(CommandList
  children: [
    (AndOr
      children: [
        (FuncDef
          name: _add_members
          body: 
            (BraceGroup
              children: [
                (Assignment
                  keyword: Assign_Local
                  pairs: [
                    (assign_pair lhs:(LhsName name:cur) op:Equal spids:[13])
                    (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])
                    (assign_pair lhs:(LhsName name:split) op:Equal spids:[21])
                  ]
                  spids: [11]
                )
                (AndOr
                  children: [
                    (C {(_init_completion)} {(-s)})
                    (ControlFlow token:<ControlFlow_Return return>)
                  ]
                  op_id: Op_DPipe
                )
                (Case
                  to_match: {($ VSub_Name '$prev')}
                  arms: [
                    (case_arm
                      pat_list: [{(-r)} {(-d)} {(--regular-members-file)} {(--digest-members-file)}]
                      action: [
                        (C {(_filedir)})
                        (ControlFlow
                          token: <ControlFlow_Return return>
                          arg_word: {(0)}
                        )
                      ]
                      spids: [41 48 59 16777215]
                    )
                    (case_arm
                      pat_list: [{(-w)} {(-a)} {(--welcome-msg)} {(--admin-notify)}]
                      action: [
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:COMPREPLY)
                              op: Equal
                              rhs: 
                                {
                                  (ArrayLiteralPart
                                    words: [
                                      {
                                        (CommandSubPart
                                          command_list: 
                                            (CommandList
                                              children: [
                                                (C {(compgen)} {(-W)} {(SQ <'y n'>)} {(--)} 
                                                  {(DQ ($ VSub_Name '$cur'))}
                                                )
                                              ]
                                            )
                                          left_token: <Left_CommandSub '$('>
                                          spids: [75 91]
                                        )
                                      }
                                    ]
                                  )
                                }
                              spids: [72]
                            )
                          ]
                          spids: [72]
                        )
                        (ControlFlow
                          token: <ControlFlow_Return return>
                          arg_word: {(0)}
                        )
                      ]
                      spids: [62 69 101 16777215]
                    )
                  ]
                  spids: [34 38 104]
                )
                (AndOr
                  children: [
                    (C {($ VSub_Name '$split')})
                    (ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
                  ]
                  op_id: Op_DAmp
                )
                (If
                  arms: [
                    (if_arm
                      cond: [
                        (Sentence
                          child: 
                            (DBracket
                              expr: 
                                (BoolBinary
                                  op_id: BoolBinary_GlobDEqual
                                  left: {(DQ ($ VSub_Name '$cur'))}
                                  right: {(-) (Lit_Other '*')}
                                )
                            )
                          terminator: <Op_Semi ';'>
                        )
                      ]
                      action: [
                        (Assignment
                          keyword: Assign_None
                          pairs: [
                            (assign_pair
                              lhs: (LhsName name:COMPREPLY)
                              op: Equal
                              rhs: 
                                {
                                  (ArrayLiteralPart
                                    words: [
                                      {
                                        (CommandSubPart
                                          command_list: 
                                            (CommandList
                                              children: [
                                                (C {(compgen)} {(-W)} 
                                                  {
                                                    (SQ 
                                                      <
'--regular-members-file --digest-members-file\n'
                                                      > <'            --welcome-msg --admin-notify --help'>
                                                    )
                                                  } {(--)} {(DQ ($ VSub_Name '$cur'))}
                                                )
                                              ]
                                            )
                                          left_token: <Left_CommandSub '$('>
                                          spids: [140 157]
                                        )
                                      }
                                    ]
                                  )
                                }
                              spids: [137]
                            )
                          ]
                          spids: [137]
                        )
                      ]
                      spids: [16777215 134]
                    )
                  ]
                  else_action: [(C {(_xfunc)} {(list_lists)} {(_mailman_lists)})]
                  spids: [162 172]
                )
              ]
              spids: [8]
            )
          spids: [4 7]
        )
        (C {(complete)} {(-F)} {(_add_members)} {(add_members)})
      ]
      op_id: Op_DAmp
    )
  ]
)