Method ~Town

src/town_cmd.cpp:115–167

}

Town::~Town()
{
	if (CleaningPool()) return;

	/* Delete town authority window
	 * and remove from list of sorted towns */
	CloseWindowById(WC_TOWN_VIEW, this->index);
	CloseWindowById(WC_TOWN_CARGO_GRAPH, this->index);

#ifdef WITH_ASSERT
	/* Check no industry is related to us. */
	for (const Industry *i : Industry::Iterate()) {
		assert(i->town != this);
	}

	/* ... and no object is related to us. */
	for (const Object *o : Object::Iterate()) {
		assert(o->town != this);
	}

	/* Check no tile is related to us. */
	for (const auto tile : Map::Iterate()) {
		switch (GetTileType(tile)) {
			case MP_HOUSE:
				assert(GetTownIndex(tile) != this->index);
				break;

			case MP_ROAD:
				assert(!HasTownOwnedRoad(tile) || GetTownIndex(tile) != this->index);
				break;

			case MP_TUNNELBRIDGE:
				assert(!TestTownOwnsBridge(tile, this));
				break;

			default:
				break;
		}
	}
#endif /* WITH_ASSERT */

	/* Clear the persistent storage list. */
	for (auto &psa : this->psa_list) {
		delete psa;
	}
	this->psa_list.clear();

	Source src{this->index, SourceType::Town};
	DeleteSubsidyWith(src);
	DeleteNewGRFInspectWindow(GSF_FAKE_TOWNS, this->index);
	CargoPacket::InvalidateAllFrom(src);
	MarkWholeScreenDirty();
}


/**