(command.CommandList
  children: [
    (command.Simple
      blame_tok: <_Dbg_help_add>
      more_env: []
      words: [
        {<_Dbg_help_add>}
        {<quit>}
        {
          (SQ <'**quit** [*exit-code* [*shell-levels*]]\n'> <'\n'> <'Quit the debugger.\n'> <'\n'> 
            <'The program being debugged is aborted.  If EXIT-CODE is given that\n'> <'will be the exit return code. If SHELL-LEVELS then up to that many\n'> 
            <'nested shells are quit. However to be effective, the last of those\n'> <'shells should have been run under the debugger.\n'> <'\n'> <'See also:\n'> <'---------\n'> <'\n'> 
            <'**finish**, **return** and **run**.'>
          )
        }
      ]
      redirects: []
      do_fork: T
    )
    (command.ShFunction
      name_tok: <_Dbg_do_quit>
      name: _Dbg_do_quit
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [
                {<typeset>}
                {<-i>}
                {<Id.Lit_VarLike 'return_code='> 
                  (BracedVarSub
                    left: <Id.Left_DollarBrace '${'>
                    token: <Id.VSub_Number 1>
                    var_name: 1
                    suffix_op: 
                      (suffix_op.Unary
                        op: <Id.VTest_ColonHyphen _>
                        arg_word: {($ Id.VSub_DollarName _Dbg_program_exit_code)}
                      )
                    right: <Id.Right_DollarBrace '}'>
                  )
                }
              ]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [
                {<typeset>}
                {<-i>}
                {<Id.Lit_VarLike 'desired_quit_levels='> 
                  (BracedVarSub
                    left: <Id.Left_DollarBrace '${'>
                    token: <Id.VSub_Number 2>
                    var_name: 2
                    suffix_op: (suffix_op.Unary op:<Id.VTest_ColonHyphen _> arg_word:{<0>})
                    right: <Id.Right_DollarBrace '}'>
                  )
                }
              ]
              redirects: []
              do_fork: T
            )
            (command.If
              if_kw: <Id.KW_If if>
              arms: [
                (IfArm
                  keyword: <Id.KW_If if>
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (command.DParen
                              left: <Id.Op_DLeftParen _>
                              child: 
                                (arith_expr.Binary
                                  op_id: Id.Arith_DPipe
                                  left: 
                                    (arith_expr.Binary
                                      op_id: Id.Arith_DEqual
                                      left: ($ Id.Lit_ArithVarLike desired_quit_levels)
                                      right: {<Id.Lit_Digits 0>}
                                    )
                                  right: 
                                    (arith_expr.Binary
                                      op_id: Id.Arith_Great
                                      left: ($ Id.Lit_ArithVarLike desired_quit_levels)
                                      right: 
                                        (arith_expr.Binary
                                          op_id: Id.Arith_Plus
                                          left: ($ Id.Lit_ArithVarLike BASH_SUBSHELL)
                                          right: {<Id.Lit_Digits 1>}
                                        )
                                    )
                                )
                              right: <Id.Op_DRightParen _>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.DParen
                      left: <Id.Op_DLeftParen _>
                      child: 
                        (arith_expr.BinaryAssign
                          op_id: Id.Arith_Equal
                          left: ($ Id.Lit_ArithVarLike desired_quit_levels)
                          right: 
                            (arith_expr.Binary
                              op_id: Id.Arith_Plus
                              left: ($ Id.Lit_ArithVarLike BASH_SUBSHELL)
                              right: {<Id.Lit_Digits 1>}
                            )
                        )
                      right: <Id.Op_DRightParen _>
                      redirects: []
                    )
                  ]
                  spids: [116 142]
                )
              ]
              else_action: []
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
            (command.DParen
              left: <Id.Op_DLeftParen _>
              child: 
                (arith_expr.BinaryAssign
                  op_id: Id.Arith_PlusEqual
                  left: ($ Id.Lit_ArithVarLike _Dbg_QUIT_LEVELS)
                  right: ($ Id.Lit_ArithVarLike desired_quit_levels)
                )
              right: <Id.Op_DRightParen _>
              redirects: []
            )
            (command.DParen
              left: <Id.Op_DLeftParen _>
              child: 
                (arith_expr.UnaryAssign
                  op_id: Id.Node_PostDMinus
                  child: ($ Id.Lit_ArithVarLike _Dbg_QUIT_LEVELS)
                )
              right: <Id.Op_DRightParen _>
              redirects: []
            )
            (command.Simple
              blame_tok: <_Dbg_write_journal>
              more_env: []
              words: [
                {<_Dbg_write_journal>}
                {(DQ <'_Dbg_QUIT_LEVELS='> ($ Id.VSub_DollarName _Dbg_QUIT_LEVELS))}
              ]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <_Dbg_write_journal>
              more_env: []
              words: [
                {<_Dbg_write_journal>}
                {(DQ <'_Dbg_step_ignore='> ($ Id.VSub_DollarName _Dbg_step_ignore))}
              ]
              redirects: []
              do_fork: T
            )
