public GameVersionRange IntersectWith(GameVersionRange other)
{
if (ReferenceEquals(other, null))
{
throw new ArgumentNullException("other");
}
var highestLow = GameVersionBound.Highest(Lower, other.Lower);
var lowestHigh = GameVersionBound.Lowest(Upper, other.Upper);
return(IsEmpty(highestLow, lowestHigh) ? null : new GameVersionRange(highestLow, lowestHigh));
}
public bool IsSupersetOf(GameVersionRange other)
{
if (ReferenceEquals(other, null))
{
throw new ArgumentNullException("other");
}
var lowerIsOkay = Lower.Value.IsAny ||
(Lower.Value < other.Lower.Value) ||
(Lower.Value == other.Lower.Value && (Lower.Inclusive || !other.Lower.Inclusive));
var upperIsOkay = Upper.Value.IsAny ||
(other.Upper.Value < Upper.Value) ||
(other.Upper.Value == Upper.Value && (Upper.Inclusive || !other.Upper.Inclusive));
return(lowerIsOkay && upperIsOkay);
}
private static string DeriveString(GameVersionRange versionRange)
{
var sb = new StringBuilder();
sb.Append(versionRange.Lower.Inclusive ? '[' : '(');
if (versionRange.Lower.Value != null)
{
sb.Append(versionRange.Lower.Value);
}
sb.Append(',');
if (versionRange.Upper.Value != null)
{
sb.Append(versionRange.Upper.Value);
}
sb.Append(versionRange.Upper.Inclusive ? ']' : ')');
return(sb.ToString());
}
