Usage of the custom attribute

NancyCustomAttributeUsage.cs

public sealed class InfoModule : NancyModule
{
    [RouteDescription("HelloRoute", "Returns a simple hello message.")]
    [RouteDescription("InfoRoute", "Returns the current date time and a short hello message.")]
    public InfoModule()
    {
        Get("/", _ => Response.AsText("Hello from Nancy!", name: "HelloRoute");
        
        Get("/info", _ => 
        {
            var info = new 
            {
                Date = DateTime.Now,
                Message = "Hello World!"
            };
            
            return Response.AsJson(info);
        }, name: "InfoRoute");
    }
}