(command.AndOr
  ops: [Id.Op_DAmp]
  children: [
    (command.ShFunction
      name: _acpi
      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:26)
                )
              ]
            )
            (command.Case
              to_match: {($ Id.VSub_DollarName '$prev')}
              arms: [
                (case_arm
                  pat_list: [{(-h)} {(--help)} {(-v)} {(--version)}]
                  action: [
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:47)
                    )
                  ]
                  spids: [37 44 50 -1]
                )
                (case_arm
                  pat_list: [{(-d)} {(--directory)}]
                  action: [
                    (C {(_filedir)} {(-d)})
                    (command.ControlFlow
                      token: (Token id:Id.ControlFlow_Return val:return span_id:64)
                    )
                  ]
                  spids: [53 56 67 -1]
                )
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:COMPREPLY)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (sh_array_literal
                        left: (Token id:Id.Op_LParen val:'(' span_id:75)
                        words: [
                          {
                            (command_sub
                              left_token: (Token id:Id.Left_DollarParen val:'$(' span_id:77)
                              command_list: 
                                (command.CommandList
                                  children: [
                                    (C {(compgen)} {(-W)} 
                                      {
                                        (SQ 
                                          (Token
                                            id: Id.Lit_Chars
                                            val: '$( _parse_help "$1" )'
                                            span_id: 84
                                          )
                                        )
                                      } {(--)} {(DQ ($ Id.VSub_DollarName '$cur'))}
                                    )
                                  ]
                                )
                            )
                          }
                        ]
                      )
                    }
                  spids: [74]
                )
              ]
            )
          ]
        )
    )
    (C {(complete)} {(-F)} {(_acpi)} {(acpi)})
  ]
)