Function(
 Function {
  head: Destructured(
   FunctionHeadDestructured {
    ellipsis: false,
    identifier: None,
    arguments: [
     FunctionHeadDestructuredArgument {
      identifier: "lib",
      default: None,
     },
    ],
   },
  ),
  body: Map(
   Map {
    recursive: false,
    bindings: [
     KeyValue(
      BindingKeyValue {
       from: [
        Raw(
         PartRaw {
          content: "proxyImpureEnvVars",
          span: Span {
           start: Position {
            line: 5,
            column: 3,
           },
           end: Position {
            line: 5,
            column: 21,
           },
          },
         },
        ),
       ],
       to: List(
        List {
         elements: [
          String(
           String_ {
            parts: [
             Raw(
              PartRaw {
               content: "http_proxy",
               span: Span {
                start: Position {
                 line: 10,
                 column: 6,
                },
                end: Position {
                 line: 10,
                 column: 16,
                },
               },
              },
             ),
            ],
            span: Span {
             start: Position {
              line: 10,
              column: 5,
             },
             end: Position {
              line: 10,
              column: 17,
             },
            },
           },
          ),
          String(
           String_ {
            parts: [
             Raw(
              PartRaw {
               content: "https_proxy",
               span: Span {
                start: Position {
                 line: 10,
                 column: 19,
                },
                end: Position {
                 line: 10,
                 column: 30,
                },
               },
              },
             ),
            ],
            span: Span {
             start: Position {
              line: 10,
              column: 18,
             },
             end: Position {
              line: 10,
              column: 31,
             },
            },
           },
          ),
          String(
           String_ {
            parts: [
             Raw(
              PartRaw {
               content: "ftp_proxy",
               span: Span {
                start: Position {
                 line: 10,
                 column: 33,
                },
                end: Position {
                 line: 10,
                 column: 42,
                },
               },
              },
             ),
            ],
            span: Span {
             start: Position {
              line: 10,
              column: 32,
             },
             end: Position {
              line: 10,
              column: 43,
             },
            },
           },
          ),
          String(
           String_ {
            parts: [
             Raw(
              PartRaw {
               content: "all_proxy",
               span: Span {
                start: Position {
                 line: 10,
                 column: 45,
                },
                end: Position {
                 line: 10,
                 column: 54,
                },
               },
              },
             ),
            ],
            span: Span {
             start: Position {
              line: 10,
              column: 44,
             },
             end: Position {
              line: 10,
              column: 55,
             },
            },
           },
          ),
          String(
           String_ {
            parts: [
             Raw(
              PartRaw {
               content: "no_proxy",
               span: Span {
                start: Position {
                 line: 10,
                 column: 57,
                },
                end: Position {
                 line: 10,
                 column: 65,
                },
               },
              },
             ),
            ],
            span: Span {
             start: Position {
              line: 10,
              column: 56,
             },
             end: Position {
              line: 10,
              column: 66,
             },
            },
           },
          ),
         ],
         span: Span {
          start: Position {
           line: 5,
           column: 24,
          },
          end: Position {
           line: 11,
           column: 4,
          },
         },
        },
       ),
      },
     ),
    ],
    span: Span {
     start: Position {
      line: 3,
      column: 1,
     },
     end: Position {
      line: 13,
      column: 2,
     },
    },
   },
  ),
  span: Span {
   start: Position {
    line: 2,
    column: 1,
   },
   end: Position {
    line: 13,
    column: 2,
   },
  },
 },
)