public static ValidateTarget <TValue> IsLessOrEqualThan <TValue>([ValidatedNotNull] this ValidateTarget <TValue> target, object valueToCompare, Func <string> getErrorMessage = null, System.Collections.IComparer customComparer = null)
where TValue : IComparable
{
System.Collections.IComparer comparer = customComparer ?? Comparer <TValue> .Default;
if (comparer.Compare(target.Value, valueToCompare) > 0)
{
ExceptionFactory.ThrowException(target.Traits.OutOfRangeExceptionType, getErrorMessage != null ? getErrorMessage.Invoke() : ErrorMessageFactory.ShouldBeLessOrEqualThan(target, valueToCompare));
}
return(target);
}
public static ValidateTarget <TValue?> IsLessOrEqualThan <TValue>([ValidatedNotNull] this ValidateTarget <TValue?> target, TValue valueToCompare, Func <string> getErrorMessage = null, IComparer <TValue> customComparer = null)
where TValue : struct, IComparable <TValue>
{
if (target.Value.HasValue)
{
IComparer <TValue> comparer = customComparer ?? Comparer <TValue> .Default;
if (comparer.Compare(target.Value.Value, valueToCompare) > 0)
{
ExceptionFactory.ThrowException(target.Traits.OutOfRangeExceptionType, getErrorMessage != null ? getErrorMessage.Invoke() : ErrorMessageFactory.ShouldBeLessOrEqualThan(target, valueToCompare));
}
}
return(target);
}
public static ValidateTarget <double?> IsLessOrEqualThan([ValidatedNotNull] this ValidateTarget <double?> target, double valueToCompare, double allowedError, Func <string> getErrorMessage = null)
{
if (target.Value.HasValue)
{
var diff = Math.Abs(target.Value.Value - valueToCompare);
if (diff > allowedError && target.Value > valueToCompare)
{
ExceptionFactory.ThrowException(target.Traits.OutOfRangeExceptionType, getErrorMessage != null ? getErrorMessage.Invoke() : ErrorMessageFactory.ShouldBeLessOrEqualThan(target, valueToCompare));
}
}
return(target);
}