public void Attach(ref T key, THash associateWith)
{
if (associateWith == null || key == null)
{
return;
}
var weakRef = new WeakEntry <T>(key);
key = null;
_cache.TryAdd(IWeakCacheProvider <T, THash> .HashKey(associateWith), weakRef);
}
public bool Equals(WeakEntry <T>?other)
{
return(other != null && ReferenceEquals(other.Target, Target));
}