set method
Implementation
Future<Null> set(K key, V value) async {
_cache[key] = _CacheEntry(value, clock.now());
_expireTimer ??= Timer(gcDuration, _expireOutdatedEntries);
}
Future<Null> set(K key, V value) async {
_cache[key] = _CacheEntry(value, clock.now());
_expireTimer ??= Timer(gcDuration, _expireOutdatedEntries);
}