Added missing docs and fixed error message.

Author: papafe

src/MongoDB.Driver/Core/Configuration/ClusterBuilder.cs

@@ -159,10 +159,10 @@ public ClusterBuilder ConfigureTcp(Func<TcpStreamSettings, TcpStreamSettings> co
         }
 
         /// <summary>
-        /// //TODO
+        /// Configures the SOCKS5 proxy settings for the cluster.
         /// </summary>
-        /// <param name="configurator"></param>
-        /// <returns></returns>
+        /// <param name="configurator"> The SOCKS5 proxy settings configurator delegate.</param>
+        /// <returns> A reconfigured cluster builder.</returns>
         public ClusterBuilder ConfigureSocks5Proxy(Func<ProxyStreamSettings, ProxyStreamSettings> configurator)
         {
             Ensure.IsNotNull(configurator, nameof(configurator));

src/MongoDB.Driver/Core/Configuration/ConnectionString.cs

@@ -1071,7 +1071,7 @@ private void ParseOption(string name, string value)
                     var proxyPortValue = ParseInt32(name, value);
                     if (proxyPortValue is < 1 or > 65535)
                     {
-                        throw new MongoConfigurationException($"Invalid proxy port: {proxyPortValue}: must be between 1 and 65535, inclusive.");
+                        throw new MongoConfigurationException($"Invalid proxy port {proxyPortValue}: must be between 1 and 65535, inclusive.");
                     }
                     _proxyPort = proxyPortValue;
                     break;

src/MongoDB.Driver/Core/Configuration/ProxyStreamSettings.cs

@@ -27,21 +27,21 @@ public class ProxyStreamSettings
     private Socks5ProxySettings _socks5ProxySettings;
 
     /// <summary>
-    ///
+    /// Initializes a new instance of the <see cref="ProxyStreamSettings"/> class.
     /// </summary>
-    /// <param name="socks5ProxySettings"></param>
+    /// <param name="socks5ProxySettings"> The settings for the SOCKS5 proxy.</param>
     public ProxyStreamSettings(Optional<Socks5ProxySettings> socks5ProxySettings = default)
     {
         _socks5ProxySettings = socks5ProxySettings.WithDefault(null);
     }
 
     /// <summary>
-    ///
+    /// Gets the settings for the SOCKS5 proxy.
     /// </summary>
     public Socks5ProxySettings Socks5ProxySettings => _socks5ProxySettings;
 
     /// <summary>
-    ///
+    /// Creates a new instance of <see cref="ProxyStreamSettings"/> with the specified SOCKS5 proxy settings.
     /// </summary>
     /// <param name="socks5ProxySettings"></param>
     /// <returns></returns>