message: Use reference syntax instead of pointer syntax for warehouse
diff: @@ -34,9 +34,9 @@ namespace {
  {
  if (warehouseStructure->operational())
  {
  - Warehouse* warehouse = static_cast<Warehouse*>(warehouseStructure);
  - capacityAvailable += warehouse->products().availableStorage();
  - capacityTotal += warehouse->products().capacity();
  + Warehouse& warehouse = *static_cast<Warehouse*>(warehouseStructure);
  + capacityAvailable += warehouse.products().availableStorage();
  + capacityTotal += warehouse.products().capacity();
  }
  }
  