C# (CSharp) LeakyBucket.Fill примеры использования

Пример #1

 static Func <IHttpRequest, Task <HttpResponse> > Wrap(Func <IHttpRequest, Task <HttpResponse> > handler, LeakyBucket rateLimitBucket)
 {
     return(request => rateLimitBucket.Fill(1) ? handler(request) : Task.FromResult(TooManyRequests));
 }