position {
                  line: 7,
                  column: 39,
                 },
                 end: Position {
                  line: 7,
                  column: 48,
                 },
                },
               },
              ),
             ],
            },
           ),
           span: Span {
            start: Position {
             line: 7,
             column: 13,
            },
            end: Position {
             line: 7,
             column: 49,
            },
           },
          },
         ),
        },
       ),
       KeyValue(
        BindingKeyValue {
         from: [
          Raw(
           PartRaw {
            content: "natural'",
            span: Span {
             start: Position {
              line: 8,
              column: 3,
             },
             end: Position {
              line: 8,
              column: 11,
             },
            },
           },
          ),
         ],
         to: With(
          With {
           expression: Identifier(
            Identifier {
             id: "types",
             span: Span {
              start: Position {
               line: 8,
               column: 19,
              },
              end: Position {
               line: 8,
               column: 24,
              },
             },
            },
           ),
           target: FunctionApplication(
            FunctionApplication {
             function: Identifier(
              Identifier {
               id: "addCheck",
               span: Span {
                start: Position {
                 line: 8,
                 column: 26,
                },
                end: Position {
                 line: 8,
                 column: 34,
                },
               },
              },
             ),
             arguments: [
              Identifier(
               Identifier {
                id: "int",
                span: Span {
                 start: Position {
                  line: 8,
                  column: 35,
                 },
                 end: Position {
                  line: 8,
                  column: 38,
                 },
                },
               },
              ),
              Function(
               Function {
                head: Simple(
                 FunctionHeadSimple {
                  identifier: "x",
                 },
                ),
                body: BinaryOperation(
                 BinaryOperation {
                  left: Identifier(
                   Identifier {
                    id: "x",
                    span: Span {
                     start: Position {
                      line: 8,
                      column: 43,
                     },
                     end: Position {
                      line: 8,
                      column: 44,
                     },
                    },
                   },
                  ),
                  operator: GreaterThan,
                  right: Integer(
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                    span: Span {
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                      line: 8,
                      column: 47,
                     },
                     end: Position {
                      line: 8,
                      column: 48,
                     },
                    },
                   },
                  ),
                 },
                ),
                span: Span {
                 start: Position {
                  line: 8,
                  column: 40,
                 },
                 end: Position {
                  line: 8,
                  column: 48,
                 },
                },
               },
              ),
             ],
            },
           ),
           span: Span {
            start: Position {
             line: 8,
             column: 14,
            },
            end: Position {
             line: 8,
             column: 49,
            },
           },
          },
         ),
        },
       ),
       KeyValue(
        BindingKeyValue {
         from: [
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           PartRaw {
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              line: 10,
              column: 3,
             },
             end: Position {
              line: 10,
              column: 9,
             },
            },
           },
          ),
         ],
         to: With(
          With {
           expression: Identifier(
            Identifier {
             id: "types",
             span: Span {
              start: Position {
               line: 10,
               column: 17,
              },
              end: Position {
               line: 10,
               column: 22,
              },
             },
            },
           ),
           target: FunctionApplication(
            FunctionApplication {
             function: Identifier(
              Identifier {
               id: "addCheck",
               span: Span {
                start: Position {
                 line: 10,
                 column: 24,
                },
                end: Position {
                 line: 10,
                 column: 32,
                },
               },
              },
             ),
             arguments: [
              FunctionApplication(
               FunctionApplication {
                function: Identifier(
                 Identifier {
                  id: "either",
                  span: Span {
                   start: Position {
                    line: 10,
                    column: 34,
                   },
                   end: Position {
                    line: 10,
                    column: 40,
                   },
                  },
                 },
                ),
                arguments: [
                 FunctionApplication(
                  FunctionApplication {
                   function: Identifier(
                    Identifier {
                     id: "submodule",
                     span: Span {
                      start: Position {
                       line: 10,
                       column: 42,
                      },
                      end: Position {
                       line: 10,
                       column: 51,
                      },
                     },
                    },
                   ),
                   arguments: [
                    Identifier(
                     Identifier {
                      id: "unixSocket",
                      span: Span {
                       start: Position {
                        line: 10,
                        column: 52,
                       },
                       end: Position {
                        line: 10,
                        column: 62,
                       },
                      },
                     },
                    ),
                   ],
                  },
                 ),
                 FunctionApplication(
                  FunctionApplication {
                   function: Identifier(
                    Identifier {
                     id: "submodule",
                     span: Span {
                      start: Position {
                       line: 10,
                       column: 65,
                      },
                      end: Position {
                       line: 10,
                       column: 74,
                      },
                     },
                    },
                   ),
                   arguments: [
                    Identifier(
                     Identifier {
                      id: "inetSocket",
                      span: Span {
                       start: Position {
                        line: 10,
                        column: 75,
                       },
                       end: Position {
                        line: 10,
                        column: 85,
                       },
                      },
                     },
                    ),
                   ],
                  },
                 ),
                ],
               },
              ),
              Function(
               Function {
                head: Simple(
                 FunctionHeadSimple {
                  identifier: "x",
                 },
                ),
                body: BinaryOperation(
                 BinaryOperation {
                  left: HasAttribute(
                   HasAttribute {
                    expression: Identifier(
