(command.CommandList
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      blame_tok: <typeset>
      more_env: []
      words: [
        {<typeset>}
        {<Id.Lit_VarLike '_Dbg_evalfile='> 
          (CommandSub
            left_token: <Id.Left_DollarParen '$('>
            child: 
              (command.Simple
                blame_tok: <_Dbg_tempname>
                more_env: []
                words: [{<_Dbg_tempname>} {<eval>}]
                redirects: []
                do_fork: T
              )
            right: <Id.Eof_RParen _>
          )
        }
      ]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <_Dbg_help_add>
      more_env: []
      words: [
        {<_Dbg_help_add>}
        {<eval>}
        {
          (SQ <'**eval** *cmd*\n'> <'\n'> <'**eval**\n'> <'\n'> <'**eval?**\n'> <'\n'> 
            <'In the first form *cmd* is a string *cmd* is a string sent to special\n'> <'shell builtin eval.\n'> <'\n'> <'In the second form, use evaluate the current source line text.\n'> 
            <'\n'> <'Often when one is stopped at the line of the first part of an "if",\n'> 
            <'"elif", "case", "return", "while" compound statement or an assignment\n'> <'statement, one wants to eval is just the expression portion.  For\n'> 
            <'this, use eval?. Actually, any alias that ends in ? which is aliased\n'> <'to eval will do thie same thing.\n'> <'\n'> <'See also:\n'> <'---------\n'> <'\n'> 
            <'**print** and **set autoeval**.'>
          )
        }
        {<1>}
        {<_Dbg_complete_eval>}
      ]
      redirects: []
      do_fork: T
    )
    (command.CommandList
      children: [
        (command.Sentence
          child: 
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [{<typeset>} {<-i>} {<_Dbg_show_eval_rc>}]
              redirects: []
              do_fork: T
            )
          terminator: <Id.Op_Semi _>
        )
        (command.ShAssignment
          left: <Id.Lit_VarLike '_Dbg_show_eval_rc='>
          pairs: [
            (AssignPair
              left: <Id.Lit_VarLike '_Dbg_show_eval_rc='>
              lhs: 
                (sh_lhs_expr.Name
                  left: <Id.Lit_VarLike '_Dbg_show_eval_rc='>
                  name: _Dbg_show_eval_rc
                )
              op: assign_op.Equal
              rhs: {<1>}
            )
          ]
          redirects: []
        )
      ]
    )
    (command.ShFunction
      name_tok: <_Dbg_complete_eval>
      name: _Dbg_complete_eval
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Sentence
              child: 
                (command.Simple
                  blame_tok: <typeset>
                  more_env: []
                  words: [{<typeset>} {<-a>} {<words>}]
                  redirects: []
                  do_fork: T
                )
              terminator: <Id.Op_Semi _>
            )
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [{<typeset>} {<subcmds>}]
              redirects: []
              do_fork: T
            )
            (command.ShAssignment
              left: <Id.Lit_VarLike 'IFS='>
              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'IFS='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'IFS='> name:IFS)
                  op: assign_op.Equal
                  rhs: {(SQ <' '>)}
                )
                (AssignPair
                  left: <Id.Lit_VarLike 'words='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'words='> name:words)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (ShArrayLiteral
                        left: <Id.Op_LParen _>
                        words: [{($ Id.VSub_DollarName COMP_LINE)}]
                        right: <Id.Right_ShArrayLiteral _>
                      )
                    }
                )
              ]
              redirects: []
            )
            (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: 
                                    {
                                      (BracedVarSub
                                        left: <Id.Left_DollarBrace '${'>
                                        token: <Id.VSub_Name words>
                                        var_name: words
                                        prefix_op: <Id.VSub_Pound '#'>
                                        bracket_op: (bracket_op.WholeArray op_id:Id.Lit_At)
                                        right: <Id.Right_DollarBrace '}'>
                                      )
                                    }
                                  right: {<Id.Lit_Digits 1>}
                                )
                              right: <Id.Op_DRightParen _>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.If
                      if_kw: <Id.KW_If if>
                      arms: [
                        (IfArm
                          keyword: <Id.KW_If if>
                          cond: 
                            (condition.Shell
                              commands: [
                                (command.Sentence
                                  child: 
                                    (command.DBracket
                                      left: <Id.KW_DLeftBracket '[['>
                                      expr: 
                                        (bool_expr.Binary
                                          op_id: Id.BoolBinary_GlobDEqual
