anchor.diff:  p_cleanup() ->
       TmpDir = p_temp_dir(),
       ok = case file:del_dir(TmpDir) of
  -        ok -> ok;
  -        {error, _} = E -> ok = ?warn("unable to remove tmpdir ~p - ~p", [TmpDir, E])
  -    end.
  +             ok -> ok;
  +             {error, _} = E -> ok = ?warn("unable to remove tmpdir ~p - ~p", [TmpDir, E])
  +         end.
   
   p_rehash(State) ->
       State#hotbeam_state{
  -        enable = ?HOTBEAM_ENABLED,
  -        src = ?HOTBEAM_COMPILE,
  -        apps = ?HOTBEAM_APPS
  -    }.
  +      enable = ?HOTBEAM_ENABLED,
  +      src = ?HOTBEAM_COMPILE,
  +      apps = ?HOTBEAM_APPS
  +     }.
   
   p_timer(#hotbeam_state{tref = undefined} = State) ->
       {ok, Tref} = timer:send_after(?HOTBEAM_LOOP, self(), loop),
  
positive.code:     {ok, Result} = gen_server:call(?MODULE, info),
      Result.
  
  info(Mod) when is_atom(Mod) -> 
      {ok, Result} = gen_server:call(?MODULE, {info, Mod}),
      Result.
  
  
negative.code: 
  rehash() -> ok = gen_server:cast(?MODULE, rehash).
  
  init([]) ->
      false = process_flag(trap_exit, true),
      {ok, p_timer(p_rehash(#hotbeam_state{}))}.
  
  