Codacy/PR Quality Review

Frameworks/MQTTnet.NetStandard/Internal/AsyncLock.cs

@@ -5,7 +5,7 @@ using System.Threading.Tasks;
 namespace MQTTnet.Internal
 {
     // From Stephen Toub (https://blogs.msdn.microsoft.com/pfxteam/2012/02/12/building-async-coordination-primitives-part-6-asynclock/)
-    public sealed class AsyncLock
+    public sealed class AsyncLock : IDisposable
     {
         private readonly SemaphoreSlim m_semaphore = new SemaphoreSlim(1, 1);
         private readonly Task<IDisposable> m_releaser;
@@ -25,6 +25,11 @@ namespace MQTTnet.Internal
                             TaskContinuationOptions.ExecuteSynchronously, TaskScheduler.Default);
         }
 
+        public void Dispose()
+        {
+            this.m_semaphore?.Dispose();
+        }
+
         private sealed class Releaser : IDisposable
         {
             private readonly AsyncLock m_toRelease;