                                          left: 
                                            {
                                              (BracedVarSub
                                                left: <Id.Left_DollarBrace '${'>
                                                token: <Id.VSub_Name words>
                                                var_name: words
                                                bracket_op: 
                                                  (bracket_op.ArrayIndex
                                                    expr: {<Id.Lit_Digits 0>}
                                                  )
                                                right: <Id.Right_DollarBrace '}'>
                                              )
                                            }
                                          right: {(SQ <'eval?'>)}
                                        )
                                      right: <Id.Lit_DRightBracket ']]'>
                                      redirects: []
                                    )
                                  terminator: <Id.Op_Semi _>
                                )
                              ]
                            )
                          then_kw: <Id.KW_Then then>
                          action: [
                            (command.Simple
                              blame_tok: <typeset>
                              more_env: []
                              words: [{<typeset>} {<extracted>}]
                              redirects: []
                              do_fork: T
                            )
                            (command.Simple
                              blame_tok: <_Dbg_eval_extract_condition>
                              more_env: []
                              words: [
                                {<_Dbg_eval_extract_condition>}
                                {(DQ ($ Id.VSub_DollarName _Dbg_source_line))}
                              ]
                              redirects: []
                              do_fork: T
                            )
                            (command.ShAssignment
                              left: <Id.Lit_VarLike 'COMPREPLY='>
                              pairs: [
                                (AssignPair
                                  left: <Id.Lit_VarLike 'COMPREPLY='>
                                  lhs: 
                                    (sh_lhs_expr.Name
                                      left: <Id.Lit_VarLike 'COMPREPLY='>
                                      name: COMPREPLY
                                    )
                                  op: assign_op.Equal
                                  rhs: 
                                    {
                                      (ShArrayLiteral
                                        left: <Id.Op_LParen _>
                                        words: [{(DQ ($ Id.VSub_DollarName extracted))}]
                                        right: <Id.Right_ShArrayLiteral _>
                                      )
                                    }
                                )
                              ]
                              redirects: []
                            )
                          ]
                          spids: [182 203]
                        )
                      ]
                      else_kw: <Id.KW_Else else>
                      else_action: [
                        (command.ShAssignment
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                          pairs: [
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                              lhs: 
                                (sh_lhs_expr.Name
                                  left: <Id.Lit_VarLike 'COMPREPLY='>
                                  name: COMPREPLY
                                )
                              op: assign_op.Equal
                              rhs: 
                                {
                                  (ShArrayLiteral
                                    left: <Id.Op_LParen _>
                                    words: [{(DQ ($ Id.VSub_DollarName _Dbg_source_line))}]
                                    right: <Id.Right_ShArrayLiteral _>
                                  )
                                }
                            )
                          ]
                          redirects: []
                        )
                      ]
                      fi_kw: <Id.KW_Fi fi>
                      redirects: []
                    )
                  ]
                  spids: [159 179]
                )
              ]
              else_kw: <Id.KW_Else else>
              else_action: [
                (command.ShAssignment
                  left: <Id.Lit_VarLike 'COMPREPLY='>
                  pairs: [
                    (AssignPair
                      left: <Id.Lit_VarLike 'COMPREPLY='>
                      lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'COMPREPLY='> name:COMPREPLY)
                      op: assign_op.Equal
                      rhs: 
                        {
                          (ShArrayLiteral
                            left: <Id.Op_LParen _>
                            words: []
