From 644c81d281b7665422bce62a49c4b89e6c8a2462 Mon Sep 17 00:00:00 2001
From: Florian Bernd <git@flobernd.de>
Date: Thu, 16 Oct 2025 12:27:37 +0200
Subject: [PATCH] Add implicit conversion operators for handcrafted descriptors
 (#8743)

(cherry picked from commit 52c356155d4de4b2332996920c3ae6144ffac6e1)
---
 .../_Shared/Helpers/BulkAllRequest.cs                         | 2 ++
 .../_Shared/Types/Core/Bulk/BulkCreateOperationDescriptor.cs  | 2 ++
 .../_Shared/Types/Core/Bulk/BulkDeleteOperationDescriptor.cs  | 4 ++++
 .../_Shared/Types/Core/Bulk/BulkIndexOperationDescriptor.cs   | 2 ++
 .../_Shared/Types/Core/Bulk/BulkOperationDescriptor.cs        | 2 ++
 .../_Shared/Types/Core/Bulk/BulkUpdateOperationDescriptor.cs  | 2 ++
 6 files changed, 14 insertions(+)

diff --git a/src/Elastic.Clients.Elasticsearch/_Shared/Helpers/BulkAllRequest.cs b/src/Elastic.Clients.Elasticsearch/_Shared/Helpers/BulkAllRequest.cs
index c209dc4e546..e64dd71c67a 100644
--- a/src/Elastic.Clients.Elasticsearch/_Shared/Helpers/BulkAllRequest.cs
+++ b/src/Elastic.Clients.Elasticsearch/_Shared/Helpers/BulkAllRequest.cs
@@ -65,6 +65,8 @@ public sealed class BulkAllRequestDescriptor<T>
 {
 	internal BulkAllRequest<T> Instance { get; }
 
+	public static implicit operator BulkAllRequest<T>(BulkAllRequestDescriptor<T> descriptor) => descriptor.Instance;
+
 	public BulkAllRequestDescriptor(IEnumerable<T> documents)
 	{
 		Instance = new(documents);
diff --git a/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkCreateOperationDescriptor.cs b/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkCreateOperationDescriptor.cs
index 5990cb8e531..25107e199c2 100644
--- a/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkCreateOperationDescriptor.cs
+++ b/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkCreateOperationDescriptor.cs
@@ -14,6 +14,8 @@ public sealed class BulkCreateOperationDescriptor<TSource> :
 {
 	internal new BulkCreateOperation<TSource> Instance => (BulkCreateOperation<TSource>)base.Instance;
 
+	public static implicit operator BulkCreateOperation<TSource>(BulkCreateOperationDescriptor<TSource> descriptor) => descriptor.Instance;
+
 	public BulkCreateOperationDescriptor(TSource source) :
 		base(new BulkCreateOperation<TSource>(source))
 	{
diff --git a/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkDeleteOperationDescriptor.cs b/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkDeleteOperationDescriptor.cs
index cf4bc4e2ec5..909528f2887 100644
--- a/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkDeleteOperationDescriptor.cs
+++ b/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkDeleteOperationDescriptor.cs
@@ -9,6 +9,8 @@ public class BulkDeleteOperationDescriptor :
 {
 	private new BulkDeleteOperation Instance => (BulkDeleteOperation)base.Instance;
 
+	public static implicit operator BulkDeleteOperation(BulkDeleteOperationDescriptor descriptor) => descriptor.Instance;
+
 	public BulkDeleteOperationDescriptor() :
 		base(new BulkDeleteOperation(null!))
 	{
@@ -25,6 +27,8 @@ public sealed class BulkDeleteOperationDescriptor<TDocument> :
 {
 	private new BulkDeleteOperation<TDocument> Instance => (BulkDeleteOperation<TDocument>)base.Instance;
 
+	public static implicit operator BulkDeleteOperation<TDocument>(BulkDeleteOperationDescriptor<TDocument> descriptor) => descriptor.Instance;
+
 	public BulkDeleteOperationDescriptor() :
 		base(new BulkDeleteOperation<TDocument>(null!))
 	{
diff --git a/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkIndexOperationDescriptor.cs b/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkIndexOperationDescriptor.cs
index 857716bc77b..26cc914c6e2 100644
--- a/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkIndexOperationDescriptor.cs
+++ b/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkIndexOperationDescriptor.cs
@@ -14,6 +14,8 @@ public sealed class BulkIndexOperationDescriptor<TSource> :
 {
 	internal new BulkIndexOperation<TSource> Instance => (BulkIndexOperation<TSource>)base.Instance;
 
+	public static implicit operator BulkIndexOperation<TSource>(BulkIndexOperationDescriptor<TSource> descriptor) => descriptor.Instance;
+
 	public BulkIndexOperationDescriptor(TSource source) :
 		base(new BulkIndexOperation<TSource>(source))
 	{
diff --git a/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkOperationDescriptor.cs b/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkOperationDescriptor.cs
index e5bc6d44002..aeaaeaa2649 100644
--- a/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkOperationDescriptor.cs
+++ b/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkOperationDescriptor.cs
@@ -10,6 +10,8 @@ public abstract class BulkOperationDescriptor<TDescriptor>
 	protected TDescriptor Self => (TDescriptor)this;
 	internal BulkOperation Instance { get; }
 
+	public static implicit operator BulkOperation(BulkOperationDescriptor<TDescriptor> descriptor) => descriptor.Instance;
+
 	internal BulkOperationDescriptor(BulkOperation instance)
 	{
 		Instance = instance;
diff --git a/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkUpdateOperationDescriptor.cs b/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkUpdateOperationDescriptor.cs
index 960d57ddbab..6628406a577 100644
--- a/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkUpdateOperationDescriptor.cs
+++ b/src/Elastic.Clients.Elasticsearch/_Shared/Types/Core/Bulk/BulkUpdateOperationDescriptor.cs
@@ -13,6 +13,8 @@ public sealed class BulkUpdateOperationDescriptor<TDocument, TPartialDocument> :
 {
 	internal new BulkUpdateOperation<TDocument, TPartialDocument> Instance => (BulkUpdateOperation<TDocument, TPartialDocument>)base.Instance;
 
+	public static implicit operator BulkUpdateOperation<TDocument, TPartialDocument>(BulkUpdateOperationDescriptor<TDocument, TPartialDocument> descriptor) => descriptor.Instance;
+
 	public BulkUpdateOperationDescriptor() :
 		base(new BulkUpdateOperation<TDocument, TPartialDocument>(null!))
 	{