anchor.diff:    List2 = clj_core:list(?NIL),
     ?NIL = clj_core:seq(List2),
   
  +  List = clj_core:list(clj_core:cons(1, [2, 3])),
  +
     {comments, ""}.
   
   -spec count(config()) -> result().
  
positive.code: 
    {comments, ""}.
  
  -spec complete_coverage(config()) -> result().
  complete_coverage(_Config) ->
    ?NIL = 'clojerl.List':'_'(?NIL),
  
negative.code:         , equiv/1
          , cons/1
          , stack/1
          , reduce/1
          , complete_coverage/1
          ]).
  
  -clojure(true).
  
  -type config() :: list().
  -type result() :: {comments, string()}.
  