                            right: <Id.Right_ShArrayLiteral _>
                          )
                        }
                    )
                  ]
                  redirects: []
                )
              ]
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.Simple
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      more_env: []
      words: [{<complete>} {<-F>} {<_Dbg_complete_eval>} {(SQ <'eval?'>)}]
      redirects: []
      do_fork: T
    )
    (command.ShFunction
      name_tok: <_Dbg_do_eval>
      name: _Dbg_do_eval
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
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              blame_tok: <builtin>
              more_env: []
              words: [
                {<builtin>}
                {<echo>}
                {(DQ <'. '> (${ Id.VSub_Name _Dbg_libdir) <'/dbg-set-d-vars.inc'>)}
              ]
              redirects: [
                (Redir
                  op: <Id.Redir_Great '>'>
                  loc: (redir_loc.Fd fd:1)
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                )
              ]
              do_fork: T
            )
            (command.If
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              arms: [
                (IfArm
                  keyword: <Id.KW_If if>
                  cond: 
                    (condition.Shell
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                          child: 
                            (command.DParen
                              left: <Id.Op_DLeftParen _>
                              child: 
                                (arith_expr.Binary
                                  op_id: Id.Arith_DEqual
                                  left: {($ Id.VSub_Pound '#')}
                                  right: {<Id.Lit_Digits 0>}
                                )
                              right: <Id.Op_DRightParen _>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.Simple
                      blame_tok: <typeset>
                      more_env: []
                      words: [
                        {<typeset>}
                        {<Id.Lit_VarLike 'source_line_save='> 
                          (DQ ($ Id.VSub_DollarName _Dbg_source_line))
                        }
                      ]
                      redirects: []
                      do_fork: T
                    )
                    (command.Simple
                      blame_tok: <typeset>
                      more_env: []
                      words: [
                        {<typeset>}
                        {<Id.Lit_VarLike 'highlight_save='> ($ Id.VSub_DollarName _Dbg_set_highlight)}
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                      redirects: []
                      do_fork: T
                    )
                    (command.ShAssignment
                      left: <Id.Lit_VarLike '_Dbg_set_highlight='>
                      pairs: [
                        (AssignPair
                          left: <Id.Lit_VarLike '_Dbg_set_highlight='>
                          lhs: 
                            (sh_lhs_expr.Name
                              left: <Id.Lit_VarLike '_Dbg_set_highlight='>
                              name: _Dbg_set_highlight
                            )
                          op: assign_op.Equal
                          rhs: {(SQ )}
                        )
                      ]
                      redirects: []
                    )
                    (command.Simple
                      blame_tok: <_Dbg_get_source_line>
                      more_env: []
                      words: [{<_Dbg_get_source_line>}]
                      redirects: []
                      do_fork: T
                    )
                    (command.Simple
                      blame_tok: <typeset>
                      more_env: []
                      words: [{<typeset>} {<suffix>}]
                      redirects: []
                      do_fork: T
                    )
                    (command.ShAssignment
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                      pairs: [
                        (AssignPair
                          left: <Id.Lit_VarLike 'suffix='>
                          lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'suffix='> name:suffix)
                          op: assign_op.Equal
                          rhs: 
                            {
                              (BracedVarSub
                                left: <Id.Left_DollarBrace '${'>
                                token: <Id.VSub_Name _Dbg_orig_cmd>
                                var_name: _Dbg_orig_cmd
                                suffix_op: 
                                  (suffix_op.Slice
                                    begin: 
                                      (arith_expr.Binary
                                        op_id: Id.Arith_Minus
                                        left: 
                                          {
                                            (BracedVarSub
                                              left: <Id.Left_DollarBrace '${'>
                                              token: <Id.VSub_Name _Dbg_orig_cmd>
                                              var_name: _Dbg_orig_cmd
