(AndOr
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                (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])
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              spids: [11]
            )
            (AndOr
              ops: [Op_DPipe]
              children: [(C {(_init_completion)}) (ControlFlow token:<ControlFlow_Return return>)]
            )
            (Assignment
              keyword: Assign_Local
              pairs: [
                (assign_pair lhs:(LhsName name:special) op:Equal spids:[32])
                (assign_pair lhs:(LhsName name:i) op:Equal spids:[34])
              ]
              spids: [30]
            )
            (ForExpr
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                  left: (LhsName name:i)
                  right: (ArithWord w:{(Lit_Digits 0)})
                )
              cond: 
                (ArithBinary
                  op_id: Arith_Less
                  left: (ArithVarRef name:i)
                  right: 
                    (ArithBinary
                      op_id: Arith_Minus
                      left: 
                        (ArithWord
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                            {
                              (BracedVarSub
                                token: <VSub_Name words>
                                prefix_op: VSub_Pound
                                bracket_op: (WholeArray op_id:Lit_At)
                                spids: [50 56]
                              )
                            }
                        )
                      right: (ArithWord w:{(Lit_Digits 1)})
                    )
                )
              update: (UnaryAssign op_id:Node_PostDPlus child:(LhsName name:i))
              body: 
                (DoGroup
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                      arms: [
                        (if_arm
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                            (Sentence
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                                (DBracket
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                                    (BoolBinary
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                                        {
                                          (BracedVarSub
                                            token: <VSub_Name words>
                                            bracket_op: (ArrayIndex expr:(ArithVarRef name:i))
                                            spids: [75 80]
                                          )
                                        }
                                      right: {(ExtGlobPart op:<ExtGlob_At '@('> spids:[84 100])}
                                    )
                                )
                              terminator: <Op_Semi ';'>
                            )
                          ]
                          action: [
                            (Assignment
                              keyword: Assign_None
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                                (assign_pair
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                                  op: Equal
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                                    {
                                      (BracedVarSub
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                                        bracket_op: (ArrayIndex expr:(ArithVarRef name:i))
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                                  spids: [108]
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                              spids: [108]
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                          spids: [16777215 105]
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                      ]
                      spids: [16777215 117]
                    )
                  ]
                  spids: [68 120]
                )
            )
            (If
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                    (Sentence
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                        (DBracket
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                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [
                    (Case
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                      arms: [
                        (case_arm
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                          action: [
                            (If
                              arms: [
                                (if_arm
                                  cond: [
                                    (Sentence
                                      child: 
                                        (DBracket
                                          expr: 
                                            (BoolUnary
                                              op_id: BoolUnary_f
                                              child: {(/etc/debian_version)}
                                            )
                                        )
                                      terminator: <Op_Semi ';'>
                                    )
                                  ]
                                  action: [
                                    (Assignment
                                      keyword: Assign_None
                                      pairs: [
                                        (assign_pair
                                          lhs: (LhsName name:COMPREPLY)
                                          op: Equal
                                          rhs: 
                                            {
                                              (ArrayLiteralPart
                                                words: [
                                                  {
                                                    (CommandSubPart
                                                      command_list: 
                                                        (CommandList
                                                          children: [
                                                            (C {(_xfunc)} {(dpkg)} 
                                                              {(_comp_dpkg_installed_packages)} {($ VSub_Name '$cur')}
                                                            )
                                                          ]
                                                        )
                                                      left_token: <Left_CommandSub '$('>
                                                      spids: [174 186]
                                                    )
                                                  }
                                                ]
                                              )
                                            }
                                          spids: [171]
                                        )
                                      ]
                                      spids: [171]
                                    )
                                  ]
                                  spids: [16777215 164]
                                )
                              ]
                              else_action: [(C {(_xfunc)} {(rpm)} {(_rpm_installed_packages)})]
                              spids: [191 205]
                            )
                            (ControlFlow
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                              arg_word: {(0)}
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                          ]
                          spids: [145 150 213 16777215]
                        )
                        (case_arm
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                            (Assignment
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                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:COMPREPLY)
                                  op: Equal
                                  rhs: 
                                    {
                                      (ArrayLiteralPart
                                        words: [
                                          {
                                            (CommandSubPart
                                              command_list: 
                                                (CommandList
                                                  children: [
                                                    (SimpleCommand
                                                      words: [
                                                        {(apt-cache)}
                                                        {(--no-generate)}
                                                        {(pkgnames)}
                                                        {(DQ ($ VSub_Name '$cur'))}
                                                      ]
                                                      redirects: [
                                                        (Redir
                                                          op: <Redir_Great '2>'>
                                                          fd: 2
                                                          arg_word: {(/dev/null)}
                                                        )
                                                      ]
                                                    )
                                                  ]
                                                )
                                              left_token: <Left_CommandSub '$('>
                                              spids: [223 241]
                                            )
                                          }
                                          {
                                            (CommandSubPart
                                              command_list: 
                                                (CommandList
                                                  children: [
                                                    (Pipeline
                                                      children: [
                                                        (C {(apt-cache)} {(dumpavail)})
                                                        (C {(command)} {(grep)} 
                                                          {(DQ ('^Source: ') ($ VSub_Name '$cur'))}
                                                        )
                                                        (C {(sort)} {(-u)})
                                                        (C {(cut)} {(-f2)} {(-d) (DQ (' '))})
                                                      ]
                                                      negated: F
                                                    )
