anchor.diff:  
   format_label([]) ->
       "";
  -format_label([{F,A},{F1,A1}|T]) ->
  -    io_lib:format("~p/~p,~p/~p\n", [F, A,F1, A1]) ++ format_label(T);
   format_label([{F,A}|T]) ->
  -    io_lib:format("~p/~p.", [F, A])++format_label(T).
  +    case T of 
  +	[] ->
  +	    io_lib:format("~p/~p.", [F, A]);
  +	[{F1, A1}|T1] ->
  +	    case T1 of 
  +		[] ->
  +		    io_lib:format("~p/~p,~p/~p,", [F, A, F1, A1])++format_label(T1);
  +		_ ->
  +		    io_lib:format("~p/~p,~p/~p,", [F, A, F1, A1])++"\\n"++format_label(T1)
  +		end
  +    end.
   
   
   
  
positive.code:     ModNames = [M || {M, _} <- refac_util:get_modules_by_file(Files)],
      [{{Mod, Dir},analyze_mod_with_called_funs({Mod, Dir}, ModNames, SearchPaths)}
       || {Mod, Dir}<-ModDirs].
     
  
  analyze_mod_with_called_funs({Mod, Dir}, ModNames, SearchPaths) ->
      File = filename:join(Dir, atom_to_list(Mod) ++ ".erl"),
      {ok, {AnnAST, Info}} = refac_util:parse_annotate_file(File, true, SearchPaths),
  
negative.code: 
  -module(refac_module_graph). 
  
  -export([module_graph/1, get_called_mods/2, module_graph_to_dot/4,
  	 module_subgraph_to_dot/4, scc_graph_to_dot/3]). 
  
  -include("../include/wrangler.hrl").
  
  