Prefer const over readonly

src/Orleans.Core/GrainDirectory/IDhtGrainDirectory.cs

@@ -9,7 +9,7 @@ namespace Orleans.GrainDirectory
     /// <summary>
     /// Recursive distributed operations on grain directories.
     /// Each operation may forward the request to a remote owner, increasing the hopCount.
-    /// 
+    ///
     /// The methods here can be called remotely (where extended by IRemoteGrainDirectory) or
     /// locally (where extended by ILocalGrainDirectory)
     /// </summary>
@@ -88,7 +88,7 @@ internal readonly struct AddressAndTag
         /// </summary>
         [Id(0)]
         public readonly GrainAddress? Address;
-       
+
         /// <summary>
         /// The version of this entry.
         /// </summary>

src/Orleans.EventSourcing/LogStorage/LogViewAdaptor.cs

@@ -13,8 +13,8 @@ namespace Orleans.EventSourcing.LogStorage
     /// A log view adaptor that wraps around a traditional storage adaptor, and uses batching and e-tags
     /// to append entries.
     ///<para>
-    /// The log itself is transient, i.e. not actually saved to storage - only the latest view and some 
-    /// metadata (the log position, and write flags) are stored. 
+    /// The log itself is transient, i.e. not actually saved to storage - only the latest view and some
+    /// metadata (the log position, and write flags) are stored.
     /// </para>
     /// </summary>
     /// <typeparam name="TLogView">Type of log view</typeparam>
@@ -249,7 +249,7 @@ public override string ToString()
         /// </summary>
         [Serializable]
         [GenerateSerializer]
-        protected internal sealed class UpdateNotificationMessage : INotificationMessage 
+        protected internal sealed class UpdateNotificationMessage : INotificationMessage
         {
             /// <inheritdoc/>
             [Id(0)]
@@ -326,10 +326,10 @@ protected override void ProcessNotifications()
                 var updateNotification = notifications.ElementAt(0).Value;
                 notifications.RemoveAt(0);
 
-                // append all operations in pending 
+                // append all operations in pending
                 foreach (var u in updateNotification.Updates)
                     GlobalLog.StateAndMetaData.Log.Add(u);
-                  
+
                 GlobalLog.StateAndMetaData.FlipBit(updateNotification.Origin);
 
                 GlobalLog.ETag = updateNotification.ETag;
@@ -342,7 +342,7 @@ protected override void ProcessNotifications()
             Services.Log(LogLevel.Trace, "unprocessed notifications in queue: {0}", notifications.Count);
 
             base.ProcessNotifications();
-         
+
         }
 
 

src/Orleans.EventSourcing/StateStorage/LogViewAdaptor.cs

@@ -13,8 +13,8 @@ namespace Orleans.EventSourcing.StateStorage
     /// A log view adaptor that wraps around a traditional storage adaptor, and uses batching and e-tags
     /// to append entries.
     ///<para>
-    /// The log itself is transient, i.e. not actually saved to storage - only the latest view and some 
-    /// metadata (the log position, and write flags) are stored. 
+    /// The log itself is transient, i.e. not actually saved to storage - only the latest view and some
+    /// metadata (the log position, and write flags) are stored.
     /// </para>
     /// </summary>
     /// <typeparam name="TLogView">Type of log view</typeparam>
@@ -219,7 +219,7 @@ public override string ToString()
         /// </summary>
         [Serializable]
         [GenerateSerializer]
-        protected internal sealed class UpdateNotificationMessage : INotificationMessage 
+        protected internal sealed class UpdateNotificationMessage : INotificationMessage
         {
             /// <inheritdoc/>
             [Id(0)]
@@ -296,7 +296,7 @@ protected override void ProcessNotifications()
                 var updateNotification = notifications.ElementAt(0).Value;
                 notifications.RemoveAt(0);
 
-                // Apply all operations in pending 
+                // Apply all operations in pending
                 foreach (var u in updateNotification.Updates)
                     try
                     {
@@ -311,15 +311,15 @@ protected override void ProcessNotifications()
 
                 GlobalStateCache.StateAndMetaData.FlipBit(updateNotification.Origin);
 
-                GlobalStateCache.ETag = updateNotification.ETag;         
+                GlobalStateCache.ETag = updateNotification.ETag;
 
                 Services.Log(LogLevel.Debug, "notification success ({0} updates) {1}", updateNotification.Updates.Count, GlobalStateCache);
             }
 
