(CommandList
  children: [
    (CommandList
      children: [
        (Sentence
          child: 
            (Assignment
              keyword: Assign_None
              pairs: [(assign_pair lhs:(LhsName name:Z) op:Equal rhs:{(DQ (compress))} spids:[15])]
              spids: [15]
            )
          terminator: <Op_Semi ';'>
        )
        (Sentence
          child: 
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:unZ)
                  op: Equal
                  rhs: {(DQ (uncompress))}
                  spids: [21]
                )
              ]
              spids: [21]
            )
          terminator: <Op_Semi ';'>
        )
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:Zlist) op:Equal rhs:{(DQ )} spids:[28])]
          spids: [28]
        )
      ]
    )
    (CommandList
      children: [
        (Sentence
          child: 
            (Assignment
              keyword: Assign_None
              pairs: [(assign_pair lhs:(LhsName name:gz) op:Equal rhs:{(DQ (gzip))} spids:[32])]
              spids: [32]
            )
          terminator: <Op_Semi ';'>
        )
        (Sentence
          child: 
            (Assignment
              keyword: Assign_None
              pairs: [(assign_pair lhs:(LhsName name:ungz) op:Equal rhs:{(DQ (gunzip))} spids:[39])]
              spids: [39]
            )
          terminator: <Op_Semi ';'>
        )
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:gzlist) op:Equal rhs:{(DQ )} spids:[46])]
          spids: [46]
        )
      ]
    )
    (CommandList
      children: [
        (Sentence
          child: 
            (Assignment
              keyword: Assign_None
              pairs: [(assign_pair lhs:(LhsName name:bz) op:Equal rhs:{(DQ (bzip2))} spids:[50])]
              spids: [50]
            )
          terminator: <Op_Semi ';'>
        )
        (Sentence
          child: 
            (Assignment
              keyword: Assign_None
              pairs: [(assign_pair lhs:(LhsName name:unbz) op:Equal rhs:{(DQ (bunzip2))} spids:[57])]
              spids: [57]
            )
          terminator: <Op_Semi ';'>
        )
        (Assignment
          keyword: Assign_None
          pairs: [(assign_pair lhs:(LhsName name:bzlist) op:Equal rhs:{(DQ )} spids:[64])]
          spids: [64]
        )
      ]
    )
    (ForEach
      iter_name: arg
      do_arg_iter: T
      body: 
        (DoGroup
          children: [
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: (C {(Lit_Other '[')} {(-f)} {(DQ ($ VSub_Name '$arg'))} {(Lit_Other ']')})
                      terminator: <Op_Semi ';'>
                    )
                  ]
                  action: [
                    (Case
                      to_match: {(DQ ($ VSub_Name '$arg'))}
                      arms: [
                        (case_arm
                          pat_list: [{(Lit_Other '*') (.Z)}]
                          action: [
                            (C {($ VSub_Name '$unZ')} {(DQ ($ VSub_Name '$arg'))})
                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:arg)
                                  op: Equal
                                  rhs: 
                                    {
                                      (DQ 
                                        (CommandSubPart
                                          command_list: 
                                            (CommandList
                                              children: [
                                                (Pipeline
                                                  children: [
                                                    (C {(echo)} {($ VSub_Name '$arg')})
                                                    (C {(sed)} {(SQ <'s/\\.Z$//'>)})
                                                  ]
                                                  negated: F
                                                )
                                              ]
                                            )
                                          left_token: <Left_CommandSub '$('>
                                          spids: [132 144]
                                        )
                                      )
                                    }
                                  spids: [130]
                                )
                              ]
                              spids: [130]
                            )
                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:Zlist)
                                  op: Equal
                                  rhs: 
                                    {
                                      (DQ ($ VSub_Name '$Zlist') (' ') 
                                        (EscapedLiteralPart
                                          token: <Lit_EscapedChar '\\"'>
                                        ) ($ VSub_Name '$arg') (EscapedLiteralPart token:<Lit_EscapedChar '\\"'>)
                                      )
                                    }
                                  spids: [148]
                                )
                              ]
                              spids: [148]
                            )
                          ]
                          spids: [119 121 158 16777215]
                        )
                        (case_arm
                          pat_list: [{(Lit_Other '*') (.gz)}]
                          action: [
                            (C {($ VSub_Name '$ungz')} {(DQ ($ VSub_Name '$arg'))})
                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:arg)
                                  op: Equal
                                  rhs: 
                                    {
                                      (DQ 
                                        (CommandSubPart
                                          command_list: 
                                            (CommandList
                                              children: [
                                                (Pipeline
                                                  children: [
                                                    (C {(echo)} {($ VSub_Name '$arg')})
                                                    (C {(sed)} {(SQ <'s/\\.gz$//'>)})
                                                  ]
                                                  negated: F
                                                )
                                              ]
                                            )
                                          left_token: <Left_CommandSub '$('>
                                          spids: [175 187]
                                        )
                                      )
                                    }
                                  spids: [173]
                                )
                              ]
                              spids: [173]
                            )
                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:gzlist)
