(CommandList
  children: [
    (C {(_Dbg_help_add)} {(history)} 
      {
        (DQ ("history [N]\n") ("\n") ("Rerun a debugger command from the debugger history. \n") ("\n") 
          ("See also H to list the history. If N is negative you are you going\n") ("back that many items from the end rather specifying an absolute history number.")
        )
      }
    )
    (FuncDef
      name: _Dbg_do_history
      body: 
        (BraceGroup
          children: [
            (C {(typeset)} {(-i)} {(history_num)})
            (C {(_Dbg_history_parse)} {($ VSub_At "$@")})
            (C {(_Dbg_history_remove_item)})
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: 
                        (DParen
                          child: 
                            (ArithBinary
                              op_id: Arith_GreatEqual
                              left: (ArithVarRef name:history_num)
                              right: (ArithWord w:{(Lit_Digits 0)})
                            )
                        )
                      terminator: <Op_Semi ";">
                    )
                  ]
                  action: [
                    (If
                      arms: [
                        (if_arm
                          cond: [
                            (Sentence
                              child: 
                                (DParen
                                  child: 
                                    (ArithBinary
                                      op_id: Arith_Less
                                      left: (ArithVarRef name:history_num)
                                      right: 
                                        (ArithWord
                                          w: 
                                            {
                                              (BracedVarSub
                                                token: <VSub_Name _Dbg_history>
                                                prefix_op: VSub_Pound
                                                bracket_op: (WholeArray op_id:Lit_At)
                                                spids: [122 128]
                                              )
                                            }
                                        )
                                    )
                                )
                              terminator: <Op_Semi ";">
                            )
                          ]
                          action: [
                            (C {(set)} 
                              {
                                (BracedVarSub
                                  token: <VSub_Name _Dbg_history>
                                  bracket_op: 
                                    (ArrayIndex
                                      expr: (ArithWord w:{($ VSub_Name "$history_num")})
                                    )
                                  spids: [141 146]
                                )
                              }
                            )
                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:_Dbg_cmd)
                                  op: Equal
                                  rhs: {($ VSub_Number "$1")}
                                  spids: [149]
                                )
                              ]
                              spids: [149]
                            )
                            (C {(shift)})
                            (Assignment
                              keyword: Assign_None
                              pairs: [
                                (assign_pair
                                  lhs: (LhsName name:_Dbg_args)
                                  op: Equal
                                  rhs: {(DQ ($ VSub_At "$@"))}
                                  spids: [156]
                                )
                              ]
                              spids: [156]
                            )
                            (Sentence
                              child: 
                                (Assignment
                                  keyword: Assign_None
                                  pairs: [
                                    (assign_pair
                                      lhs: (LhsName name:_Dbg_redo)
                                      op: Equal
                                      rhs: {(1)}
                                      spids: [162]
                                    )
                                  ]
                                  spids: [162]
                                )
                              terminator: <Op_Semi ";">
                            )
                          ]
                          spids: [-1 135]
                        )
                      ]
                      else_action: [
                        (C {(_Dbg_errmsg)} 
                          {
                            (DQ ("Number ") ($ VSub_Number "$1") (" (") ($ VSub_Name "$history_num") 
                              (") should be less than ") 
                              (BracedVarSub
                                token: <VSub_Name _Dbg_history>
                                prefix_op: VSub_Pound
                                bracket_op: (WholeArray op_id:Lit_At)
                                spids: [180 186]
                              )
                            )
                          }
                        )
                        (ControlFlow
                          token: <ControlFlow_Return return>
                          arg_word: {(1)}
                        )
                      ]
                      spids: [167 195]
                    )
                  ]
                  spids: [-1 110]
                )
              ]
              spids: [-1 198]
            )
            (ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
          ]
          spids: [77]
        )
      spids: [73 76]
    )
    (FuncDef
      name: _Dbg_do_history_list
      body: 
        (BraceGroup
          children: [
            (C {(eval)} {(DQ ($ VSub_Name "$_seteglob"))})
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: 
                        (AndOr
                          children: [
                            (DBracket
                              expr: 
                                (BoolBinary
                                  op_id: BoolBinary_GlobNEqual
                                  left: {($ VSub_Number "$1")}
                                  right: {($ VSub_Name "$int_pat")}
                                )
                            )
                            (AndOr
                              children: [
                                (DBracket
                                  expr: 
                                    (BoolBinary
                                      op_id: BoolBinary_GlobNEqual
                                      left: {($ VSub_Number "$1")}
                                      right: {(-) ($ VSub_Name "$int_pat")}
                                    )
                                )
                                (DBracket
                                  expr: (BoolUnary op_id:BoolUnary_n child:{($ VSub_Number "$1")})
                                )
                              ]
                              op_id: Op_DAmp
                            )
                          ]
                          op_id: Op_DAmp
