internal PruningState Merge(PruningState that)
{
if (Phase is PruningPerformed)
{
return(this);
}
if (that.Phase is PruningPerformed)
{
return(that);
}
if (Phase is PruningInitialized && that.Phase is PruningInitialized)
{
var p1 = (PruningInitialized)Phase;
var p2 = (PruningInitialized)that.Phase;
if (this.Owner == that.Owner)
{
return(new PruningState(Owner, new PruningInitialized(p1.Seen.Union(p2.Seen))));
}
else if (Member.AddressOrdering.Compare(this.Owner.Address, that.Owner.Address) > 0)
{
return(that);
}
else
{
return(this);
}
}
else
{
throw new Exception("Invalid pruning state provided");
}
}
private bool Equals(PruningState other)
{
if (ReferenceEquals(other, null))
{
return(false);
}
if (ReferenceEquals(other, this))
{
return(true);
}
return(Equals(Owner, other.Owner) && Equals(Phase, other.Phase));
}