AbortOnConnectFailure message in unabletoconnect exception if AbortOnConnectFailure is set (#571)

StackExchange.Redis/StackExchange/Redis/ConnectionMultiplexer.cs

@@ -794,7 +794,7 @@ public static async Task<ConnectionMultiplexer> ConnectAsync(string configuratio
                 bool configured = await muxer.ReconfigureAsync(true, false, log, null, "connect").ObserveErrors().ForAwait();
                 if (!configured)
                 {
-                    throw ExceptionFactory.UnableToConnect(muxer.failureMessage);
+                    throw ExceptionFactory.UnableToConnect(muxer.RawConfig.AbortOnConnectFail, muxer.failureMessage);
                 }
                 killMe = null;
                 return muxer;
@@ -817,7 +817,7 @@ public static async Task<ConnectionMultiplexer> ConnectAsync(ConfigurationOption
                 bool configured = await muxer.ReconfigureAsync(true, false, log, null, "connect").ObserveErrors().ForAwait();
                 if (!configured)
                 {
-                    throw ExceptionFactory.UnableToConnect(muxer.failureMessage);
+                    throw ExceptionFactory.UnableToConnect(muxer.RawConfig.AbortOnConnectFail, muxer.failureMessage);
                 }
                 killMe = null;
                 return muxer;
@@ -876,14 +876,14 @@ private static ConnectionMultiplexer ConnectImpl(Func<ConnectionMultiplexer> mul
                     task.ObserveErrors();
                     if (muxer.RawConfig.AbortOnConnectFail)
                     {
-                        throw ExceptionFactory.UnableToConnect("ConnectTimeout");
+                        throw ExceptionFactory.UnableToConnect(muxer.RawConfig.AbortOnConnectFail, "ConnectTimeout");
                     }
                     else
                     {
-                        muxer.LastException = ExceptionFactory.UnableToConnect("ConnectTimeout");
+                        muxer.LastException = ExceptionFactory.UnableToConnect(muxer.RawConfig.AbortOnConnectFail, "ConnectTimeout");
                     }
                 }
-                if (!task.Result) throw ExceptionFactory.UnableToConnect(muxer.failureMessage);
+                if (!task.Result) throw ExceptionFactory.UnableToConnect(muxer.RawConfig.AbortOnConnectFail, muxer.failureMessage);
                 killMe = null;
                 return muxer;
             }

StackExchange.Redis/StackExchange/Redis/ExceptionFactory.cs

@@ -194,10 +194,11 @@ static string GetLabel(bool includeDetail, RedisCommand command, Message message
             return message == null ? command.ToString() : (includeDetail ? message.CommandAndKey : message.Command.ToString());
         }
 
-        internal static Exception UnableToConnect(string failureMessage=null)
+        internal static Exception UnableToConnect(bool abortOnConnect, string failureMessage=null)
         {
+            var abortOnConnectionFailure = abortOnConnect ? "to create a disconnected multiplexer, disable AbortOnConnectFail. " : "";
             return new RedisConnectionException(ConnectionFailureType.UnableToConnect,
-                "It was not possible to connect to the redis server(s); to create a disconnected multiplexer, disable AbortOnConnectFail. " + failureMessage);
+                string.Format("It was not possible to connect to the redis server(s); {0}{1}", abortOnConnectionFailure, failureMessage));
         }
 
         internal static Exception BeganProfilingWithDuplicateContext(object forContext)

StackExchange.Redis/StackExchange/Redis/PhysicalBridge.cs

@@ -388,7 +388,7 @@ internal void OnHeartbeat(bool ifConnectedOnly)
                         if (shouldRetry)
                         {
                             Interlocked.Increment(ref connectTimeoutRetryCount);
-                            LastException = ExceptionFactory.UnableToConnect("ConnectTimeout");
+                            LastException = ExceptionFactory.UnableToConnect(Multiplexer.RawConfig.AbortOnConnectFail, "ConnectTimeout");
                             Trace("Aborting connect");
                             // abort and reconnect
                             var snapshot = physical;