(CommandList
  children: [
    (AndOr
      children: [
        (FuncDef
          name: _iftop
          body: 
            (BraceGroup
              children: [
                (Assignment
                  keyword: Assign_Local
                  pairs: [
                    (assign_pair lhs:(LhsName name:cur) op:Equal spids:[13])
                    (assign_pair lhs:(LhsName name:prev) op:Equal spids:[15])
                    (assign_pair lhs:(LhsName name:words) op:Equal spids:[17])
                    (assign_pair lhs:(LhsName name:cword) op:Equal spids:[19])
                  ]
                  spids: [11]
                )
                (AndOr
                  children: [(C {(_init_completion)}) (ControlFlow token:<ControlFlow_Return return>)]
                  op_id: Op_DPipe
                )
                (Case
                  to_match: {($ VSub_Name '$prev')}
                  arms: [
                    (case_arm
                      pat_list: [{(-h)} {(-f)} {(-F)} {(-m)}]
                      action: [(ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})]
                      spids: [37 44 52 16777215]
                    )
                    (case_arm
                      pat_list: [{(-i)}]
                      action: [
                        (C {(_available_interfaces)} {(-a)})
                        (ControlFlow
                          token: <ControlFlow_Return return>
                          arg_word: {(0)}
                        )
                      ]
                      spids: [55 56 69 16777215]
                    )
                    (case_arm
                      pat_list: [{(-c)}]
                      action: [
                        (C {(_filedir)})
                        (ControlFlow
                          token: <ControlFlow_Return return>
                          arg_word: {(0)}
                        )
                      ]
                      spids: [72 73 84 16777215]
                    )
                  ]
                  spids: [30 34 87]
                )
                (Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (LhsName name:COMPREPLY)
                      op: Equal
                      rhs: 
                        {
                          (ArrayLiteralPart
                            words: [
                              {
                                (CommandSubPart
                                  command_list: 
                                    (CommandList
                                      children: [
                                        (C {(compgen)} {(-W)} {(SQ <'$( _parse_help "$1" -h )'>)} {(--)} 
                                          {(DQ ($ VSub_Name '$cur'))}
                                        )
                                      ]
                                    )
                                  left_token: <Left_CommandSub '$('>
                                  spids: [94 110]
                                )
                              }
                            ]
                          )
                        }
                      spids: [91]
                    )
                  ]
                  spids: [91]
                )
              ]
              spids: [8]
            )
          spids: [4 7]
        )
        (C {(complete)} {(-F)} {(_iftop)} {(iftop)})
      ]
      op_id: Op_DAmp
    )
  ]
)