public void Run()
{
try
{
if (!_checker.IsNumber())
{
_consoleViewer.ShowMessage(DefaultSettings.NO_NUMBER);
return;
}
if (!_checker.IsAboveThanZero())
{
_consoleViewer.ShowMessage(DefaultSettings.LESS_THAN_ZERO);
return;
}
long lastNumber = long.Parse(_finishRange);
NumericalSequence naturalNumbers = new NumericalSequence(lastNumber);
IEnumerable <long> sequence = naturalNumbers.GetNumbers();
_consoleViewer.ShowSequence(sequence);
}
catch (OverflowException ex)
{
_consoleViewer.ShowMessage(string.Format("{0}\n{1}", ex.Message, _instruction));
}
}