using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        "has values tests".Dump();

        int[] hasValues = { 1, 2, 3, 4 };

        hasValues.Length.Dump();

        (hasValues is [..]).Dump();

        TestThings(hasValues).Dump();

        "No values tests".Dump();

        int[] noValues = new int[0];

        noValues.Length.Dump();

        (noValues is [..]).Dump();

        TestThings(noValues).Dump();

    }

    public static string TestThings<T>(IEnumerable<T> items) => items switch

    {

            int[] { Length: > 0 } => "More than zero",

            _ => "Zero Items"

    };

}