                                              prefix_op: <Id.VSub_Pound '#'>
                                              right: <Id.Right_DollarBrace '}'>
                                            )
                                          }
                                        right: {<Id.Lit_Digits 1>}
                                      )
                                    length: {<Id.Lit_Digits 1>}
                                  )
                                right: <Id.Arith_RBrace _>
                              )
                            }
                        )
                      ]
                      redirects: []
                    )
                    (command.Simple
                      blame_tok: <typeset>
                      more_env: []
                      words: [{<typeset>} {<source_line>}]
                      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.DBracket
                                      left: <Id.KW_DLeftBracket '[['>
                                      expr: 
                                        (bool_expr.Binary
                                          op_id: Id.BoolBinary_GlobDEqual
                                          left: {(SQ <'?'>)}
                                          right: {(DQ ($ Id.VSub_DollarName suffix))}
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                                      right: <Id.Lit_DRightBracket ']]'>
                                      redirects: []
                                    )
                                  terminator: <Id.Op_Semi _>
                                )
                              ]
                            )
                          then_kw: <Id.KW_Then then>
                          action: [
                            (command.Simple
                              blame_tok: <typeset>
                              more_env: []
                              words: [{<typeset>} {<extracted>}]
                              redirects: []
                              do_fork: T
                            )
                            (command.Simple
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                              more_env: []
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                                {<_Dbg_eval_extract_condition>}
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                              redirects: []
                              do_fork: T
                            )
                            (command.ShAssignment
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                              pairs: [
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                                  left: <Id.Lit_VarLike 'source_line='>
                                  lhs: 
                                    (sh_lhs_expr.Name
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                                  op: assign_op.Equal
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                              ]
                              redirects: []
                            )
                            (command.ShAssignment
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                              pairs: [
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                                    (sh_lhs_expr.Name
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                                      name: source_line_save
                                    )
                                  op: assign_op.Equal
                                  rhs: {(DQ ($ Id.VSub_DollarName extracted))}
                                )
                              ]
                              redirects: []
                            )
                          ]
                          spids: [367 385]
                        )
                      ]
                      else_kw: <Id.KW_Else else>
                      else_action: [
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                                (sh_lhs_expr.Name
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                                  name: source_line
                                )
                              op: assign_op.Equal
                              rhs: {(DQ ($ Id.VSub_DollarName _Dbg_bash_command))}
                            )
                          ]
                          redirects: []
                        )
                      ]
                      fi_kw: <Id.KW_Fi fi>
                      redirects: []
                    )
                    (command.Simple
                      blame_tok: <builtin>
                      more_env: []
                      words: [{<builtin>} {<echo>} {(DQ ($ Id.VSub_DollarName source_line))}]
                      redirects: [
                        (Redir
                          op: <Id.Redir_DGreat '>>'>
                          loc: (redir_loc.Fd fd:1)
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                      ]
                      do_fork: T
                    )
                    (command.Simple
                      blame_tok: <_Dbg_msg>
                      more_env: []
                      words: [{<_Dbg_msg>} {(DQ <'eval: '> (${ Id.VSub_Name source_line))}]
