internal int Run(int?number)
{
try {
Console.WriteLine(
numeralConverter.ToNumeral(
number ?? Int32.Parse(Console.In.ReadToEnd())
)
);
return(0);
} catch (ArgumentException) {
Console.Error.WriteLine($"Could not format number {number} to numeral. "
+ "See --help for details on which numbers can be formatted.");
return(1);
} catch (FormatException) {
Console.Error.WriteLine("Could not parse input. Please only enter integral numbers. "
+ "See --help for details on which numbers can be formatted.");
return(1);
}
}
public void ToNumeral_UsesAdditiveNotationForSmallValues(int value, string expected)
{
converter.ToNumeral(value)
.Should().Be(expected, "small values (< 3) are represented as repetitions of I");
}