(command.AndOr
  ops: [Id.Op_DAmp]
  children: [
    (command.ShFunction
      name: _iptables
      body: 
        (command.BraceGroup
          children: [
            (C {(local)} {(cur)} {(prev)} {(words)} {(cword)} {(split)})
            (command.AndOr
              ops: [Id.Op_DPipe]
              children: [
                (C {(_init_completion)} {(-s)})
                (command.ControlFlow
                  token: (Token id:Id.ControlFlow_Return val:return span_id:30)
                )
              ]
            )
            (C {(local)} {(table)} 
              {(Id.Lit_VarLike 'chain=') 
                (SQ (Token id:Id.Lit_Chars val:'s/^Chain \\([^ ]\\{1,\\}\\).*$/\\1/p' span_id:40))
              }
            )
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (command.Sentence
                      child: 
                        (command.DBracket
                          expr: 
                            (bool_expr.Binary
                              op_id: Id.BoolBinary_GlobDEqual
                              left: 
                                {
                                  (braced_var_sub
                                    token: (Token id:Id.VSub_Name val:words span_id:50)
                                    bracket_op: (bracket_op.WholeArray op_id:Id.Lit_At)
                                  )
                                }
                              right: 
                                {(Id.Lit_Other '*') (Id.BoolUnary_t -t) 
                                  (word_part.EscapedLiteral
                                    token: (Token id:Id.Lit_EscapedChar val:'\\ ' span_id:60)
                                  ) (Id.Lit_Other '*') (filter) (Id.Lit_Other '*')
                                }
                            )
                        )
                      terminator: (Token id:Id.Op_Semi val:';' span_id:66)
                    )
                  ]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:table)
                          op: assign_op.Equal
                          rhs: {(DQ ('-t filter'))}
                          spids: [71]
                        )
                      ]
                    )
                  ]
                  spids: [45 68]
                )
                (if_arm
                  cond: [
                    (command.Sentence
                      child: 
                        (command.DBracket
                          expr: 
                            (bool_expr.Binary
                              op_id: Id.BoolBinary_GlobDEqual
                              left: 
                                {
                                  (braced_var_sub
                                    token: (Token id:Id.VSub_Name val:words span_id:82)
                                    bracket_op: (bracket_op.WholeArray op_id:Id.Lit_At)
                                  )
                                }
                              right: 
                                {(Id.Lit_Other '*') (Id.BoolUnary_t -t) 
                                  (word_part.EscapedLiteral
                                    token: (Token id:Id.Lit_EscapedChar val:'\\ ' span_id:92)
                                  ) (Id.Lit_Other '*') (nat) (Id.Lit_Other '*')
                                }
                            )
                        )
                      terminator: (Token id:Id.Op_Semi val:';' span_id:98)
                    )
                  ]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:table)
                          op: assign_op.Equal
                          rhs: {(DQ ('-t nat'))}
                          spids: [103]
                        )
                      ]
                    )
                  ]
                  spids: [77 100]
                )
                (if_arm
                  cond: [
                    (command.Sentence
                      child: 
                        (command.DBracket
                          expr: 
                            (bool_expr.Binary
                              op_id: Id.BoolBinary_GlobDEqual
                              left: 
                                {
                                  (braced_var_sub
                                    token: (Token id:Id.VSub_Name val:words span_id:114)
                                    bracket_op: (bracket_op.WholeArray op_id:Id.Lit_At)
                                  )
                                }
                              right: 
                                {(Id.Lit_Other '*') (Id.BoolUnary_t -t) 
                                  (word_part.EscapedLiteral
                                    token: (Token id:Id.Lit_EscapedChar val:'\\ ' span_id:124)
                                  ) (Id.Lit_Other '*') (mangle) (Id.Lit_Other '*')
                                }
                            )
                        )
                      terminator: (Token id:Id.Op_Semi val:';' span_id:130)
                    )
                  ]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:table)
                          op: assign_op.Equal
                          rhs: {(DQ ('-t mangle'))}
                          spids: [135]
                        )
                      ]
                    )
                  ]
                  spids: [109 132]
                )
              ]
            )
            (command.Case
              to_match: {($ Id.VSub_DollarName '$prev')}
              arms: [
                (case_arm
                  pat_list: [
                    {(-) (Id.Lit_Star '*') (Id.Lit_LBracket '[') (AIDRPFXLZ) (Id.Lit_RBracket ']')}
                  ]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:COMPREPLY)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (sh_array_literal
                                left: (Token id:Id.Op_LParen val:'(' span_id:161)
                                words: [
                                  {
                                    (command_sub
                                      left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:163)
                                      command_list: 
                                        (command.CommandList
                                          children: [
                                            (C {(compgen)} {(-W)} 
                                              {
                                                (SQ 
                                                  (Token
                                                    id: Id.Lit_Chars
                                                    val: '`iptables $table -nL | \\\n'
                                                    span_id: 170
                                                  ) 
                                                  (Token
                                                    id: Id.Lit_Chars
                                                    val: 
'                sed -ne "s/^Chain \\([^ ]\\{1,\\}\\).*$/\\1/p"`'
                                                    span_id: 171
                                                  )
                                                )
                                              } {(--)} {(DQ ($ Id.VSub_DollarName '$cur'))}
                                            )
                                          ]
                                        )
                                    )
                                  }
                                ]
                              )
                            }
                          spids: [160]
                        )
                      ]
                    )
                  ]
                  spids: [152 157 185 -1]
                )
                (case_arm
                  pat_list: [{(-) (Id.Lit_Star '*') (t)}]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:COMPREPLY)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (sh_array_literal
                                left: (Token id:Id.Op_LParen val:'(' span_id:195)
                                words: [
                                  {
                                    (command_sub
                                      left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:197)
                                      command_list: 
                                        (command.CommandList
                                          children: [
                                            (C {(compgen)} {(-W)} 
