running xeger.Generate() causes stack overflow exception

[mohamadbahmani]

string regexPattern=@"^(?=.[a-z])(?=.[A-Z])(?=.*\d)[a-zA-Z\d]{8,}$"

public static string GenerateRandomStringFromRegex(string regexPattern)
        {
            var xeger = new Xeger(
            return xeger.Generate();
        }

[gregsdennis]

Maybe a duplicate of #5?