factor out gen_json

src/jsx_utils.erl

@@ -23,7 +23,7 @@
 
 -module(jsx_utils).
 
--export([parse_opts/1, extract_opts/1]).
+-export([parse_opts/1]).
 -export([nice_decimal/1]).
 -export([json_escape/2]).
 
@@ -49,22 +49,6 @@ parse_opts(_, _) ->
     {error, badarg}.
 
 
-extract_opts(Opts) ->
-    extract_parser_opts(Opts, []).
-
-extract_parser_opts([], Acc) -> Acc;     
-extract_parser_opts([{K,V}|Rest], Acc) ->
-    case lists:member(K, [loose_unicode, escape_forward_slash, explicit_end, parser]) of
-        true -> extract_parser_opts(Rest, [{K,V}] ++ Acc)
-        ; false -> extract_parser_opts(Rest, Acc)
-    end;
-extract_parser_opts([K|Rest], Acc) ->
-    case lists:member(K, [loose_unicode, escape_forward_slash, explicit_end]) of
-        true -> extract_parser_opts(Rest, [K] ++ Acc)
-        ; false -> extract_parser_opts(Rest, Acc)
-    end.
-
-
 
 %% conversion of floats to 'nice' decimal output. erlang's float implementation 
 %%   is almost but not quite ieee 754. it converts negative zero to plain zero