spectre.console/examples/Cli/Demo/Commands/Add/AddPackageCommand.cs

using System.ComponentModel;
using Demo.Utilities;
using Spectre.Console.Cli;

namespace Demo.Commands
{
    [Description("Add a NuGet package reference to the project.")]
    public sealed class AddPackageCommand : Command<AddPackageCommand.Settings>
    {
        public sealed class Settings : AddSettings
        {
            [CommandArgument(0, "<PACKAGENAME>")]
            [Description("The package reference to add.")]
            public string PackageName { get; set; }

            [CommandOption("-v|--version <VERSION>")]
            [Description("The version of the package to add.")]
            public string Version { get; set; }

            [CommandOption("-f|--framework <FRAMEWORK>")]
            [Description("Add the reference only when targeting a specific framework.")]
            public string Framework { get; set; }

            [CommandOption("--no-restore")]
            [Description("Add the reference without performing restore preview and compatibility check.")]
            public bool NoRestore { get; set; }

            [CommandOption("--source <SOURCE>")]
            [Description("The NuGet package source to use during the restore.")]
            public string Source { get; set; }

            [CommandOption("--package-directory <PACKAGEDIR>")]
            [Description("The directory to restore packages to.")]
            public string PackageDirectory { get; set; }

            [CommandOption("--interactive")]
            [Description("Allows the command to stop and wait for user input or action (for example to complete authentication).")]
            public bool Interactive { get; set; }
        }

        public override int Execute(CommandContext context, Settings settings)
        {
            SettingsDumper.Dump(settings);
            return 0;
        }
    }
}