Merge pull request #5 from elastic/bugfixes

Minor bugfixes

Author: flobernd

Elastic.SemanticKernel.Connectors.Elasticsearch/ElasticsearchVectorStoreCollectionCreateMapping.cs

@@ -80,7 +80,7 @@ private static DenseVectorIndexOptionsType GetIndexKind(VectorStoreRecordVectorP
             return DenseVectorIndexOptionsType.Int8Hnsw;
         }
 
-        return vectorProperty.DistanceFunction switch
+        return vectorProperty.IndexKind switch
         {
             IndexKind.Hnsw => DenseVectorIndexOptionsType.Hnsw,
             int8HnswIndexKind => DenseVectorIndexOptionsType.Int8Hnsw,

Elastic.SemanticKernel.Connectors.Elasticsearch/ElasticsearchVectorStoreRecordCollection.cs

@@ -149,7 +149,10 @@ internal ElasticsearchVectorStoreRecordCollection(MockableElasticsearchClient el
 
         // Validate property types.
         _propertyReader.VerifyKeyProperties(SupportedKeyTypes);
-        VectorStoreRecordPropertyVerification.VerifyPropertyTypes(_propertyReader.VectorProperties, [typeof(ReadOnlyMemory<float>)], [typeof(float)], "Vector");
+        VectorStoreRecordPropertyVerification.VerifyPropertyTypes(_propertyReader.VectorProperties,
+            [typeof(ReadOnlyMemory<float>), typeof(ReadOnlyMemory<float>?)],
+            [typeof(float)],
+            "Vector");
     }
 
     /// <inheritdoc />