Small things

Author: papafe

src/MongoDB.Bson/Serialization/IBsonSerializerExtensions.cs

@@ -14,6 +14,7 @@
 */
 
 using System;
+using System.ComponentModel;
 using MongoDB.Bson.IO;
 using MongoDB.Bson.Serialization.Conventions;
 
@@ -56,9 +57,21 @@ public static TValue Deserialize<TValue>(this IBsonSerializer<TValue> serializer
         /// <param name="serializer">The serializer.</param>
         /// <returns>The discriminator convention.</returns>
         public static IDiscriminatorConvention GetDiscriminatorConvention(this IBsonSerializer serializer) =>
+            GetDiscriminatorConvention(serializer, BsonSerializer.DefaultSerializationDomain);
+
+        /// <summary>
+        /// //TODO
+        /// </summary>
+        /// <param name="serializer"></param>
+        /// <param name="serializationDomain"></param>
+        /// <returns></returns>
+        #if DEBUG
+        [EditorBrowsable(EditorBrowsableState.Never)]
+        #endif
+        public static IDiscriminatorConvention GetDiscriminatorConvention(this IBsonSerializer serializer, IBsonSerializationDomain serializationDomain) =>
             serializer is IHasDiscriminatorConvention hasDiscriminatorConvention
                 ? hasDiscriminatorConvention.DiscriminatorConvention
-                : BsonSerializer.LookupDiscriminatorConvention(serializer.ValueType);   //TODO We can keep this as is? In the long run this method should have the domain passed.
+                : serializationDomain.LookupDiscriminatorConvention(serializer.ValueType);
 
         /// <summary>
         /// Serializes a value.

src/MongoDB.Driver/MongoDatabase.cs

@@ -660,7 +660,7 @@ private Task CreateCollectionHelperAsync<TDocument>(IClientSessionHandle session
 
         private IWriteOperation<BsonDocument> CreateCreateCollectionOperation<TDocument>(string name, CreateCollectionOptions<TDocument> options, ExpressionTranslationOptions translationOptions)
         {
-            var serializerRegistry = options.SerializerRegistry ?? BsonSerializer.SerializerRegistry;
+            var serializerRegistry = options.SerializerRegistry ?? BsonSerializer.SerializerRegistry;  //TODO What do we do here....?
             var documentSerializer = options.DocumentSerializer ?? serializerRegistry.GetSerializer<TDocument>();
 
             var clusteredIndex = options.ClusteredIndex?.Render(documentSerializer, serializerRegistry, translationOptions);