void msgpack_pack(Packer& pk) const
{
static_assert(sizeof...(Args) % 2 == 0, "");
pk.pack_map(sizeof...(Args) / 2);
define_map_imp<std::tuple<Args&...>, sizeof...(Args)>::pack(pk, a);
}
void packTableAsTable(Packer& pk, int index) const {
// calc the size of the table
// TODO: Make this faster!!
size_t len = 0;
lua_pushnil(L);
while (lua_next(L, index) != 0) {
len++; lua_pop(L, 1);
}
pk.pack_map(len);
int n = lua_gettop(L); // used as a positive index
lua_pushnil(L);
while (lua_next(L, index) != 0) {
pack(pk, n + 1); // -2:key
pack(pk, n + 2); // -1:value
lua_pop(L, 1); // removes value, keeps key for next iteration
}
}