public static bool IsValueWithinRange(this TlcModule.RangeAttribute range, object val)
{
Contracts.AssertValue(range);
Contracts.AssertValue(val);
Func <TlcModule.RangeAttribute, object, bool> fn = IsValueWithinRange <int>;
// Avoid trying to cast double as float. If range
// was specified using floats, but value being checked
// is double, change range to be of type double
if (range.Type == typeof(float) && val is double)
{
range.CastToDouble();
}
return(Utils.MarshalInvoke(fn, range.Type, range, val));
}
private static bool IsValueWithinRange <T>(TlcModule.RangeAttribute range, object obj)
{
T val;
if (obj is Optional <T> asOptional)
{
val = asOptional.Value;
}
else
{
val = (T)obj;
}
return
((range.Min == null || ((IComparable)range.Min).CompareTo(val) <= 0) &&
(range.Inf == null || ((IComparable)range.Inf).CompareTo(val) < 0) &&
(range.Max == null || ((IComparable)range.Max).CompareTo(val) >= 0) &&
(range.Sup == null || ((IComparable)range.Sup).CompareTo(val) > 0));
}