anchor.diff:  %% element of the tuple being the module name, and the second element 
   %% binding the directory name of the file to which the module belongs.
   
  --spec(get_modules_by_file(Files::[filename()]) -> [{filename(), dir()}]).
  +-spec(get_modules_by_file(Files::[filename()]) -> [{atom(), dir()}]).
   get_modules_by_file(Files) ->
       get_modules_by_file(Files, []).
   
   get_modules_by_file([File | Left], Acc) ->
       BaseName = filename:basename(File, ".erl"),
       Dir = filename:dirname(File),
  -    get_modules_by_file(Left, [{BaseName, Dir} | Acc]);
  +    get_modules_by_file(Left, [{list_to_atom(BaseName), Dir} | Acc]);
   get_modules_by_file([], Acc) -> lists:reverse(Acc).
   
   
  
positive.code: 	    SyntaxTree = refac_recomment:recomment_forms(Forms, Comments),
  	    Info = refac_syntax_lib:analyze_forms(SyntaxTree),
  	    Info2 = merge_module_info(Info0, Info),
  	    AnnAST = annotate_bindings(FName, SyntaxTree, Info2, Ms, TabWidth),
  	    {ok, {AnnAST, Info2}};
  	{error, Reason} -> erlang:error(Reason)
      end;     
  
negative.code:       -> {ok, {syntaxTree(), moduleInfo()}}).
  parse_annotate_file(FName, ByPassPreP, SearchPaths, TabWidth) ->
      FileFormat =file_format(FName),     
      case whereis(wrangler_ast_server) of  
  	undefined ->        %% this should not happen with Wrangler + Emacs.
  	    ?wrangler_io("wrangler_ast_aserver is not defined\n",[]),
  	    parse_annotate_file_1(FName, ByPassPreP, SearchPaths, TabWidth, FileFormat);
  	_ ->
  	    wrangler_ast_server:get_ast({FName, ByPassPreP, SearchPaths, TabWidth, FileFormat})
      end.
       
  
  
  -spec(parse_annotate_file_1(FName::filename(), ByPassPreP::boolean(), SearchPaths::[dir()], integer(), atom())
  