            (command.If
              if_kw: <Id.KW_If if>
              arms: [
                (IfArm
                  keyword: <Id.KW_If if>
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (command.DParen
                              left: <Id.Op_DLeftParen _>
                              child: 
                                (arith_expr.Binary
                                  op_id: Id.Arith_DEqual
                                  left: ($ Id.Lit_ArithVarLike BASH_SUBSHELL)
                                  right: {<Id.Lit_Digits 0>}
                                )
                              right: <Id.Op_DRightParen _>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.If
                      if_kw: <Id.KW_If if>
                      arms: [
                        (IfArm
                          keyword: <Id.KW_If if>
                          cond: 
                            (condition.Shell
                              commands: [
                                (command.Sentence
                                  child: 
                                    (command.Simple
                                      blame_tok: <Id.Lit_LBracket '['>
                                      more_env: []
                                      words: [
                                        {<Id.Lit_LBracket '['>}
                                        {<-n>}
                                        {(DQ ($ Id.VSub_DollarName _Dbg_RESTART_COMMAND))}
                                        {<Id.Lit_RBracket ']'>}
                                      ]
                                      redirects: []
                                      do_fork: T
                                    )
                                  terminator: <Id.Op_Semi _>
                                )
                              ]
                            )
                          then_kw: <Id.KW_Then then>
                          action: [
                            (command.Simple
                              blame_tok: <_Dbg_erase_journals>
                              more_env: []
                              words: [{<_Dbg_erase_journals>}]
                              redirects: []
                              do_fork: T
                            )
                            (command.Simple
                              blame_tok: <_Dbg_save_state>
                              more_env: []
                              words: [{<_Dbg_save_state>}]
                              redirects: []
                              do_fork: T
                            )
                            (command.Simple
                              blame_tok: <exec>
                              more_env: []
                              words: [{<exec>} {($ Id.VSub_DollarName _Dbg_RESTART_COMMAND)}]
                              redirects: []
                              do_fork: T
                            )
                          ]
                          spids: [236 250]
                        )
                      ]
                      else_action: []
                      fi_kw: <Id.KW_Fi fi>
                      redirects: []
                    )
                    (command.Simple
                      blame_tok: <_Dbg_msg>
                      more_env: []
                      words: [
                        {<_Dbg_msg>}
                        {(DQ (${ Id.VSub_Name _Dbg_debugger_name) <': That\'s all, folks...'>)}
                      ]
                      redirects: []
                      do_fork: T
                    )
                    (command.Simple
                      blame_tok: <_Dbg_cleanup>
                      more_env: []
                      words: [{<_Dbg_cleanup>}]
                      redirects: []
                      do_fork: T
                    )
                    (command.AndOr
                      children: [
                        (command.DParen
                          left: <Id.Op_DLeftParen _>
                          child: ($ Id.Lit_ArithVarLike _Dbg_set_history)
                          right: <Id.Op_DRightParen _>
                          redirects: []
                        )
                        (command.Simple
                          blame_tok: <history>
                          more_env: []
                          words: [{<history>} {<-w>} {($ Id.VSub_DollarName _Dbg_histfile)}]
                          redirects: []
                          do_fork: T
                        )
                      ]
                      ops: [<Id.Op_DAmp _>]
                    )
                  ]
                  spids: [213 228]
                )
              ]
              else_action: []
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
            (command.Simple
              blame_tok: <trap>
              more_env: []
              words: [{<trap>} {<->} {<DEBUG>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <trap>
              more_env: []
              words: [{<trap>} {(DQ <_Dbg_cleanup2>)} {<EXIT>}]
              redirects: []
              do_fork: T
            )
            (command.ControlFlow
              keyword: <Id.ControlFlow_Exit exit>
              arg_word: {($ Id.VSub_DollarName return_code)}
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.Simple
      blame_tok: <_Dbg_alias_add>
      more_env: []
      words: [{<_Dbg_alias_add>} {<q>} {<quit>}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <_Dbg_alias_add>
      more_env: []
      words: [{<_Dbg_alias_add>} {<q> <Id.KW_Bang '!'>} {<quit>}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <_Dbg_alias_add>
      more_env: []
      words: [{<_Dbg_alias_add>} {<Id.ControlFlow_Exit exit>} {<quit>}]
      redirects: []
      do_fork: T
    )
  ]
)