void luaW_release(lua_State* L, int index)
{
luaW_wrapperfield<T>(L, LUAW_HOLDS_KEY); // ... id ... holds
lua_pushvalue(L, luaW_correctindex(L, index, 1)); // ... id ... holds id
lua_pushnil(L); // ... id ... holds id nil
lua_settable(L, -3); // ... id ... holds
lua_pop(L, 1); // ... id ...
}
inline void luaU_setfield(lua_State* L, int index, const char* field, U val)
{
luaU_push<U>(L, val);
lua_setfield(L, luaW_correctindex(L, index, 1), field);
}