                      redirects: []
                      do_fork: T
                    )
                    (command.ShAssignment
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                      pairs: [
                        (AssignPair
                          left: <Id.Lit_VarLike '_Dbg_source_line='>
                          lhs: 
                            (sh_lhs_expr.Name
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                              name: _Dbg_source_line
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                          op: assign_op.Equal
                          rhs: {(DQ ($ Id.VSub_DollarName source_line_save))}
                        )
                      ]
                      redirects: []
                    )
                    (command.ShAssignment
                      left: <Id.Lit_VarLike '_Dbg_set_highlight='>
                      pairs: [
                        (AssignPair
                          left: <Id.Lit_VarLike '_Dbg_set_highlight='>
                          lhs: 
                            (sh_lhs_expr.Name
                              left: <Id.Lit_VarLike '_Dbg_set_highlight='>
                              name: _Dbg_set_highlight
                            )
                          op: assign_op.Equal
                          rhs: {($ Id.VSub_DollarName _Dbg_highlight_save)}
                        )
                      ]
                      redirects: []
                    )
                  ]
                  spids: [289 304]
                )
              ]
              else_kw: <Id.KW_Else else>
              else_action: [
                (command.Simple
                  blame_tok: <builtin>
                  more_env: []
                  words: [{<builtin>} {<echo>} {(DQ ($ Id.VSub_At '@'))}]
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                    (Redir
                      op: <Id.Redir_DGreat '>>'>
                      loc: (redir_loc.Fd fd:1)
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                    )
                  ]
                  do_fork: T
                )
              ]
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
            (command.If
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              arms: [
                (IfArm
                  keyword: <Id.KW_If if>
                  cond: 
                    (condition.Shell
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                            (command.DBracket
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                              expr: 
                                (bool_expr.Unary
                                  op_id: Id.BoolUnary_n
                                  child: {($ Id.VSub_DollarName _Dbg_tty)}
                                )
                              right: <Id.Lit_DRightBracket ']]'>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.Simple
                      blame_tok: <.>
                      more_env: []
                      words: [{<.>} {($ Id.VSub_DollarName _Dbg_evalfile)}]
                      redirects: [
                        (Redir
                          op: <Id.Redir_DGreat '>>'>
                          loc: (redir_loc.Fd fd:1)
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                      ]
                      do_fork: T
                    )
                  ]
                  spids: [477 489]
                )
              ]
              else_kw: <Id.KW_Else else>
              else_action: [
                (command.Simple
                  blame_tok: <.>
                  more_env: []
                  words: [{<.>} {($ Id.VSub_DollarName _Dbg_evalfile)}]
                  redirects: []
                  do_fork: T
                )
              ]
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
            (command.ShAssignment
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              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike '_Dbg_rc='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike '_Dbg_rc='> name:_Dbg_rc)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_QMark '?')}
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              ]
              redirects: []
            )
            (command.AndOr
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                (command.DParen
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                  child: ($ Id.Lit_ArithVarLike _Dbg_show_eval_rc)
                  right: <Id.Op_DRightParen _>
                  redirects: []
                )
                (command.Simple
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                  more_env: []
                  words: [
                    {<_Dbg_msg>}
                    {
                      (DQ (word_part.EscapedLiteral token:<Id.Lit_EscapedChar '\\$'> ch:'$') <'? is '> 
                        ($ Id.VSub_DollarName _Dbg_rc)
                      )
                    }
                  ]
                  redirects: []
                  do_fork: T
                )
              ]
              ops: [<Id.Op_DAmp _>]
            )
            (command.Simple
              blame_tok: <_Dbg_set_debugger_internal>
              more_env: []
