Function CanUnpackLuaBuffer

engine/gamesys/src/gamesys/scripts/script_buffer.cpp:137–145

Unless we check that a buffer resource actually exists, the engine will crash when unpacking. This can happen if a user destroys a resource but a LuaHBuffer still holds a reference to the resource

    // Unless we check that a buffer resource actually exists, the engine will crash
    // when unpacking. This can happen if a user destroys a resource but a LuaHBuffer still holds a reference to the resource
    static bool CanUnpackLuaBuffer(dmScript::LuaHBuffer* lua_buffer)
    {
        if (lua_buffer->m_Owner == dmScript::OWNER_RES)
        {
            uint64_t hash;
            return dmResource::RESULT_OK == dmResource::GetPath(g_Factory, lua_buffer->m_BufferRes, &hash);
        }
        return true;
    }

    static bool IsStream(lua_State *L, int index)
    {