public override ImmutableHashSet <T> ConvertFromSurrogate(ref ImmutableHashSetSurrogate <T> surrogate)
{
if (surrogate.Values is null)
{
return(null);
}
else
{
if (surrogate.KeyComparer is object)
{
return(ImmutableHashSet.CreateRange(surrogate.KeyComparer, surrogate.Values));
}
else
{
return(ImmutableHashSet.CreateRange(surrogate.Values));
}
}
}
public override void ConvertToSurrogate(ImmutableHashSet <T> value, ref ImmutableHashSetSurrogate <T> surrogate)
{
if (value is null)
{
surrogate = default;
return;
}
else
{
surrogate = new ImmutableHashSetSurrogate <T>
{
Values = new List <T>(value)
};
if (!ReferenceEquals(value.KeyComparer, EqualityComparer <T> .Default))
{
surrogate.KeyComparer = value.KeyComparer;
}
}
}