              words: [{<_Dbg_set_debugger_internal>}]
              redirects: []
              do_fork: T
            )
            (command.ShAssignment
              left: <Id.Lit_VarLike '_Dbg_last_cmd='>
              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike '_Dbg_last_cmd='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike '_Dbg_last_cmd='> name:_Dbg_last_cmd)
                  op: assign_op.Equal
                  rhs: {(SQ <eval>)}
                )
              ]
              redirects: []
            )
            (command.ControlFlow keyword:<Id.ControlFlow_Return return> arg_word:{<0>})
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.Simple
      blame_tok: <_Dbg_alias_add>
      more_env: []
      words: [{<_Dbg_alias_add>} {(SQ <ev>)} {(SQ <eval>)}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <_Dbg_alias_add>
      more_env: []
      words: [{<_Dbg_alias_add>} {(SQ <'ev?'>)} {(SQ <eval>)}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <_Dbg_alias_add>
      more_env: []
      words: [{<_Dbg_alias_add>} {(SQ <'eval?'>)} {(SQ <eval>)}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <typeset>
      more_env: []
      words: [{<typeset>} {<Id.Lit_VarLike '_Dbg_last_print_args='> (SQ )}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <_Dbg_help_add>
      more_env: []
      words: [
        {<_Dbg_help_add>}
        {<print>}
        {
          (SQ <'print EXPRESSION -- Print EXPRESSION.\n'> <'\n'> 
            <'EXPRESSION is a string like you would put in a print statement.\n'> <'See also eval.\n'> <'\n'> 
            <'The difference between eval and print. Suppose cmd has the value "ls".\n'> <'\n'> <'print $cmd # prints "ls"\n'> <'eval $cmd  # runs an ls command\n'>
          )
        }
      ]
      redirects: []
      do_fork: T
    )
    (command.ShFunction
      name_tok: <_Dbg_do_print>
      name: _Dbg_do_print
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [
                {<typeset>}
                {<Id.Lit_VarLike '_Dbg_expr='> 
                  (BracedVarSub
                    left: <Id.Left_DollarBrace '${'>
                    token: <Id.VSub_At '@'>
                    var_name: '@'
                    suffix_op: 
                      (suffix_op.Unary
                        op: <Id.VTest_ColonHyphen _>
                        arg_word: {(DQ ($ Id.VSub_DollarName _Dbg_last_print_args))}
                      )
                    right: <Id.Right_DollarBrace '}'>
                  )
                }
              ]
              redirects: []
              do_fork: T
            )
            (command.Sentence
              child: 
                (command.Simple
                  blame_tok: <typeset>
                  more_env: []
                  words: [{<typeset>} {<dq_expr>}]
                  redirects: []
                  do_fork: T
                )
              terminator: <Id.Op_Semi _>
            )
            (command.ShAssignment
              left: <Id.Lit_VarLike 'dq_expr='>
              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'dq_expr='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'dq_expr='> name:dq_expr)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (CommandSub
                        left_token: <Id.Left_DollarParen '$('>
                        child: 
                          (command.Simple
                            blame_tok: <_Dbg_esc_dq>
                            more_env: []
                            words: [{<_Dbg_esc_dq>} {(DQ ($ Id.VSub_DollarName _Dbg_expr))}]
                            redirects: []
                            do_fork: T
                          )
                        right: <Id.Eof_RParen _>
                      )
                    }
                )
              ]
              redirects: []
            )
            (command.Simple
              blame_tok: <.>
              more_env: []
              words: [{<.>} {(${ Id.VSub_Name _Dbg_libdir) <'/dbg-set-d-vars.inc'>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <eval>
              more_env: []
              words: [{<eval>} {(DQ <'_Dbg_msg '> ($ Id.VSub_DollarName _Dbg_expr))}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <typeset>
              more_env: []
              words: [{<typeset>} {<-i>} {<Id.Lit_VarLike 'rc='> ($ Id.VSub_QMark '?')}]
              redirects: []
              do_fork: T
            )
            (command.ShAssignment
              left: <Id.Lit_VarLike '_Dbg_last_print_args='>
              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike '_Dbg_last_print_args='>
                  lhs: 
                    (sh_lhs_expr.Name
                      left: <Id.Lit_VarLike '_Dbg_last_print_args='>
                      name: _Dbg_last_print_args
                    )
                  op: assign_op.Equal
                  rhs: {(DQ ($ Id.VSub_DollarName dq_expr))}
                )
              ]
              redirects: []
            )
            (command.ControlFlow
              keyword: <Id.ControlFlow_Return return>
              arg_word: {($ Id.VSub_DollarName rc)}
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.Simple
      blame_tok: <_Dbg_alias_add>
      more_env: []
      words: [{<_Dbg_alias_add>} {(SQ <pr>)} {(SQ <print>)}]
      redirects: []
      do_fork: T
    )
  ]
)