(command.CommandList
  children: [
    (C {(typeset)} {(-A)} {(_Dbg_aliases)})
    (command.ShFunction
      name: _Dbg_alias_add
      body: 
        (command.BraceGroup
          children: [
            (command.AndOr
              ops: [Op_DAmp]
              children: [
                (command.DParen
                  child: 
                    (arith_expr.Binary
                      op_id: Arith_NEqual
                      left: (arith_expr.ArithWord w:{($ VSub_Pound '$#')})
                      right: (arith_expr.ArithWord w:{(Lit_Digits 2)})
                    )
                )
                (command.ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: 
                    (sh_lhs_expr.IndexedName
                      name: _Dbg_aliases
                      index: (arith_expr.ArithWord w:{($ VSub_Number '$1')})
                    )
                  op: Equal
                  rhs: {(DQ ($ VSub_Number '$2'))}
                )
              ]
            )
            (command.ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
          ]
        )
    )
    (command.ShFunction
      name: _Dbg_alias_remove
      body: 
        (command.BraceGroup
          children: [
            (command.AndOr
              ops: [Op_DAmp]
              children: [
                (command.DParen
                  child: 
                    (arith_expr.Binary
                      op_id: Arith_NEqual
                      left: (arith_expr.ArithWord w:{($ VSub_Pound '$#')})
                      right: (arith_expr.ArithWord w:{(Lit_Digits 1)})
                    )
                )
                (command.ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
              ]
            )
            (C {(unset)} {(DQ ('_Dbg_aliases[') ($ VSub_Number '$1') (']'))})
            (command.ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
          ]
        )
    )
    (command.ShFunction
      name: _Dbg_alias_expand
      body: 
        (command.BraceGroup
          children: [
            (command.AndOr
              ops: [Op_DAmp]
              children: [
                (command.DParen
                  child: 
                    (arith_expr.Binary
                      op_id: Arith_NEqual
                      left: (arith_expr.ArithWord w:{($ VSub_Pound '$#')})
                      right: (arith_expr.ArithWord w:{(Lit_Digits 1)})
                    )
                )
                (command.ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
              ]
            )
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:expanded_alias)
                  op: Equal
                  rhs: {(DQ ($ VSub_Number '$1'))}
                )
              ]
            )
            (command.AndOr
              ops: [Op_DAmp]
              children: [
                (command.DBracket
                  expr: (bool_expr.Unary op_id:BoolUnary_z child:{(DQ ($ VSub_Number '$1'))})
                )
                (command.ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
              ]
            )
            (command.AndOr
              ops: [Op_DAmp]
              children: [
                (command.DBracket
                  expr: 
                    (bool_expr.Unary
                      op_id: BoolUnary_n
                      child: 
                        {
                          (braced_var_sub
                            token: <VSub_Name _Dbg_aliases>
                            bracket_op: 
                              (bracket_op.ArrayIndex
                                expr: (arith_expr.ArithWord w:{($ VSub_Number '$1')})
                              )
                          )
                        }
                    )
                )
                (command.ShAssignment
                  pairs: [
                    (assign_pair
                      lhs: (sh_lhs_expr.Name name:expanded_alias)
                      op: Equal
                      rhs: 
                        {
                          (braced_var_sub
                            token: <VSub_Name _Dbg_aliases>
                            bracket_op: 
                              (bracket_op.ArrayIndex
                                expr: (arith_expr.ArithWord w:{($ VSub_Number '$1')})
                              )
                          )
                        }
                    )
                  ]
                )
              ]
            )
            (command.ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
          ]
        )
    )
    (command.ShFunction
      name: _Dbg_alias_find_index
      body: 
        (command.BraceGroup
          children: [
            (C {(typeset)} {(Lit_VarLike 'find_name=') ($ VSub_Number '$1')})
            (C {(typeset)} {(-i)} {(i)})
            (command.ForExpr
              init: 
                (arith_expr.BinaryAssign
                  op_id: Arith_Equal
                  left: (sh_lhs_expr.Name name:i)
                  right: (arith_expr.ArithWord w:{(Lit_Digits 0)})
                )
              cond: 
                (arith_expr.Binary
                  op_id: Arith_LessEqual
                  left: (arith_expr.VarRef token:<Lit_ArithVarLike i>)
                  right: (arith_expr.VarRef token:<Lit_ArithVarLike _Dbg_alias_max_index>)
                )
              update: (arith_expr.UnaryAssign op_id:Node_PostDPlus child:(sh_lhs_expr.Name name:i))
              body: 
                (command.DoGroup
                  children: [
                    (command.AndOr
                      ops: [Op_DAmp Op_DAmp]
                      children: [
                        (command.DBracket
                          expr: 
                            (bool_expr.Binary
