public static string PrintNextPrimeNumber(int currentHighest, List <int> primeNumbers, out int currentHighestUpdate)
{
//Again, making sure that the default value is the current highest prime.
currentHighestUpdate = currentHighest;
if (primeNumbers.Count == 0)
{
Message = "The list is empty, you must have at least one prime number in the list to use this function";
}
else
{
int next = PrimeEvaluator.FindNextPrime(currentHighest);
primeNumbers.Add(next);
currentHighestUpdate = next;
Message = $"The next prime number would be {next}. We have added it to the list";
}
return(Message);
}
