Use jiffy as the (default) JSON lib.

This requires a new rebar which cannot be counted on to be in e.g., homebrew.

Makefile

@@ -1,21 +1,21 @@
-JSON=eep0018
+JSON=jiffy
 HTTP=cowboy
 
 .PHONY: all deps test test-prep clean distclean
 
 all: deps deps/$(HTTP)
 	make -C deps/$(HTTP)
-	rebar compile
+	./rebar compile
 
 deps:
-	-rebar get-deps
+	-./rebar get-deps
 # git:// URLs don't work behind some proxies. Grr.
 	sed -i='' 's|git:|https:|g' deps/cowboy/rebar.config
-	rebar get-deps
+	./rebar get-deps
 
 test: test-prep all
-	erl -pa ebin deps/$(HTTP)/ebin deps/$(HTTP)/deps/*/ebin \
-		-pa deps/json/ebin -sockjs json_impl $(JSON) \
+	erl -pa ebin deps/*/ebin \
+		-sockjs json_impl $(JSON) \
 		-sockjs http_impl $(HTTP) \
 		-run sockjs_test
 
@@ -39,7 +39,7 @@ deps/misultin:
 		git clone -b dev https://github.com/ostinelli/misultin.git
 
 clean::
-	rebar clean
+	./rebar clean
 	rm -rf priv/www
 
 distclean::

rebar.config

@@ -1,6 +1,6 @@
 {deps, [
         {cowboy, ".*",
          {git, "https://github.com/extend/cowboy.git", {branch, "master"}}},
-        {json, ".*",
-         {git, "https://github.com/davisp/eep0018.git", {branch, "master"}}}
+         {jiffy, "0.2.0",
+          {git, "https://github.com/davisp/jiffy.git", {tag, "0.2.0"}}}
        ]}.

src/sockjs.app.src

@@ -11,5 +11,5 @@
   {env, [{sockjs_url,       "/lib/sockjs.js"},
          {heartbeat_ms,     25000},
          {session_close_ms, 5000},
-         {json_impl,        mochijson2}]}
+         {json_impl,        jiffy}]}
  ]}.

src/sockjs_util.erl

@@ -1,7 +1,7 @@
 -module(sockjs_util).
 
 -export([encode/1, encode/2, decode/1, encode_list/1]).
--export([mochijson2/2, eep0018/2]).
+-export([mochijson2/2, eep0018/2, jiffy/2]).
 
 encode_list([{close, {Code, Reason}}]) ->
     encode(<<"c">>, [Code, list_to_binary(Reason)]);
@@ -32,3 +32,8 @@ mochijson2(JSON,  decode) ->
 
 eep0018(Thing, encode) -> {ok, JSON}  = json:encode(Thing), JSON;
 eep0018(JSON,  decode) -> json:decode(JSON).
+
+jiffy(Thing, encode) ->
+    iolist_to_binary(jiffy:encode(Thing));
+jiffy(JSON,  decode) ->
+    {ok, jiffy:decode(JSON)}.