                                              {
                                                (SQ 
                                                  (Token
                                                    id: Id.Lit_Chars
                                                    val: 'nat filter mangle'
                                                    span_id: 204
                                                  )
                                                )
                                              } {(--)} {(DQ ($ Id.VSub_DollarName '$cur'))}
                                            )
                                          ]
                                        )
                                    )
                                  }
                                ]
                              )
                            }
                          spids: [194]
                        )
                      ]
                    )
                  ]
                  spids: [188 191 218 -1]
                )
                (case_arm
                  pat_list: [{(-j)}]
                  action: [
                    (command.If
                      arms: [
                        (if_arm
                          cond: [
                            (command.Sentence
                              child: 
                                (command.DBracket
                                  expr: 
                                    (bool_expr.LogicalOr
                                      left: 
                                        (bool_expr.Binary
                                          op_id: Id.BoolBinary_GlobDEqual
                                          left: {(DQ ($ Id.VSub_DollarName '$table'))}
                                          right: {(DQ ('-t filter'))}
                                        )
                                      right: 
                                        (bool_expr.Unary
                                          op_id: Id.BoolUnary_z
                                          child: {(DQ ($ Id.VSub_DollarName '$table'))}
                                        )
                                    )
                                )
                              terminator: (Token id:Id.Op_Semi val:';' span_id:248)
                            )
                          ]
                          action: [
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:COMPREPLY)
                                  op: assign_op.Equal
                                  rhs: 
                                    {
                                      (sh_array_literal
                                        left: (Token id:Id.Op_LParen val:'(' span_id:254)
                                        words: [
                                          {
                                            (command_sub
                                              left_token: 
                                                (Token
                                                  id: Id.Left_DollarParen
                                                  val: '$('
                                                  span_id: 256
                                                )
                                              command_list: 
                                                (command.CommandList
                                                  children: [
                                                    (C {(compgen)} {(-W)} 
                                                      {
                                                        (SQ 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 'ACCEPT DROP LOG ULOG REJECT\n'
                                                            span_id: 263
                                                          ) 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'                `iptables $table -nL | sed -ne "$chain" \\\n'
                                                            span_id: 264
                                                          ) 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'                -e "s/INPUT|OUTPUT|FORWARD|PREROUTING|POSTROUTING//"`'
                                                            span_id: 265
                                                          )
                                                        )
                                                      } {(--)} {(DQ ($ Id.VSub_DollarName '$cur'))}
                                                    )
                                                  ]
                                                )
                                            )
                                          }
                                        ]
                                      )
                                    }
                                  spids: [253]
                                )
                              ]
                            )
                          ]
                          spids: [225 250]
                        )
                        (if_arm
                          cond: [
                            (command.Sentence
                              child: 
                                (command.DBracket
                                  expr: 
                                    (bool_expr.Binary
                                      op_id: Id.BoolBinary_GlobDEqual
                                      left: {($ Id.VSub_DollarName '$table')}
                                      right: {(DQ ('-t nat'))}
                                    )
                                )
                              terminator: (Token id:Id.Op_Semi val:';' span_id:294)
                            )
                          ]
                          action: [
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:COMPREPLY)
                                  op: assign_op.Equal
                                  rhs: 
                                    {
                                      (sh_array_literal
                                        left: (Token id:Id.Op_LParen val:'(' span_id:300)
                                        words: [
                                          {
                                            (command_sub
                                              left_token: 
                                                (Token
                                                  id: Id.Left_DollarParen
                                                  val: '$('
                                                  span_id: 302
                                                )
                                              command_list: 
                                                (command.CommandList
                                                  children: [
                                                    (C {(compgen)} {(-W)} 
                                                      {
                                                        (SQ 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'ACCEPT DROP LOG ULOG REJECT MIRROR SNAT\n'
                                                            span_id: 309
                                                          ) (Token id:Id.Lit_Chars val:'                DNAT MASQUERADE `iptables $table -nL | \\\n' span_id:310) 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'                sed -ne "$chain" -e "s/OUTPUT|PREROUTING|POSTROUTING//"`'
                                                            span_id: 311
                                                          )
                                                        )
                                                      } {(--)} {(DQ ($ Id.VSub_DollarName '$cur'))}
                                                    )
                                                  ]
                                                )
                                            )
                                          }
                                        ]
                                      )
                                    }
                                  spids: [299]
                                )
                              ]
                            )
                          ]
                          spids: [281 296]
                        )
                        (if_arm
