(command.CommandList
  children: [
    (command.AndOr
      ops: [Id.Op_DPipe]
      children: [
        (command.DBracket
          expr: 
            (bool_expr.Binary
              op_id: Id.BoolBinary_GlobDEqual
              left: {($ Id.VSub_DollarName '$OSTYPE')}
              right: {(Id.Lit_Other '*') (freebsd) (Id.Lit_Other '*')}
            )
        )
        (command.ControlFlow
          token: (Token id:Id.ControlFlow_Return val:return span_id:18)
          arg_word: {(1)}
        )
      ]
    )
    (command.AndOr
      ops: [Id.Op_DAmp]
      children: [
        (command.ShFunction
          name: _freebsd_update
          body: 
            (command.BraceGroup
              children: [
                (C {(local)} {(cur)} {(prev)} {(words)} {(cword)})
                (command.AndOr
                  ops: [Id.Op_DPipe]
                  children: [
                    (C {(_init_completion)})
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:45)
                    )
                  ]
                )
                (command.Case
                  to_match: {($ Id.VSub_DollarName '$prev')}
                  arms: [
                    (case_arm
                      pat_list: [{(-b)} {(-d)}]
                      action: [
                        (C {(_filedir)} {(-d)})
                        (command.ControlFlow
                          token: (Token id:Id.ControlFlow_Return val:return span_id:67)
                        )
                      ]
                      spids: [56 59 70 -1]
                    )
                    (case_arm
                      pat_list: [{(-f)}]
                      action: [
                        (C {(_filedir)})
                        (command.ControlFlow
                          token: (Token id:Id.ControlFlow_Return val:return span_id:80)
                        )
                      ]
                      spids: [73 74 83 -1]
                    )
                    (case_arm
                      pat_list: [{(-k)} {(-r)} {(-s)} {(-t)}]
                      action: [
                        (command.ControlFlow
                          token: (Token id:Id.ControlFlow_Return val:return span_id:96)
                        )
                      ]
                      spids: [86 93 99 -1]
                    )
                  ]
                )
                (command.ShAssignment
                  pairs: [
                    (assign_pair
                      lhs: (sh_lhs_expr.Name name:COMPREPLY)
                      op: assign_op.Equal
                      rhs: 
                        {
                          (sh_array_literal
                            left: (Token id:Id.Op_LParen val:'(' span_id:107)
                            words: [
                              {
                                (command_sub
                                  left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:109)
                                  command_list: 
                                    (command.CommandList
                                      children: [
                                        (C {(compgen)} {(-W)} 
                                          {(DQ ('fetch cron upgrade install rollback IDS'))} {(--)} {($ Id.VSub_DollarName '$cur')}
                                        )
                                      ]
                                    )
                                )
                              }
                            ]
                          )
                        }
                      spids: [106]
                    )
                  ]
                )
              ]
            )
        )
        (C {(complete)} {(-F)} {(_freebsd_update)} {(freebsd-update)})
      ]
    )
  ]
)