private static void Main()
{
while (true)
{
char sign;
Console.Write("Enter a line: ");
var strOfConsole = Console.ReadLine();
var firstSign = new GetFirstSign.GetFirstSign();
try
{
sign = firstSign.GetSign(strOfConsole);
}
catch (ArgumentException)
{
Console.WriteLine("Your line is null or empty!");
continue;
}
Console.WriteLine($"First sign is: {sign}");
}
}
public char ShowSignWithoutExc(string source)
{
var firstSign = new GetFirstSign.GetFirstSign();
return(firstSign.GetSign(source));
}
public void ShowSignOfEmptyLine()
{
var firstSign = new GetFirstSign.GetFirstSign();
Assert.Throws <ArgumentException>(() => firstSign.GetSign(""));
}
