* Add Empty values.

Author: lukebakken

projects/RabbitMQ.Client/PublicAPI.Unshipped.txt

@@ -75,6 +75,7 @@ override RabbitMQ.Client.PublicationAddress.ToString() -> string
 override RabbitMQ.Client.ShutdownEventArgs.ToString() -> string
 override RabbitMQ.Client.ShutdownReportEntry.ToString() -> string
 RabbitMQ.Client.AmqpString
+RabbitMQ.Client.AmqpString.AmqpString() -> void
 RabbitMQ.Client.AmqpTcpEndpoint
 RabbitMQ.Client.AmqpTcpEndpoint.AddressFamily.get -> System.Net.Sockets.AddressFamily
 RabbitMQ.Client.AmqpTcpEndpoint.AddressFamily.set -> void
@@ -394,6 +395,7 @@ RabbitMQ.Client.Exceptions.WireFormattingException.Offender.get -> object
 RabbitMQ.Client.Exceptions.WireFormattingException.WireFormattingException(string message) -> void
 RabbitMQ.Client.Exceptions.WireFormattingException.WireFormattingException(string message, object offender) -> void
 RabbitMQ.Client.ExchangeName
+RabbitMQ.Client.ExchangeName.ExchangeName() -> void
 RabbitMQ.Client.ExchangeType
 RabbitMQ.Client.ExternalMechanism
 RabbitMQ.Client.ExternalMechanism.ExternalMechanism() -> void
@@ -655,6 +657,7 @@ RabbitMQ.Client.PublicationAddress.PublicationAddress(string exchangeType, strin
 RabbitMQ.Client.QueueDeclareOk
 RabbitMQ.Client.QueueDeclareOk.QueueDeclareOk(string queueName, uint messageCount, uint consumerCount) -> void
 RabbitMQ.Client.QueueName
+RabbitMQ.Client.QueueName.QueueName() -> void
 RabbitMQ.Client.RabbitMQActivitySource
 RabbitMQ.Client.ReadOnlyBasicProperties
 RabbitMQ.Client.ReadOnlyBasicProperties.AppId.get -> string
@@ -966,5 +969,7 @@ virtual RabbitMQ.Client.TcpClientAdapter.ReceiveTimeout.set -> void
 ~static RabbitMQ.Client.IConnectionExtensions.CloseAsync(this RabbitMQ.Client.IConnection connection, ushort reasonCode, string reasonText) -> System.Threading.Tasks.Task
 ~static RabbitMQ.Client.IConnectionExtensions.CloseAsync(this RabbitMQ.Client.IConnection connection, ushort reasonCode, string reasonText, System.TimeSpan timeout) -> System.Threading.Tasks.Task
 ~static RabbitMQ.Client.QueueName.explicit operator RabbitMQ.Client.QueueName(string value) -> RabbitMQ.Client.QueueName
+~static readonly RabbitMQ.Client.ExchangeName.Empty -> RabbitMQ.Client.ExchangeName
+~static readonly RabbitMQ.Client.QueueName.Empty -> RabbitMQ.Client.QueueName
 ~virtual RabbitMQ.Client.AsyncDefaultBasicConsumer.HandleBasicDeliver(string consumerTag, ulong deliveryTag, bool redelivered, System.ReadOnlyMemory<byte> exchange, System.ReadOnlyMemory<byte> routingKey, in RabbitMQ.Client.ReadOnlyBasicProperties properties, System.ReadOnlyMemory<byte> body) -> System.Threading.Tasks.Task
 ~virtual RabbitMQ.Client.DefaultBasicConsumer.HandleBasicDeliverAsync(string consumerTag, ulong deliveryTag, bool redelivered, System.ReadOnlyMemory<byte> exchange, System.ReadOnlyMemory<byte> routingKey, RabbitMQ.Client.ReadOnlyBasicProperties properties, System.ReadOnlyMemory<byte> body) -> System.Threading.Tasks.Task

projects/RabbitMQ.Client/client/api/AmqpString.cs

@@ -40,6 +40,12 @@ public abstract class AmqpString
         private readonly string _value;
         private readonly ReadOnlyMemory<byte> _stringBytes;
 
+        public AmqpString()
+        {
+            _value = string.Empty;
+            _stringBytes = ReadOnlyMemory<byte>.Empty;
+        }
+
         public AmqpString(string value, ushort maxLen, Encoding validEncoding, string validatorRegex)
         {
             if (value.Length > maxLen)
@@ -83,6 +89,12 @@ public static implicit operator ReadOnlyMemory<byte>(AmqpString amqpString)
      */
     public class ExchangeName : AmqpString
     {
+        public static readonly ExchangeName Empty = new ExchangeName();
+
+        public ExchangeName() : base()
+        {
+        }
+
         public ExchangeName(string exchangeName)
             : base(exchangeName, 127, Encoding.ASCII, "^[a-zA-Z0-9-_.:]*$")
         {
@@ -104,6 +116,12 @@ public static explicit operator ExchangeName(string value)
      */
     public class QueueName : AmqpString
     {
+        public static readonly QueueName Empty = new QueueName();
+
+        public QueueName() : base()
+        {
+        }
+
         public QueueName(string exchangeName)
             : base(exchangeName, 127, Encoding.ASCII, "^[a-zA-Z0-9-_.:]*$")
         {