                     Identifier {
                      id: "x",
                      span: Span {
                       start: Position {
                        line: 10,
                        column: 92,
                       },
                       end: Position {
                        line: 10,
                        column: 93,
                       },
                      },
                     },
                    ),
                    attribute_path: [
                     Raw(
                      PartRaw {
                       content: "path",
                       span: Span {
                        start: Position {
                         line: 10,
                         column: 96,
                        },
                        end: Position {
                         line: 10,
                         column: 100,
                        },
                       },
                      },
                     ),
                    ],
                   },
                  ),
                  operator: LogicalOr,
                  right: HasAttribute(
                   HasAttribute {
                    expression: Identifier(
                     Identifier {
                      id: "x",
                      span: Span {
                       start: Position {
                        line: 10,
                        column: 104,
                       },
                       end: Position {
                        line: 10,
                        column: 105,
                       },
                      },
                     },
                    ),
                    attribute_path: [
                     Raw(
                      PartRaw {
                       content: "port",
                       span: Span {
                        start: Position {
                         line: 10,
                         column: 108,
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                        end: Position {
                         line: 10,
                         column: 112,
                        },
                       },
                      },
                     ),
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                  ),
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                ),
                span: Span {
                 start: Position {
                  line: 10,
                  column: 89,
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                 end: Position {
                  line: 10,
                  column: 112,
                 },
                },
               },
              ),
             ],
            },
           ),
           span: Span {
            start: Position {
             line: 10,
             column: 12,
            },
            end: Position {
             line: 10,
             column: 113,
            },
           },
          },
         ),
        },
       ),
       KeyValue(
        BindingKeyValue {
         from: [
          Raw(
           PartRaw {
            content: "inetSocket",
            span: Span {
             start: Position {
              line: 12,
              column: 3,
             },
             end: Position {
              line: 12,
              column: 13,
             },
            },
           },
          ),
         ],
         to: With(
          With {
           expression: Identifier(
            Identifier {
             id: "types",
             span: Span {
              start: Position {
               line: 12,
               column: 21,
              },
              end: Position {
               line: 12,
               column: 26,
              },
             },
            },
           ),
           target: Map(
            Map {
             recursive: false,
             bindings: [
              KeyValue(
               BindingKeyValue {
                from: [
                 Raw(
                  PartRaw {
                   content: "options",
                   span: Span {
                    start: Position {
                     line: 13,
                     column: 5,
                    },
                    end: Position {
                     line: 13,
                     column: 12,
                    },
                   },
                  },
                 ),
                ],
                to: Map(
                 Map {
                  recursive: false,
                  bindings: [
                   KeyValue(
                    BindingKeyValue {
                     from: [
                      Raw(
                       PartRaw {
                        content: "addr",
                        span: Span {
                         start: Position {
                          line: 14,
                          column: 7,
                         },
                         end: Position {
                          line: 14,
                          column: 11,
                         },
                        },
                       },
                      ),
                     ],
                     to: FunctionApplication(
                      FunctionApplication {
                       function: Identifier(
                        Identifier {
                         id: "mkOption",
                         span: Span {
                          start: Position {
                           line: 14,
                           column: 14,
                          },
                          end: Position {
                           line: 14,
                           column: 22,
                          },
                         },
                        },
                       ),
                       arguments: [
                        Map(
                         Map {
                          recursive: false,
                          bindings: [
                           KeyValue(
                            BindingKeyValue {
                             from: [
                              Raw(
                               PartRaw {
                                content: "type",
                                span: Span {
                                 start: Position {
                                  line: 15,
                                  column: 9,
                                 },
                                 end: Position {
                                  line: 15,
                                  column: 13,
                                 },
                                },
                               },
                              ),
                             ],
                             to: FunctionApplication(
                              FunctionApplication {
                               function: Identifier(
                                Identifier {
                                 id: "nullOr",
                                 span: Span {
                                  start: Position {
                                   line: 15,
                                   column: 16,
                                  },
                                  end: Position {
                                   line: 15,
                                   column: 22,
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                                 },
                                },
                               ),
                               arguments: [
                                Identifier(
                                 Identifier {
                                  id: "str",
                                  span: Span {
                                   start: Position {
                                    line: 15,
                                    column: 23,
                                   },
                                   end: Position {
                                    line: 15,
                                    column: 26,
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                                  },
                                 },
                                ),
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                              },
                             ),
                            },
                           ),
                           KeyValue(
                            BindingKeyValue {
                             from: [
                              Raw(
                               PartRaw {
                                content: "default",
