/// <summary>
/// Returns a hash code for this instance.
/// </summary>
/// <returns>
/// A hash code for this instance, suitable for use in hashing algorithms and data structures like a hash table.
/// </returns>
public override int GetHashCode()
{
unchecked
{
int hashCode = 17 + AllowNull.GetHashCode() ^ ReadOnly.GetHashCode() + 31 * GetHashCode(PossibleValues);;
return((DefaultValue == null) ? hashCode : hashCode *32 ^ DefaultValue.GetHashCode());
}
}