             Services.Log(LogLevel.Trace, "unprocessed notifications in queue: {0}", notifications.Count);
 
             base.ProcessNotifications();
-         
+
         }
 
 

test/DefaultCluster.Tests/EchoTaskGrainTests.cs

@@ -52,7 +52,7 @@ public async Task EchoGrain_Echo()
         public async Task EchoGrain_EchoError()
         {
             var grain = this.GrainFactory.GetGrain<IEchoTaskGrain>(Guid.NewGuid());
-        
+
             Task<string> promise = grain.EchoErrorAsync(expectedEchoError);
             await promise.ContinueWith(t =>
             {
@@ -69,7 +69,7 @@ await promise.ContinueWith(t =>
         public async Task EchoGrain_Timeout_ContinueWith()
         {
             var grain = this.GrainFactory.GetGrain<IEchoTaskGrain>(Guid.NewGuid());
-        
+
             TimeSpan delay5 = TimeSpan.FromSeconds(30); // grain call timeout (set in config)
             TimeSpan delay45 = TimeSpan.FromSeconds(45);
             TimeSpan delay60 = TimeSpan.FromSeconds(60);
@@ -94,7 +94,7 @@ await promise.ContinueWith(
         public async Task EchoGrain_Timeout_Await()
         {
             var grain = this.GrainFactory.GetGrain<IEchoTaskGrain>(Guid.NewGuid());
-            
+
             TimeSpan delay5 = TimeSpan.FromSeconds(5);
             TimeSpan delay25 = TimeSpan.FromSeconds(25);
             Stopwatch sw = new Stopwatch();
@@ -118,7 +118,7 @@ public async Task EchoGrain_Timeout_Await()
         public async Task EchoGrain_Timeout_Result()
         {
             var grain = this.GrainFactory.GetGrain<IEchoTaskGrain>(Guid.NewGuid());
-            
+
             TimeSpan delay5 = TimeSpan.FromSeconds(5);
             TimeSpan delay25 = TimeSpan.FromSeconds(25);
             Stopwatch sw = new Stopwatch();
@@ -197,7 +197,7 @@ public async Task EchoGrain_Ping()
 
             what = "EchoGrain.Ping";
             clock.Restart();
-            
+
             await grain.PingAsync().WaitAsync(timeout);
             this.Logger.LogInformation("{What} took {Elapsed}", what, clock.Elapsed);
         }

test/DefaultCluster.Tests/GenericGrainTests.cs

@@ -52,7 +52,7 @@ public async Task GenericGrainTests_ConcreteGrainWithGenericInterfaceGetGrain()
             Assert.Equal("789", stringResult);
         }
 
-        /// Multiple GetGrain requests with the same id return the same concrete grain 
+        /// Multiple GetGrain requests with the same id return the same concrete grain
         [Fact]
         public async Task GenericGrainTests_ConcreteGrainWithGenericInterfaceMultiplicity()
         {
@@ -149,7 +149,7 @@ public async Task GenericGrainTests_SimpleGenericGrainMultiplicity()
             Assert.Equal(1.2f, floatResult);
         }
 
-        /// If both a concrete implementation and a generic implementation of a 
+        /// If both a concrete implementation and a generic implementation of a
         /// generic interface exist, prefer the concrete implementation.
         [Fact]
         public async Task GenericGrainTests_PreferConcreteGrainImplementationOfGenericInterface()
@@ -240,7 +240,7 @@ public async Task GenericGrainTests_ConcreteGrainWithMultipleGenericInterfacesMu
             await grainRef1.Set(1);
             await grainRef1.Transform();  // ConcreteGrainWith2GenericInterfaces multiplies the set value by 10:
 
-            // A second reference to a different interface implemented by ConcreteGrainWith2GenericInterfaces 
+            // A second reference to a different interface implemented by ConcreteGrainWith2GenericInterfaces
             // will reference the same grain:
             var grainRef2 = GetGrain<IGenericGrain<int, string>>(grainId);
             // ConcreteGrainWith2GenericInterfaces returns a string representation of the current value multiplied by 10:

test/DefaultCluster.Tests/MultifacetGrainTest.cs

@@ -23,7 +23,7 @@ public async Task RWReferences()
         {
             writer = this.GrainFactory.GetGrain<IMultifacetWriter>(GetRandomGrainId());
             reader = writer.AsReference<IMultifacetReader>();
-            
+
             int x = 1234;
             await writer.SetValue(x).WaitAsync(timeout);
             int y = await reader.GetValue();
@@ -50,7 +50,7 @@ public async Task MultifacetFactory()
             await writer.SetValue(5);
             int v = await reader.GetValue();
             Assert.Equal(5, v);
-            
+
         }
 
         [Fact, TestCategory("BVT"), TestCategory("Cast")]

test/Grains/TestGrains/ProducerEventCountingGrain.cs

@@ -54,7 +54,7 @@ public async Task SendEvent()
             {
                 throw new ApplicationException("Not yet a producer on a stream.  Must call BecomeProducer first.");
             }
-            
+
             await _producer.OnNextAsync(_numProducedItems + 1);
 
             // update after send in case of error

test/Tester/EventSourcingTests/CountersGrainPerfTests.cs

@@ -1,4 +1,4 @@
-using TestGrainInterfaces;
+using TestGrainInterfaces;
 using Xunit;
 using Xunit.Abstractions;
 using Xunit.Sdk;
@@ -22,9 +22,9 @@ public partial class CountersGrainTests
         // what you should see is:
         // - the conservative approach (confirm each update, disallow reentrancy) is slow.
         // - confirming at end only, instead of after each update, is fast.
-        // - allowing reentrancy, while still confirming after each update, is also fast. 
+        // - allowing reentrancy, while still confirming after each update, is also fast.
 
-        private readonly int iterations = 800;
+        private const int iterations = 800;
 
         [Fact, RunThisFirst, TestCategory("EventSourcing")]
         public Task Perf_Warmup()