using System;

using CommandDotNet;

using CommandDotNet.NameCasing;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("----- app help -----");

        Console.WriteLine();

        ConsoleMain(new []{"-h"});

        Console.WriteLine();

        Console.WriteLine();

        Console.WriteLine("----- add command help -----");

        Console.WriteLine();

        ConsoleMain(new []{"add", "-h"});

        Console.WriteLine();

        Console.WriteLine();

        Console.WriteLine("----- add command output -----");

        Console.WriteLine();

        ConsoleMain(new []{"add", "1", "2"});

    }

    // this is the entry point of your application

    static int ConsoleMain(string[] args)

    {

        // these settings are used to prevent .NET Fiddle

        // from showing a randon temp exe name

        // eg. `Usage: dotnet vtvzemlb.exe [command]`

        var settings = new AppSettings{Help = {UsageAppName = "calculator"}};

        // AppRunner<T> where T is the class defining your commands

        // You can use Program or create commands in another class

        return new AppRunner<Program>(settings)

            .UseNameCasing(Case.LowerCase)

            .Run(args);

    }

​

    // Add command with two positional arguments

    public void Add(int x, int y) => Console.WriteLine(x + y);

​

    // Subtract command with two positional arguments

    public void Subtract(int x, int y) => Console.WriteLine(x - y);

}