Method parseLuaText

app/src/DataModel/Scripting/LuaScriptEngine.cpp:477–514

* @brief Shared driver: invokes the cached parse() over a raw byte buffer and converts the result. */

 * @brief Shared driver: invokes the cached parse() over a raw byte buffer and converts the result.
 */
QList<QStringList> DataModel::LuaScriptEngine::parseLuaText(const char* data, qsizetype len)
{
  Q_ASSERT(m_state != nullptr);
  Q_ASSERT(data != nullptr);

  if (!m_loaded || m_disabled)
    return {};

  try {
    lua_rawgeti(m_state, LUA_REGISTRYINDEX, m_parseRef);
    lua_pushlstring(m_state, data, static_cast<size_t>(len));

    m_deadline.setRemainingTime(kRuntimeWatchdogMs);
    const int status = guardedPcall(m_state, 1, 1, 0);
    m_deadline       = QDeadlineTimer(QDeadlineTimer::Forever);

    if (status != LUA_OK) [[unlikely]] {
      const QString err = QString::fromUtf8(lua_tostring(m_state, -1));
      lua_pop(m_state, 1);
      qWarning() << "[LuaScriptEngine] Parse error:" << err;
      if (err.contains(QLatin1String("timed out")))
        (void)noteTimeoutAndCheckDisabled(0);

      return {};
    }

    resetTimeoutCounter();
    return convertResult();
  } catch (const std::exception& e) {
    qWarning() << "[LuaScriptEngine] parse uncaught exception:" << e.what();
  } catch (...) {
    qWarning() << "[LuaScriptEngine] parse uncaught non-std exception";
  }

  m_deadline = QDeadlineTimer(QDeadlineTimer::Forever);
  lua_settop(m_state, 0);
  return {};
}

/**
 * @brief Runs the Lua parse function over a text frame (transcodes UTF-16 to UTF-8 bytes).