                                  op: Equal
                                  rhs: 
                                    {
                                      (DQ ($ VSub_Name '$gzlist') (' ') 
                                        (EscapedLiteralPart
                                          token: <Lit_EscapedChar '\\"'>
                                        ) ($ VSub_Name '$arg') (EscapedLiteralPart token:<Lit_EscapedChar '\\"'>)
                                      )
                                    }
                                  spids: [191]
                                )
                              ]
                              spids: [191]
                            )
                          ]
                          spids: [162 164 201 16777215]
                        )
                        (case_arm
                          pat_list: [{(Lit_Other '*') (.bz2)}]
                          action: [
                            (C {($ VSub_Name '$unbz')} {(DQ ($ VSub_Name '$arg'))})
                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:arg)
                                  op: Equal
                                  rhs: 
                                    {
                                      (DQ 
                                        (CommandSubPart
                                          command_list: 
                                            (CommandList
                                              children: [
                                                (Pipeline
                                                  children: [
                                                    (C {(echo)} {($ VSub_Name '$arg')})
                                                    (C {(sed)} {(SQ <'s/\\.bz2$//'>)})
                                                  ]
                                                  negated: F
                                                )
                                              ]
                                            )
                                          left_token: <Left_CommandSub '$('>
                                          spids: [218 230]
                                        )
                                      )
                                    }
                                  spids: [216]
                                )
                              ]
                              spids: [216]
                            )
                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:bzlist)
                                  op: Equal
                                  rhs: 
                                    {
                                      (DQ ($ VSub_Name '$bzlist') (' ') 
                                        (EscapedLiteralPart
                                          token: <Lit_EscapedChar '\\"'>
                                        ) ($ VSub_Name '$arg') (EscapedLiteralPart token:<Lit_EscapedChar '\\"'>)
                                      )
                                    }
                                  spids: [234]
                                )
                              ]
                              spids: [234]
                            )
                          ]
                          spids: [205 207 244 16777215]
                        )
                      ]
                      spids: [110 116 248]
                    )
                  ]
                  spids: [16777215 107]
                )
              ]
              spids: [16777215 251]
            )
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:newargs)
                  op: Equal
                  rhs: 
                    {
                      (DQ 
                        (BracedVarSub
                          token: <VSub_Name newargs>
                          suffix_op: (StringUnary op_id:VTest_ColonHyphen arg_word:{(DQ )})
                          spids: [256 261]
                        ) (' ') (EscapedLiteralPart token:<Lit_EscapedChar '\\"'>) ($ VSub_Name '$arg') 
                        (EscapedLiteralPart token:<Lit_EscapedChar '\\"'>)
                      )
                    }
                  spids: [254]
                )
              ]
              spids: [254]
            )
          ]
          spids: [89 268]
        )
      spids: [16777215 16777215]
    )
    (Case
      to_match: {($ VSub_Number '$0')}
      arms: [
        (case_arm
          pat_list: [{(Lit_Other '*') (zcat) (Lit_Other '*')}]
          action: [(C {(eval)} {(cat)} {($ VSub_Name '$newargs')})]
          spids: [278 282 290 16777215]
        )
        (case_arm
          pat_list: [{(Lit_Other '*') (zmore) (Lit_Other '*')}]
          action: [(C {(eval)} {(more)} {($ VSub_Name '$newargs')})]
          spids: [293 297 305 16777215]
        )
        (case_arm
          pat_list: [{(Lit_Other '*') (zgrep) (Lit_Other '*')}]
          action: [(C {(eval)} {(grep)} {($ VSub_Name '$newargs')})]
          spids: [308 312 320 16777215]
        )
        (case_arm
          pat_list: [{(Lit_Other '*')}]
          action: [
            (Sentence
              child: 
                (SimpleCommand
                  words: [{(echo)} {(DQ ($ VSub_Number '$0') (": unknown base name. Can't proceed."))}]
                  redirects: [(Redir op:<Redir_GreatAnd '>&'> fd:16777215 arg_word:{(2)})]
                )
              terminator: <Op_Semi ';'>
            )
            (ControlFlow token:<ControlFlow_Exit exit> arg_word:{(1)})
          ]
          spids: [323 325 16777215 342]
        )
      ]
      spids: [271 275 342]
    )
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: 
                (C {(Lit_Other '[')} {(KW_Bang '!')} {(-z)} {(DQ ($ VSub_Name '$Zlist'))} 
                  {(Lit_Other ']')}
                )
              terminator: <Op_Semi ';'>
            )
          ]
          action: [(C {(eval)} {($ VSub_Name '$Z')} {($ VSub_Name '$Zlist')})]
          spids: [16777215 365]
        )
      ]
      spids: [16777215 374]
    )
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: 
                (C {(Lit_Other '[')} {(KW_Bang '!')} {(-z)} 
                  {(DQ ($ VSub_Name '$gzlist')) (Lit_Other ']')}
                )
              terminator: <Op_Semi ';'>
            )
          ]
          action: [(C {(eval)} {($ VSub_Name '$gz')} {($ VSub_Name '$gzlist')})]
          spids: [16777215 391]
        )
      ]
      spids: [16777215 400]
    )
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: 
                (C {(Lit_Other '[')} {(KW_Bang '!')} {(-z)} {(DQ ($ VSub_Name '$bzlist'))} 
                  {(Lit_Other ']')}
                )
              terminator: <Op_Semi ';'>
            )
          ]
          action: [(C {(eval)} {($ VSub_Name '$bz')} {($ VSub_Name '$bzlist')})]
          spids: [16777215 418]
        )
      ]
      spids: [16777215 428]
    )
    (ControlFlow token:<ControlFlow_Exit exit> arg_word:{(0)})
  ]
)