(command.AndOr
  ops: [Id.Op_DAmp]
  children: [
    (command.ShFunction
      name: _renice
      body: 
        (BraceGroup
          children: [
            (C {<local>} {<cur>} {<prev>} {<words>} {<cword>})
            (command.AndOr
              ops: [Id.Op_DPipe]
              children: [
                (C {<_init_completion>})
                (command.ControlFlow token:<Id.ControlFlow_Return return>)
              ]
            )
            (C {<local>} {<Id.Lit_VarLike 'command='> ($ Id.VSub_Number '$1')} {<curopt>} 
              {<Id.Lit_VarLike 'i='> <0>}
            )
            (command.WhileUntil
              keyword: <Id.KW_While while>
              cond: 
                (condition.Shell
                  commands: [
                    (command.Sentence
                      child: 
                        (command.DBracket
                          expr: 
                            (bool_expr.LogicalAnd
                              left: 
                                (bool_expr.Binary
                                  op_id: Id.BoolBinary_le
                                  left: {($ Id.VSub_DollarName '$i')}
                                  right: {($ Id.VSub_DollarName '$cword')}
                                )
                              right: 
                                (bool_expr.Binary
                                  op_id: Id.BoolBinary_eq
                                  left: 
                                    {
                                      (braced_var_sub
                                        token: <Id.VSub_Name COMPREPLY>
                                        prefix_op: (Id.VSub_Pound)
                                        bracket_op: (bracket_op.WholeArray op_id:Id.Lit_At)
                                      )
                                    }
                                  right: {<0>}
                                )
                            )
                        )
                      terminator: <Id.Op_Semi _>
                    )
                  ]
                )
              body: 
                (command.DoGroup
                  children: [
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:curopt)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (braced_var_sub
                                token: <Id.VSub_Name words>
                                bracket_op: 
                                  (bracket_op.ArrayIndex
                                    expr: 
                                      (arith_expr.Binary
                                        op_id: Id.Arith_Minus
                                        left: <Id.Lit_ArithVarLike cword>
                                        right: {($ Id.VSub_DollarName '$i')}
                                      )
                                  )
                              )
                            }
                          spids: [83]
                        )
                      ]
                    )
                    (command.Case
                      to_match: {(DQ ($ Id.VSub_DollarName '$curopt'))}
                      arms: [
                        (case_arm
                          pat_list: [{<-u>}]
                          action: [(C {<_allowed_users>})]
                          spids: [103 104 110 -1]
                        )
                        (case_arm
                          pat_list: [{<-g>}]
                          action: [(C {<_pgids>})]
                          spids: [113 114 120 -1]
                        )
                        (case_arm
                          pat_list: [{<-p>} {($ Id.VSub_DollarName '$command')}]
                          action: [(C {<_pids>})]
                          spids: [123 126 132 -1]
                        )
                      ]
                    )
                    (command.ShAssignment
                      pairs: [
                        (assign_pair
                          lhs: (sh_lhs_expr.Name name:i)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (word_part.ArithSub
                                anode: 
                                  (arith_expr.UnaryAssign
                                    op_id: Id.Arith_DPlus
                                    child: <Id.Lit_ArithVarLike i>
                                  )
                              )
                            }
                          spids: [138]
                        )
                      ]
                    )
                  ]
                )
            )
          ]
        )
    )
    (C {<complete>} {<-F>} {<_renice>} {<renice>})
  ]
)