* Cosmetic formatting

* Use `RateLimitLease` instead of `IDisposable` in internal classes.

Author: lukebakken

projects/RabbitMQ.Client/Impl/Channel.PublisherConfirms.cs

@@ -56,16 +56,11 @@ internal partial class Channel : IChannel, IRecoverable
         private sealed class PublisherConfirmationInfo : IDisposable
         {
             private TaskCompletionSource<bool>? _publisherConfirmationTcs;
-            private readonly IDisposable? _lease;
+            private readonly RateLimitLease? _lease;
 
-            internal PublisherConfirmationInfo()
-            {
-                PublishSequenceNumber = 0;
-                _publisherConfirmationTcs = null;
-                _lease = null;
-            }
-
-            internal PublisherConfirmationInfo(ulong publishSequenceNumber, TaskCompletionSource<bool>? publisherConfirmationTcs, IDisposable? lease)
+            internal PublisherConfirmationInfo(ulong publishSequenceNumber,
+                TaskCompletionSource<bool>? publisherConfirmationTcs,
+                RateLimitLease? lease)
             {
                 PublishSequenceNumber = publishSequenceNumber;
                 _publisherConfirmationTcs = publisherConfirmationTcs;

projects/RabbitMQ.Client/Impl/ThrottlingRateLimiter.cs

@@ -38,14 +38,16 @@ namespace RabbitMQ.Client.Impl
 {
     public class ThrottlingRateLimiter : RateLimiter
     {
+        public const int DefaultThrottlingPercentage = 50;
+
         private readonly ConcurrencyLimiter _concurrencyLimiter;
         private readonly int _maxConcurrency;
         private readonly int _throttlingThreshold;
 
-        public ThrottlingRateLimiter(int maxConcurrentCalls, int? throttlingPercentage = 50)
+        public ThrottlingRateLimiter(int maxConcurrentCalls, int? throttlingPercentage = DefaultThrottlingPercentage)
         {
             _maxConcurrency = maxConcurrentCalls;
-            _throttlingThreshold = _maxConcurrency * throttlingPercentage.GetValueOrDefault(50) / 100;
+            _throttlingThreshold = _maxConcurrency * throttlingPercentage.GetValueOrDefault(DefaultThrottlingPercentage) / 100;
 
             ConcurrencyLimiterOptions limiterOptions = new()
             {
@@ -97,7 +99,6 @@ private Task ThrottleIfNeededAsync(CancellationToken cancellationToken = default
             }
 
             int delay = (int)((1.0 - availablePermits / (double)_maxConcurrency) * 1000);
-
             return Task.Delay(delay, cancellationToken);
         }
 

projects/RabbitMQ.Client/PublicAPI.Unshipped.txt

@@ -1,4 +1,5 @@
 const RabbitMQ.Client.Constants.PublishSequenceNumberHeader = "x-dotnet-pub-seq-no" -> string!
+const RabbitMQ.Client.Impl.ThrottlingRateLimiter.DefaultThrottlingPercentage = 50 -> int
 override RabbitMQ.Client.Impl.ThrottlingRateLimiter.AcquireAsyncCore(int permitCount, System.Threading.CancellationToken cancellationToken) -> System.Threading.Tasks.ValueTask<System.Threading.RateLimiting.RateLimitLease!>
 override RabbitMQ.Client.Impl.ThrottlingRateLimiter.AttemptAcquireCore(int permitCount) -> System.Threading.RateLimiting.RateLimitLease!
 override RabbitMQ.Client.Impl.ThrottlingRateLimiter.Dispose(bool disposing) -> void