                                                  ]
                                                )
                                              left_token: <Left_CommandSub '$('>
                                              spids: [243 279]
                                            )
                                          }
                                        ]
                                      )
                                    }
                                  spids: [220]
                                )
                              ]
                              spids: [220]
                            )
                            (ControlFlow
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                              arg_word: {(0)}
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                          ]
                          spids: [216 217 289 16777215]
                        )
                        (case_arm
                          pat_list: [{(Lit_Other '*')}]
                          action: [
                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:COMPREPLY)
                                  op: Equal
                                  rhs: 
                                    {
                                      (ArrayLiteralPart
                                        words: [
                                          {
                                            (CommandSubPart
                                              command_list: 
                                                (CommandList
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                                                    (SimpleCommand
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                                                        {(apt-cache)}
                                                        {(--no-generate)}
                                                        {(pkgnames)}
                                                        {(DQ ($ VSub_Name '$cur'))}
                                                      ]
                                                      redirects: [
                                                        (Redir
                                                          op: <Redir_Great '2>'>
                                                          fd: 2
                                                          arg_word: {(/dev/null)}
                                                        )
                                                      ]
                                                    )
                                                  ]
                                                )
                                              left_token: <Left_CommandSub '$('>
                                              spids: [299 317]
                                            )
                                          }
                                        ]
                                      )
                                    }
                                  spids: [296]
                                )
                              ]
                              spids: [296]
                            )
                            (ControlFlow
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                              arg_word: {(0)}
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                          ]
                          spids: [292 293 327 16777215]
                        )
                      ]
                      spids: [138 142 330]
                    )
                  ]
                  spids: [16777215 135]
                )
              ]
              spids: [16777215 333]
            )
            (Case
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              arms: [
                (case_arm
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                  action: [
                    (C {(_filedir)})
                    (ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
                  ]
                  spids: [344 347 358 16777215]
                )
                (case_arm
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                  action: [
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                      pairs: [
                        (assign_pair
                          lhs: (LhsName name:COMPREPLY)
                          op: Equal
                          rhs: 
                            {
                              (ArrayLiteralPart
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                                  {
                                    (CommandSubPart
                                      command_list: 
                                        (CommandList
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                                            (Pipeline
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                                                (C {(apt-cache)} {(policy)})
                                                (C {(command)} {(grep)} 
                                                  {(DQ ('release.o=Debian,a=') ($ VSub_Name '$cur'))}
                                                )
                                                (C {(sed)} {(-e)} 
                                                  {
                                                    (DQ ('s/.*a=') (Lit_Other '\\') ('(') 
                                                      (Lit_Other '\\') ('w*') (Lit_Other '\\') (').*/') (Lit_Other '\\') (1/)
                                                    )
                                                  }
                                                )
                                                (SimpleCommand
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                                                  redirects: [
                                                    (Redir
                                                      op: <Redir_Great '2>'>
                                                      fd: 2
                                                      arg_word: {(/dev/null)}
                                                    )
                                                  ]
                                                )
                                              ]
                                              negated: F
                                            )
                                          ]
                                        )
                                      left_token: <Left_CommandSub '$('>
                                      spids: [372 418]
                                    )
                                  }
                                ]
                              )
                            }
                          spids: [369]
                        )
                      ]
                      spids: [369]
                    )
                    (ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
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                  spids: [361 366 428 16777215]
                )
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              spids: [337 341 431]
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                              right: {(-) (Lit_Other '*')}
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                        )
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [
                    (Assignment
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                      pairs: [
                        (assign_pair
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                            {
                              (ArrayLiteralPart
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                                  {
                                    (CommandSubPart
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                                                (SQ <'-d -f -h -v -m -q -s -y -u -t -b -c -o\n'> 
                                                  <
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                                                  > <'            --fix-missing --no-download --quiet --simulate --just-print\n'> 
                                                  <
'            --dry-run --recon --no-act --yes --assume-yes --show-upgraded\n'
                                                  > <'            --only-source --compile --build --ignore-hold --target-release\n'> 
                                                  <
'            --no-upgrade --force-yes --print-uris --purge --reinstall\n'
                                                  > <'            --list-cleanup --default-release --trivial-only --no-remove\n'> 
                                                  <
'            --diff-only --no-install-recommends --tar-only --config-file\n'
                                                  > <'            --option --auto-remove'>
                                                )
                                              } {(--)} {(DQ ($ VSub_Name '$cur'))}
                                            )
                                          ]
                                        )
                                      left_token: <Left_CommandSub '$('>
                                      spids: [457 481]
                                    )
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                            }
                          spids: [454]
                        )
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                    )
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                  spids: [16777215 451]
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                      op: Equal
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                                            (SQ <'update upgrade dselect-upgrade\n'> 
                                              <
'            dist-upgrade install remove purge source build-dep download\n'
                                              > <'            changelog check clean autoclean autoremove'>
                                            )
                                          } {(--)} {(DQ ($ VSub_Name '$cur'))}
                                        )
                                      ]
                                    )
                                  left_token: <Left_CommandSub '$('>
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                          )
                        }
                      spids: [489]
                    )
                  ]
                  spids: [489]
                )
              ]
              spids: [486 515]
            )
            (ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
          ]
          spids: [8]
        )
      spids: [4 7]
    )
    (C {(complete)} {(-F)} {(_apt_get)} {(apt-get)})
  ]
)