anchor.diff:      case filelib:is_file(ModOrFileName) of
   	true ->
   	    rename_fun_command_1(ModOrFileName, OldFunNameStr, Arity,
  -				 NewFunNameStr, SearchPaths, 8, Editor);
  +				 NewFunNameStr, SearchPaths, TabWidth, Editor);
   	false ->
   	    case is_atom(ModOrFileName) of
   		true ->
   		    case wrangler_misc:modname_to_filename(ModOrFileName, SearchPaths) of
   			{ok, FileName} ->
   			    rename_fun_command_1(FileName, OldFunNameStr, Arity,
  -						 NewFunNameStr, SearchPaths, 8, Editor);
  +						 NewFunNameStr, SearchPaths, TabWidth, Editor);
   			{error, Msg} ->
   			    {error, lists:flatten(Msg)}
   		    end;
  
positive.code: rename_fun_eclipse(FileName, Line, Col, NewName, SearchPaths, TabWidth) ->
      rename_fun(FileName, Line, Col, NewName, SearchPaths, TabWidth, eclipse).
  
  %%-spec(rename_fun_command/6::(modulename()|filename(), atom(), integer(), atom(),[dir()], atom())->
  %%				       {error, string()} | {ok, [filename()]}).
  rename_fun_by_name(ModOrFileName, OldFunName, Arity, NewFunName, SearchPaths, Editor) ->
      OldFunNameStr = case is_atom(OldFunName) of
  			true -> atom_to_list(OldFunName);
  			false -> throw({error, "Original function name should be an atom."})
  
negative.code: 
  -export([rename_fun/6, rename_fun_1/6,  rename_fun_eclipse/6, rename_fun_1_eclipse/6]).
  
  -export([rename_fun_by_name/7]).
  
  -include("../include/wrangler_internal.hrl").
  
  