char *redisProtocolToLuaType_Null(lua_State *lua, char *reply) {
    char *p = strchr(reply+1,'\r');
    lua_pushnil(lua);
    return p+2;
}
char *redisProtocolToLuaType_Null(lua_State *lua, char *reply) {
    char *p = strchr(reply+1,'\r');
    lua_pushnil(lua);
    return p+2;
}