                          cond: [
                            (command.Sentence
                              child: 
                                (command.DBracket
                                  expr: 
                                    (bool_expr.Binary
                                      op_id: Id.BoolBinary_GlobDEqual
                                      left: {($ Id.VSub_DollarName '$table')}
                                      right: {(DQ ('-t mangle'))}
                                    )
                                )
                              terminator: (Token id:Id.Op_Semi val:';' span_id:340)
                            )
                          ]
                          action: [
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:COMPREPLY)
                                  op: assign_op.Equal
                                  rhs: 
                                    {
                                      (sh_array_literal
                                        left: (Token id:Id.Op_LParen val:'(' span_id:346)
                                        words: [
                                          {
                                            (command_sub
                                              left_token: 
                                                (Token
                                                  id: Id.Left_DollarParen
                                                  val: '$('
                                                  span_id: 348
                                                )
                                              command_list: 
                                                (command.CommandList
                                                  children: [
                                                    (C {(compgen)} {(-W)} 
                                                      {
                                                        (SQ 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'ACCEPT DROP LOG ULOG REJECT MARK TOS\n'
                                                            span_id: 355
                                                          ) 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'                `iptables $table -nL | sed -ne "$chain" \\\n'
                                                            span_id: 356
                                                          ) 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'                -e "s/INPUT|OUTPUT|FORWARD|PREROUTING|POSTROUTING//"`'
                                                            span_id: 357
                                                          )
                                                        )
                                                      } {(--)} {(DQ ($ Id.VSub_DollarName '$cur'))}
                                                    )
                                                  ]
                                                )
                                            )
                                          }
                                        ]
                                      )
                                    }
                                  spids: [345]
                                )
                              ]
                            )
                          ]
                          spids: [327 342]
                        )
                      ]
                    )
                  ]
                  spids: [221 222 376 -1]
                )
                (case_arm
                  pat_list: [{(Id.Lit_Star '*')}]
                  action: [
                    (command.If
                      arms: [
                        (if_arm
                          cond: [
                            (command.Sentence
                              child: 
                                (command.DBracket
                                  expr: 
                                    (bool_expr.Binary
                                      op_id: Id.BoolBinary_GlobDEqual
                                      left: {(DQ ($ Id.VSub_DollarName '$cur'))}
                                      right: {(-) (Id.Lit_Other '*')}
                                    )
                                )
                              terminator: (Token id:Id.Op_Semi val:';' span_id:397)
                            )
                          ]
                          action: [
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:COMPREPLY)
                                  op: assign_op.Equal
                                  rhs: 
                                    {
                                      (sh_array_literal
                                        left: (Token id:Id.Op_LParen val:'(' span_id:403)
                                        words: [
                                          {
                                            (command_sub
                                              left_token: 
                                                (Token
                                                  id: Id.Left_DollarParen
                                                  val: '$('
                                                  span_id: 405
                                                )
                                              command_list: 
                                                (command.CommandList
                                                  children: [
                                                    (C {(compgen)} {(-W)} 
                                                      {
                                                        (SQ 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'--in-interface --out-interface --source\n'
                                                            span_id: 412
                                                          ) 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'                --destination --protocol --fragment --match --append --delete\n'
                                                            span_id: 413
                                                          ) 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'                --insert --replace --list --flush --zero --new --delete-chain\n'
                                                            span_id: 414
                                                          ) 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'                --policy --rename-chain --proto --source --destination\n'
                                                            span_id: 415
                                                          ) 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'                --in-interface --jump --match --numeric --out-interface --table\n'
                                                            span_id: 416
                                                          ) 
                                                          (Token
                                                            id: Id.Lit_Chars
                                                            val: 
'                --verbose --line-numbers --exact --fragment --modprobe\n'
                                                            span_id: 417
                                                          ) (Token id:Id.Lit_Chars val:'                --set-counters --version' span_id:418)
                                                        )
                                                      } {(--)} {(DQ ($ Id.VSub_DollarName '$cur'))}
                                                    )
                                                  ]
                                                )
                                            )
                                          }
                                        ]
                                      )
                                    }
                                  spids: [402]
                                )
                              ]
                            )
                          ]
                          spids: [383 399]
                        )
                      ]
                    )
                  ]
                  spids: [379 380 435 -1]
                )
              ]
            )
          ]
        )
    )
    (C {(complete)} {(-F)} {(_iptables)} {(iptables)})
  ]
)