Switch Expressions with Tuples

SwitchExpressions.cs

public class Program
{
	public static void Main()
	{
		Console.WriteLine(PeakTimeCalculator(DateTime.Now, true));
		Console.WriteLine(PeakTimeCalculator(DateTime.Now.AddMonths(3), false));	
	}
	
	// Calculates costs based on month and whether or not its peak set
	public static decimal PeakTimeCalculator(DateTime date, bool isPeak) =>
		(date.Month, isPeak) switch
		{
			(1, true) => 10.00m,
			(2, true) => 5.00m,
			(3,_) => 50.00m,  	// Matches true and false
			(_,_) => 25.00m    // Default
		};
}