anchor.diff:  
   e(N,L) when is_list(L) -> lists:nth(N,L);
   e(N,T) when is_tuple(T)-> element(N,T).
  +
  +-endif.
  
positive.code:   maybe_show(Filename),
    ?assertEqual(<<"lists:sort([3,2,1])">>,
                 get_line_seg(Filename,2,2)),
    ?assertEqual(<<"lists:sort/1->[1,2,3]">>,
                 get_line_seg(Filename,4,2)),
    maybe_delete(Filename).
  
  t_2_test() ->
  
negative.code: -module('redbug_eunit').
  -author('mats cronqvist').
  
  -ifdef(TEST).
  -include_lib("eunit/include/eunit.hrl").
  
  t_0_test() ->
  