anchor.diff:  check_records_in_target_file(UsedRecords, UsedRecordDefs, UsedRecordDefsInTargetFile) ->
       case length(UsedRecords) > length(UsedRecordDefsInTargetFile) of
         true ->
  -	  Msg = io_lib:format("\n Records used by the function selected "
  -			      "are not defined in the target module: ~p.",
  -			      [UsedRecords -- element(1, lists:unzip(UsedRecordDefsInTargetFile))]),
  -	  ?wrangler_io(Msg, []),
  -	  throw({error, Msg});
  +	    Ms = UsedRecords -- element(1, lists:unzip(UsedRecordDefsInTargetFile)),
  +	    Msg = format("Records used by the function selected "
  +			 "are not defined in the target module: ~p.", [Ms]),
  +	    ?wrangler_io("\n"++Msg, []),
  +	    throw({error, Msg});
         _ ->
   	  case lists:keysort(1, UsedRecordDefs) == lists:keysort(1, UsedRecordDefsInTargetFile) of
   	    true -> true;
  -	    _ ->
  -		Msg1 = io_lib:format("\n Records used by the function selected "
  -				     "are defined differently in the target module: ~p.",
  -				     [element(1, lists:unzip(lists:keysort(1, UsedRecordDefs)
  -							     -- lists:keysort(1, UsedRecordDefsInTargetFile)))]),
  -		?wrangler_io(Msg1, []),
  -		throw({error, Msg1})
  +	      _ ->
  +		  Ms1= element(1, lists:unzip(lists:keysort(1, UsedRecordDefs)
  +					     -- lists:keysort(1, UsedRecordDefsInTargetFile))),
  +		  Msg1 = format("Records used by the function selected "
  +				"are defined differently in the target module: ~p.",[Ms1]),
  +		  ?wrangler_io("\n"++Msg1, []),
  +		  throw({error, Msg1})
   	  end
       end.
   
  
positive.code: check_macros_in_target_file(UsedMacros, UsedMacroDefs, UsedMacroDefsInTargetFile) ->
      case length(UsedMacros) > length(UsedMacroDefsInTargetFile) of
  	true ->
  	    Msg = io_lib:format("\n Macros used by the function selected "
  				"are not defined in the target module: ~p.",
  				[UsedMacros -- element(1, lists:unzip(UsedMacroDefsInTargetFile))]),
  	    ?wrangler_io(Msg,[]),
  	    throw({error, Msg});
  	false ->
  	    case length(UsedMacros) == length(UsedMacroDefsInTargetFile) of
  
negative.code:       _ -> {Node, false}
      end.
  
  prettyprint(none) ->
      none;
  prettyprint(Node) -> 
      refac_prettypr:format(Node).
  
  
  