                                span: Span {
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                                  column: 9,
                                 },
                                 end: Position {
                                  line: 16,
                                  column: 16,
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                                },
                               },
                              ),
                             ],
                             to: Identifier(
                              Identifier {
                               id: "null",
                               span: Span {
                                start: Position {
                                 line: 16,
                                 column: 19,
                                },
                                end: Position {
                                 line: 16,
                                 column: 23,
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                              },
                             ),
                            },
                           ),
                           KeyValue(
                            BindingKeyValue {
                             from: [
                              Raw(
                               PartRaw {
                                content: "example",
                                span: Span {
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                                  column: 9,
                                 },
                                 end: Position {
                                  line: 17,
                                  column: 16,
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                                },
                               },
                              ),
                             ],
                             to: String(
                              String_ {
                               parts: [
                                Raw(
                                 PartRaw {
                                  content: "127.0.0.1",
                                  span: Span {
                                   start: Position {
                                    line: 17,
                                    column: 20,
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                                   end: Position {
                                    line: 17,
                                    column: 29,
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                                  },
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                                ),
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                               span: Span {
                                start: Position {
                                 line: 17,
                                 column: 19,
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                                end: Position {
                                 line: 17,
                                 column: 30,
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                              },
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                           ),
                           KeyValue(
                            BindingKeyValue {
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                                span: Span {
                                 start: Position {
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                                  column: 9,
                                 },
                                 end: Position {
                                  line: 18,
                                  column: 20,
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                                },
                               },
                              ),
                             ],
                             to: FunctionApplication(
                              FunctionApplication {
                               function: PropertyAccess(
                                PropertyAccess {
                                 expression: Identifier(
                                  Identifier {
                                   id: "lib",
                                   span: Span {
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                                     line: 18,
                                     column: 23,
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                                    end: Position {
                                     line: 18,
                                     column: 26,
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                                 attribute_path: [
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                                   PartRaw {
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                                      column: 27,
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                                     end: Position {
                                      line: 18,
                                      column: 32,
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                                    },
                                   },
                                  ),
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                                 default: None,
                                },
                               ),
                               arguments: [
                                String(
                                 String_ {
                                  parts: [
                                   Raw(
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                                     content: "The address to bind to. Localhost if null",
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                                       line: 18,
                                       column: 34,
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                                      end: Position {
                                       line: 18,
                                       column: 75,
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                                    },
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                                  span: Span {
                                   start: Position {
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                                    column: 33,
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                                   end: Position {
                                    line: 18,
                                    column: 76,
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                                  },
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                          span: Span {
                           start: Position {
                            line: 14,
                            column: 23,
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                           end: Position {
                            line: 19,
                            column: 8,
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                        ),
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                     ),
                    },
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                   KeyValue(
                    BindingKeyValue {
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                       PartRaw {
                        content: "port",
                        span: Span {
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                          column: 7,
                         },
                         end: Position {
                          line: 20,
                          column: 11,
                         },
                        },
                       },
                      ),
                     ],
                     to: FunctionApplication(
                      FunctionApplication {
                       function: Identifier(
                        Identifier {
                         id: "mkOption",
                         span: Span {
                          start: Position {
                           line: 20,
                           column: 14,
                          },