                              op_id: BoolBinary_GlobDEqual
                              left: 
                                {
                                  (braced_var_sub
                                    token: <VSub_Name _Dbg_alias_names>
                                    bracket_op: 
                                      (bracket_op.ArrayIndex
                                        expr: (arith_expr.VarRef token:<Lit_ArithVarLike i>)
                                      )
                                  )
                                }
                              right: {(DQ ($ VSub_DollarName '$find_name'))}
                            )
                        )
                        (C {(echo)} {($ VSub_DollarName '$i')})
                        (command.ControlFlow
                          token: <ControlFlow_Return return>
                          arg_word: {(0)}
                        )
                      ]
                    )
                  ]
                )
            )
            (command.ControlFlow token:<ControlFlow_Return return> arg_word:{(1)})
          ]
        )
    )
    (command.ShFunction
      name: _Dbg_alias_find_aliased
      body: 
        (command.BraceGroup
          children: [
            (command.AndOr
              ops: [Op_DAmp]
              children: [
                (command.DParen
                  child: 
                    (arith_expr.Binary
                      op_id: Arith_NEqual
                      left: (arith_expr.ArithWord w:{($ VSub_Pound '$#')})
                      right: (arith_expr.ArithWord w:{(Lit_Digits 1)})
                    )
                )
                (command.ControlFlow
                  token: <ControlFlow_Return return>
                  arg_word: {(255)}
                )
              ]
            )
            (C {(typeset)} {(Lit_VarLike 'find_name=') ($ VSub_Number '$1')})
            (command.ShAssignment
              pairs: [(assign_pair lhs:(sh_lhs_expr.Name name:aliases_found) op:Equal rhs:{(SQ )})]
            )
            (C {(typeset)} {(-i)} {(i)})
            (command.ForEach
              iter_name: alias
              iter_words: [
                {
                  (braced_var_sub
                    token: <VSub_Name _Dbg_aliases>
                    prefix_op: VSub_Bang
                    bracket_op: (bracket_op.WholeArray op_id:Lit_At)
                  )
                }
              ]
              do_arg_iter: F
              body: 
                (command.DoGroup
                  children: [
                    (command.If
                      arms: [
                        (if_arm
                          cond: [
                            (command.Sentence
                              child: 
                                (command.DBracket
                                  expr: 
                                    (bool_expr.Binary
                                      op_id: BoolBinary_GlobDEqual
                                      left: 
                                        {
                                          (braced_var_sub
                                            token: <VSub_Name _Dbg_aliases>
                                            bracket_op: 
                                              (bracket_op.ArrayIndex
                                                expr: 
                                                  (arith_expr.ArithWord
                                                    w: {($ VSub_DollarName '$alias')}
                                                  )
                                              )
                                          )
                                        }
                                      right: {(DQ ($ VSub_DollarName '$find_name'))}
                                    )
                                )
                              terminator: <Op_Semi ';'>
                            )
                          ]
                          action: [
                            (command.AndOr
                              ops: [Op_DAmp]
                              children: [
                                (command.DBracket
                                  expr: 
                                    (bool_expr.Unary
                                      op_id: BoolUnary_n
                                      child: {($ VSub_DollarName '$aliases_found')}
                                    )
                                )
                                (command.ShAssignment
                                  pairs: [
                                    (assign_pair
                                      lhs: (sh_lhs_expr.Name name:aliases_found)
                                      op: PlusEqual
                                      rhs: {(SQ <', '>)}
                                    )
                                  ]
                                )
                              ]
                            )
                            (command.ShAssignment
                              pairs: [
                                (assign_pair
                                  lhs: (sh_lhs_expr.Name name:aliases_found)
                                  op: PlusEqual
                                  rhs: {(DQ ($ VSub_DollarName '$alias'))}
                                )
                              ]
                            )
                          ]
                        )
                      ]
                    )
                  ]
                )
            )
            (command.ControlFlow token:<ControlFlow_Return return> arg_word:{(0)})
          ]
        )
    )
  ]
)