                        )
                      terminator: <Op_Semi ";">
                    )
                  ]
                  action: [
                    (C {(_Dbg_msg)} {(DQ ("Invalid history number: ") ($ VSub_Number "$1"))})
                    (C {(eval)} {(DQ ($ VSub_Name "$_resteglob"))})
                    (ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
                  ]
                  spids: [-1 269]
                )
              ]
              spids: [-1 293]
            )
            (C {(eval)} {(DQ ($ VSub_Name "$_resteglob"))})
            (Assignment
              keyword: Assign_None
              pairs: [
                (assign_pair
                  lhs: (LhsName name:_Dbg_hi)
                  op: Equal
                  rhs: 
                    {
                      (BracedVarSub
                        token: <VSub_Name _Dbg_history>
                        prefix_op: VSub_Pound
                        bracket_op: (WholeArray op_id:Lit_At)
                        spids: [305 311]
                      )
                    }
                  spids: [304]
                )
              ]
              spids: [304]
            )
            (Assignment
              keyword: Assign_Local
              flags: ["'-i'"]
              pairs: [
                (assign_pair
                  lhs: (LhsName name:n)
                  op: Equal
                  rhs: 
                    {
                      (BracedVarSub
                        token: <VSub_Number 1>
                        suffix_op: 
                          (StringUnary
                            op_id: VTest_ColonHyphen
                            arg_word: {($ VSub_Name "$_Dbg_hi") (-1)}
                          )
                        spids: [319 324]
                      )
                    }
                  spids: [318]
                )
              ]
              spids: [314]
            )
            (Assignment
              keyword: Assign_Local
              flags: ["'-i'"]
              pairs: [
                (assign_pair
                  lhs: (LhsName name:stop)
                  op: Equal
                  rhs: 
                    {
                      (BracedVarSub
                        token: <VSub_Number 2>
                        suffix_op: (Slice begin:(ArithWord w:{(Lit_Digits 0)}))
                        spids: [332 336]
                      )
                    }
                  spids: [331]
                )
              ]
              spids: [327]
            )
            (Assignment
              keyword: Assign_Local
              flags: ["'-i'"]
              pairs: [(assign_pair lhs:(LhsName name:i) op:Equal spids:[343])]
              spids: [339]
            )
            (If
              arms: [
                (if_arm
                  cond: [
                    (Sentence
                      child: 
                        (DParen
                          child: 
                            (ArithBinary
                              op_id: Arith_Less
                              left: (ArithVarRef name:n)
                              right: (ArithWord w:{(Lit_Digits 0)})
                            )
                        )
                      terminator: <Op_Semi ";">
                    )
                  ]
                  action: [
                    (DParen
                      child: 
                        (BinaryAssign
                          op_id: Arith_Equal
                          left: (LhsName name:stop)
                          right: 
                            (ArithBinary
                              op_id: Arith_Plus
                              left: (ArithVarRef name:_Dbg_hi)
                              right: (ArithVarRef name:n)
                            )
                        )
                    )
                    (DParen
                      child: 
                        (BinaryAssign
                          op_id: Arith_Equal
                          left: (LhsName name:n)
                          right: 
                            (ArithBinary
                              op_id: Arith_Minus
                              left: (ArithVarRef name:_Dbg_hi)
                              right: (ArithWord w:{(Lit_Digits 1)})
                            )
                        )
                    )
                  ]
                  spids: [-1 364]
                )
                (if_arm
                  cond: [
                    (Sentence
                      child: 
                        (DParen
                          child: 
                            (ArithBinary
                              op_id: Arith_Great
                              left: (ArithVarRef name:n)
                              right: 
                                (ArithBinary
                                  op_id: Arith_Minus
                                  left: (ArithVarRef name:_Dbg_hi)
                                  right: (ArithWord w:{(Lit_Digits 1)})
                                )
                            )
                        )
                      terminator: <Op_Semi ";">
                    )
                  ]
                  action: [
                    (DParen
                      child: 
                        (BinaryAssign
                          op_id: Arith_Equal
                          left: (LhsName name:n)
                          right: 
                            (ArithBinary
                              op_id: Arith_Minus
                              left: (ArithVarRef name:_Dbg_hi)
                              right: (ArithWord w:{(Lit_Digits 1)})
                            )
                        )
                    )
                  ]
                  spids: [387 404]
                )
              ]
              spids: [-1 417]
            )
            (ForExpr
              init: (BinaryAssign op_id:Arith_Equal left:(LhsName name:i) right:(ArithVarRef name:n))
              cond: 
                (ArithBinary
                  op_id: Arith_DAmp
                  left: 
                    (ArithBinary
                      op_id: Arith_GreatEqual
                      left: (ArithVarRef name:i)
                      right: (ArithVarRef name:stop)
                    )
                  right: 
                    (ArithBinary
                      op_id: Arith_GreatEqual
                      left: (ArithVarRef name:i)
                      right: (ArithWord w:{(Lit_Digits 0)})
                    )
                )
              update: (UnaryAssign op_id:Node_PostDMinus child:(LhsName name:i))
              body: 
                (DoGroup
                  children: [
                    (C {(_Dbg_msg)} 
                      {
                        (DQ (${ VSub_Name i) (": ") 
                          (BracedVarSub
                            token: <VSub_Name _Dbg_history>
                            bracket_op: (ArrayIndex expr:(ArithWord w:{($ VSub_Name "$i")}))
                            spids: [464 469]
                          )
                        )
                      }
                    )
                  ]
                  spids: [454 473]
                )
            )
            (ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
          ]
          spids: [221]
        )
      spids: [217 220]
    )
    (C {(_Dbg_alias_add)} {(SQ <"!">)} {(SQ <history>)})
  ]
)