void IntegerRange(Scope scope, out IntegerRange range)
{
Expect(3);
long min = long.Parse(t.val); long max = long.Parse(t.val);
if (la.kind == 9) {
Get();
Expect(3);
max = long.Parse(t.val);
}
range = new IntegerRange(min, max);
}
public bool IsWithin(IntegerRange other)
{
return (min >= other.min && max <= other.max);
}