anchor.diff:  -module(nklib_unparse).
   -author('Carlos Gonzalez <carlosj.gf@gmail.com>').
   
  --export([uri/1, uri2/1, token/1, header/1, capitalize/1]).
  +-export([uri/1, uri2/1, uri3/1, token/1, header/1, gen_opts/1]).
   
   -include("nklib.hrl").
   
  
positive.code: 
  join([A], Acc) ->
      lists:reverse([A|Acc]).
  
  
  
  
  
negative.code: 
  %% @doc
  -spec header(nklib:header_value()) ->
      binary() | {unknown, term()}.
  
  header(Value) ->
      case unparse_header(Value) of
          Binary when is_binary(Binary) -> Binary;
          IoList when is_list(IoList) -> list_to_binary(IoList)
      end.
  
  
  