Function luaTableGetH

app/src/DataModel/FrameBuilder.cpp:2533–2553

* @brief Lua C closure for tableGetH(handle); nil for a stale or invalid handle. */

 * @brief Lua C closure for tableGetH(handle); nil for a stale or invalid handle.
 */
static int luaTableGetH(lua_State* L)
{
  auto* store = static_cast<DataModel::DataTableStore*>(lua_touserdata(L, lua_upvalueindex(1)));
  Q_ASSERT(store);

  const qint64 handle = static_cast<qint64>(luaL_checknumber(L, 1));
  const auto* val     = store->getByHandle(handle);
  if (!val) {
    lua_pushnil(L);
    return 1;
  }

  if (val->isNumeric) {
    lua_pushnumber(L, val->numericValue);
  } else {
    const auto utf8 = val->stringValue.toUtf8();
    lua_pushlstring(L, utf8.constData(), static_cast<size_t>(utf8.size()));
  }

  return 1;
}

/**
 * @brief Lua C closure for tableSetH(handle, value); ignores non-computed/stale/invalid handles.