public void OptionCountWhenSome()
{
Option <int> optionValue = 35;
int result = OptionModule.Count(optionValue);
Assert.AreEqual(1, result);
}
public void OptionCountWhenNone()
{
Option <int> optionValue = Option <int> .None();
int result = OptionModule.Count(optionValue);
Assert.AreEqual(0, result);
}
/// <summary>
/// Evaluates a <see cref="Option{T}.Match{TResult}(Func{T, TResult}, Func{TResult})"/> that returns one when <see cref="Option{T}.IsSome"/>, otherwise returns 0
/// </summary>
/// <typeparam name="T">The type of the option value.</typeparam>
/// <param name="option">The input option.</param>
/// <returns>Returns one if the option <see cref="Option{T}.IsSome"/>, otherwise returns zero.</returns>
public static int Count <T>(this Option <T> option)
=> OptionModule.Count(option);