spectre.console/examples/Cli/Logging/Commands/HelloCommand.cs

using Microsoft.Extensions.Logging;
using Spectre.Console;
using Spectre.Console.Cli;

namespace Logging.Commands
{
    public class HelloCommand : Command<HelloCommand.Settings>
    {
        private ILogger<HelloCommand> _logger;
        private IAnsiConsole _console;

        public HelloCommand(IAnsiConsole console, ILogger<HelloCommand> logger)
        {
            _console = console;
            _logger = logger;
            _logger.LogDebug("{0} initialized", nameof(HelloCommand));
        }

        public class Settings : LogCommandSettings
        {
            [CommandArgument(0, "[Name]")]
            public string Name { get; set; }
        }


        public override int Execute(CommandContext context, Settings settings)
        {
            _logger.LogInformation("Starting my command");
            AnsiConsole.MarkupLine($"Hello, [blue]{settings.Name}[/]");
            _logger.LogInformation("Completed my command");

            return 0;
        }
    }
}