Method find

Telegram/SourceFiles/data/data_histories.cpp:145–148

}

History *Histories::find(PeerId peerId) {
	const auto i = peerId ? _map.find(peerId) : end(_map);
	return (i != end(_map)) ? i->second.get() : nullptr;
}

not_null<History*> Histories::findOrCreate(PeerId peerId) {
	Expects(peerId != 0);