From dfc9d42154354d661da107ba40ea871bb55b7afa Mon Sep 17 00:00:00 2001
From: Rob Lourens <roblourens@gmail.com>
Date: Wed, 11 Jan 2023 16:45:07 -0800
Subject: [PATCH] Fix uri transformer slowness over large buffers Fix #138784

---
 src/vs/base/common/uriIpc.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/vs/base/common/uriIpc.ts b/src/vs/base/common/uriIpc.ts
index c8a4733a479f4..07daa360c54a3 100644
--- a/src/vs/base/common/uriIpc.ts
+++ b/src/vs/base/common/uriIpc.ts
@@ -3,6 +3,7 @@
  *  Licensed under the MIT License. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
+import { VSBuffer } from 'vs/base/common/buffer';
 import { MarshalledObject } from 'vs/base/common/marshalling';
 import { MarshalledId } from 'vs/base/common/marshallingIds';
 import { URI, UriComponents } from 'vs/base/common/uri';
@@ -125,6 +126,10 @@ function _transformIncomingURIs(obj: any, transformer: IURITransformer, revive:
 			return revive ? URI.revive(transformer.transformIncoming(obj)) : transformer.transformIncoming(obj);
 		}
 
+		if (obj instanceof VSBuffer) {
+			return null;
+		}
+
 		// walk object (or array)
 		for (const key in obj) {
 			if (Object.hasOwnProperty.call(obj, key)) {