From e2b76face95a6ad62ce9880ef4f050767261b044 Mon Sep 17 00:00:00 2001
From: Gino Heyman <gino.heyman@gmail.com>
Date: Tue, 10 Feb 2026 21:38:04 +0100
Subject: [PATCH] feat(NODE-7441): add `ChangeStream.bufferedCount`

---
 src/change_stream.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/change_stream.ts b/src/change_stream.ts
index 22330e8595..a89b384936 100644
--- a/src/change_stream.ts
+++ b/src/change_stream.ts
@@ -705,6 +705,11 @@ export class ChangeStream<
     return this.cursor?.resumeToken;
   }
 
+  /** Returns the currently buffered documents length of the underlying cursor. */
+  get bufferedCount(): number | undefined {
+    return this.cursor?.bufferedCount();
+  }
+
   /** Check if there is any document still available in the Change Stream */
   async hasNext(): Promise<boolean> {
     this._setIsIterator();