(CommandList
  children: [
    (AndOr
      children: [
        (DBracket
          expr: 
            (BoolBinary
              op_id: BoolBinary_GlobDEqual
              left: {($ VSub_Name '$OSTYPE')}
              right: {(Lit_Other '*') (linux) (Lit_Other '*')}
            )
        )
        (ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
      ]
      op_id: Op_DPipe
    )
    (AndOr
      children: [
        (FuncDef
          name: _route
          body: 
            (BraceGroup
              children: [
                (Assignment
                  keyword: Assign_Local
                  pairs: [
                    (assign_pair lhs:(LhsName name:cur) op:Equal spids:[32])
                    (assign_pair lhs:(LhsName name:prev) op:Equal spids:[34])
                    (assign_pair lhs:(LhsName name:words) op:Equal spids:[36])
                    (assign_pair lhs:(LhsName name:cword) op:Equal spids:[38])
                  ]
                  spids: [30]
                )
                (AndOr
                  children: [(C {(_init_completion)}) (ControlFlow token:<ControlFlow_Return return>)]
                  op_id: Op_DPipe
                )
                (If
                  arms: [
                    (if_arm
                      cond: [
                        (Sentence
                          child: 
                            (DBracket
                              expr: 
                                (BoolBinary
                                  op_id: BoolBinary_GlobDEqual
                                  left: {($ VSub_Name '$prev')}
                                  right: {(dev)}
                                )
                            )
                          terminator: <Op_Semi ';'>
                        )
                      ]
                      action: [
                        (C {(_available_interfaces)})
                        (ControlFlow
                          token: <ControlFlow_Return return>
                          arg_word: {(0)}
                        )
                      ]
                      spids: [16777215 62]
                    )
                  ]
                  spids: [16777215 73]
                )
                (Assignment
                  keyword: Assign_Local
                  pairs: [
                    (assign_pair lhs:(LhsName name:opt) op:Equal spids:[83])
                    (assign_pair lhs:(LhsName name:found) op:Equal spids:[85])
                    (assign_pair lhs:(LhsName name:i) op:Equal spids:[87])
                  ]
                  spids: [81]
                )
                (ForEach
                  iter_name: opt
                  iter_words: [
                    {(add)}
                    {(del)}
                    {(-host)}
                    {(-net)}
                    {(netmask)}
                    {(metric)}
                    {(mss)}
                    {(window)}
                    {(irtt)}
                    {(reject)}
                    {(mod)}
                    {(dyn)}
                    {(reinstate)}
                    {(dev)}
                    {(default)}
                    {(gw)}
                  ]
                  do_arg_iter: False
                  body: 
                    (DoGroup
                      children: [
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:found)
                              op: Equal
                              rhs: {(false)}
                              spids: [134]
                            )
                          ]
                          spids: [134]
                        )
                        (ForExpr
                          init: 
                            (BinaryAssign
                              op_id: Arith_Equal
                              left: (LhsName name:i)
                              right: (ArithWord w:{(Lit_Digits 1)})
                            )
                          cond: 
                            (ArithBinary
                              op_id: Arith_Less
                              left: (ArithVarRef name:i)
                              right: 
                                (ArithBinary
                                  op_id: Arith_Minus
                                  left: 
                                    (ArithWord
                                      w: 
                                        {
                                          (BracedVarSub
                                            token: <VSub_Name words>
                                            prefix_op: VSub_Pound
                                            bracket_op: (WholeArray op_id:Lit_At)
                                            spids: [151 157]
                                          )
                                        }
                                    )
                                  right: (ArithWord w:{(Lit_Digits 1)})
                                )
                            )
                          update: (UnaryAssign op_id:Node_PostDPlus child:(LhsName name:i))
                          body: 
                            (DoGroup
                              children: [
                                (AndOr
                                  children: [
                                    (DBracket
                                      expr: 
                                        (BoolBinary
                                          op_id: BoolBinary_GlobDEqual
                                          left: 
                                            {
                                              (BracedVarSub
                                                token: <VSub_Name words>
                                                bracket_op: (ArrayIndex expr:(ArithVarRef name:i))
                                                spids: [174 179]
                                              )
                                            }
                                          right: {($ VSub_Name '$opt')}
                                        )
                                    )
                                    (AndOr
                                      children: [
                                        (Assignment
                                          keyword: Assign_None
                                          pairs: [
                                            (assign_pair
                                              lhs: (LhsName name:found)
                                              op: Equal
                                              rhs: {(true)}
                                              spids: [189]
                                            )
                                          ]
                                          spids: [189]
                                        )
                                        (ControlFlow
                                          token: <ControlFlow_Break break>
                                        )
                                      ]
                                      op_id: Op_DAmp
                                    )
                                  ]
                                  op_id: Op_DAmp
                                )
                              ]
                              spids: [169 197]
                            )
                        )
                        (AndOr
                          children: [
                            (C {($ VSub_Name '$found')})
                            (C 
                              {(COMPREPLY) (Lit_Other '[') 
                                (BracedVarSub
                                  token: <VSub_Name COMPREPLY>
                                  prefix_op: VSub_Pound
                                  bracket_op: (WholeArray op_id:Lit_At)
                                  spids: [206 212]
                                ) (Lit_Other ']') (Lit_Other '=') (DQ ($ VSub_Name '$opt'))
                              }
                            )
                          ]
                          op_id: Op_DPipe
                        )
                      ]
                      spids: [131 220]
                    )
                  spids: [95 129]
                )
                (Assignment
                  keyword: Assign_None
                  pairs: [
                    (assign_pair
                      lhs: (LhsName name:COMPREPLY)
                      op: Equal
                      rhs: 
                        {
                          (ArrayLiteralPart
                            words: [
                              {
                                (CommandSubPart
                                  command_list: 
                                    (CommandList
                                      children: [
                                        (C {(compgen)} {(-W)} {(SQ <'"${COMPREPLY[@]}"'>)} {(--)} 
                                          {(DQ ($ VSub_Name '$cur'))}
                                        )
                                      ]
                                    )
                                  left_token: <Left_CommandSub '$('>
                                  spids: [227 243]
                                )
                              }
                            ]
                          )
                        }
                      spids: [224]
                    )
                  ]
                  spids: [224]
                )
              ]
              spids: [27]
            )
          spids: [23 26]
        )
        (C {(complete)} {(-F)} {(_route)} {(route)})
      ]
      op_id: Op_DAmp
    )
  ]
)