(command.AndOr
  ops: [Id.Op_DAmp]
  children: [
    (command.ShFunction
      name: _xzdec
      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)
                )
              ]
            )
            (command.Case
              to_match: {($ Id.VSub_DollarName '$prev')}
              arms: [
                (case_arm
                  pat_list: [{(-M)} {(--memory)}]
                  action: [
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:51)
                      arg_word: {(0)}
                    )
                  ]
                  spids: [41 44 56 -1]
                )
                (case_arm
                  pat_list: [{(-h)} {(--help)} {(-V)} {(--version)}]
                  action: [
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:73)
                      arg_word: {(0)}
                    )
                  ]
                  spids: [59 66 78 -1]
                )
              ]
            )
            (command.AndOr
              ops: [Id.Op_DAmp]
              children: [
                (C {($ Id.VSub_DollarName '$split')})
                (command.ControlFlow
                  token: (Token id:Id.ControlFlow_Return val:return span_id:89)
                  arg_word: {(0)}
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: [
                    (command.Sentence
                      child: 
                        (command.DBracket
                          expr: 
                            (bool_expr.Binary
                              op_id: Id.BoolBinary_GlobDEqual
                              left: {(DQ ($ Id.VSub_DollarName '$cur'))}
                              right: {(-) (Id.Lit_Other '*')}
                            )
                        )
                      terminator: (Token id:Id.Op_Semi val:';' span_id:109)
                    )
                  ]
                  action: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:COMPREPLY)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (sh_array_literal
                                left: (Token id:Id.Op_LParen val:'(' span_id:115)
                                words: [
                                  {
                                    (command_sub
                                      left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:117)
                                      command_list: 
                                        (command.CommandList
                                          children: [
                                            (C {(compgen)} {(-W)} 
                                              {
                                                (SQ 
                                                  (Token
                                                    id: Id.Lit_Chars
                                                    val: '$( _parse_help "$1" )'
                                                    span_id: 124
                                                  )
                                                )
                                              } {(--)} {(DQ ($ Id.VSub_DollarName '$cur'))}
                                            )
                                          ]
                                        )
                                    )
                                  }
                                ]
                              )
                            }
                          spids: [114]
                        )
                      ]
                    )
                    (command.AndOr
                      ops: [Id.Op_DAmp]
                      children: [
                        (command.DBracket
                          expr: 
                            (bool_expr.Binary
                              op_id: Id.BoolBinary_GlobDEqual
                              left: {($ Id.VSub_DollarName '$COMPREPLY')}
                              right: {(Id.Lit_Other '*') (Id.BoolBinary_GlobEqual '=')}
                            )
                        )
                        (C {(compopt)} {(-o)} {(nospace)})
                      ]
                    )
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:158)
                      arg_word: {(0)}
                    )
                  ]
                  spids: [95 111]
                )
              ]
            )
            (C {(_filedir)} {(xz)})
          ]
        )
    )
    (C {(complete)} {(-F)} {(_xzdec)} {(xzdec)})
  ]
)