From 38f2497daeabe49c7377c168cd9df4531f98a618 Mon Sep 17 00:00:00 2001
From: Michael Lumish <mlumish@google.com>
Date: Fri, 11 Nov 2022 09:24:15 -0800
Subject: [PATCH] grpc-js: Make filter stack factory clone with a copy of the
 array

---
 packages/grpc-js/src/filter-stack.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/grpc-js/src/filter-stack.ts b/packages/grpc-js/src/filter-stack.ts
index 622f3dd0..4733c821 100644
--- a/packages/grpc-js/src/filter-stack.ts
+++ b/packages/grpc-js/src/filter-stack.ts
@@ -89,7 +89,7 @@ export class FilterStackFactory implements FilterFactory<FilterStack> {
   }
 
   clone(): FilterStackFactory {
-    return new FilterStackFactory(this.factories);
+    return new FilterStackFactory([...this.factories]);
   }
 
   createFilter(): FilterStack {