                          end: Position {
                           line: 20,
                           column: 22,
                          },
                         },
                        },
                       ),
                       arguments: [
                        Map(
                         Map {
                          recursive: false,
                          bindings: [
                           KeyValue(
                            BindingKeyValue {
                             from: [
                              Raw(
                               PartRaw {
                                content: "type",
                                span: Span {
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                                  column: 9,
                                 },
                                 end: Position {
                                  line: 21,
                                  column: 13,
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                               },
                              ),
                             ],
                             to: Identifier(
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                               span: Span {
                                start: Position {
                                 line: 21,
                                 column: 16,
                                },
                                end: Position {
                                 line: 21,
                                 column: 24,
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                           KeyValue(
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                                  column: 16,
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                             to: Integer(
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                               span: Span {
                                start: Position {
                                 line: 22,
                                 column: 19,
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                                end: Position {
                                 line: 22,
                                 column: 24,
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                             ),
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                           ),
                           KeyValue(
                            BindingKeyValue {
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                                span: Span {
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                                  column: 9,
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                                 end: Position {
                                  line: 23,
                                  column: 20,
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                              ),
                             ],
                             to: FunctionApplication(
                              FunctionApplication {
                               function: PropertyAccess(
                                PropertyAccess {
                                 expression: Identifier(
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                                   id: "lib",
                                   span: Span {
                                    start: Position {
                                     line: 23,
                                     column: 23,
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                                    end: Position {
                                     line: 23,
                                     column: 26,
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                                   },
                                  },
                                 ),
                                 attribute_path: [
                                  Raw(
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                                    content: "mdDoc",
                                    span: Span {
                                     start: Position {
                                      line: 23,
                                      column: 27,
                                     },
                                     end: Position {
                                      line: 23,
                                      column: 32,
                                     },
                                    },
                                   },
                                  ),
                                 ],
                                 default: None,
                                },
                               ),
                               arguments: [
                                String(
                                 String_ {
                                  parts: [
                                   Raw(
                                    PartRaw {
                                     content: "Tcp port to bind to",
                                     span: Span {
                                      start: Position {
                                       line: 23,
                                       column: 34,
                                      },
                                      end: Position {
                                       line: 23,
                                       column: 53,
                                      },
                                     },
                                    },
                                   ),
                                  ],
                                  span: Span {
                                   start: Position {
                                    line: 23,
                                    column: 33,
                                   },
                                   end: Position {
                                    line: 23,
                                    column: 54,
                                   },
                                  },
                                 },
                                ),
                               ],
                              },
                             ),
                            },
                           ),
                          ],
                          span: Span {
                           start: Position {
                            line: 20,
                            column: 23,
                           },
                           end: Position {
                            line: 24,
                            column: 8,
                           },
                          },
                         },
                        ),
                       ],
                      },
                     ),
                    },
                   ),
                  ],
                  span: Span {
                   start: Position {
                    line: 13,
                    column: 15,
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                   end: Position {
                    line: 25,
                    column: 6,
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                 },
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             span: Span {
              start: Position {
               line: 12,
               column: 28,
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              end: Position {
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               column: 4,
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            },
           ),
           span: Span {
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             line: 12,
             column: 16,
            },
            end: Position {
             line: 26,
             column: 4,
            },
           },
          },
         ),
        },
       ),
       KeyValue(
        BindingKeyValue {
         from: [
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           PartRaw {
            content: "unixSocket",
            span: Span {
             start: Position {
              line: 28,
              column: 3,
             },
             end: Position {
              line: 28,
              column: 13,
             },
            },
           },
          ),
         ],
         to: With(
          With {
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