From fe656af00174fd134c29cbcf289f0e73f2e9db5c Mon Sep 17 00:00:00 2001
From: Stefan Wachter <stefan.wachter@gmx.de>
Date: Thu, 6 Feb 2025 23:26:45 +0100
Subject: [PATCH] fix(lambda-event-sources): `SelfManagedKafkaEventSource`
 cannot be used in NPM symlinked workspaces (#32937)

### Reason for this change

Allow to use SelfManagedKafkaEventSource in symlinked setups.

### Description of changes

Replace instanceof check by `Construct.isConstruct()` call.

*By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license*
---
 packages/aws-cdk-lib/aws-lambda-event-sources/lib/kafka.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/aws-cdk-lib/aws-lambda-event-sources/lib/kafka.ts b/packages/aws-cdk-lib/aws-lambda-event-sources/lib/kafka.ts
index a970d47c7d1b3..ecc426e448008 100644
--- a/packages/aws-cdk-lib/aws-lambda-event-sources/lib/kafka.ts
+++ b/packages/aws-cdk-lib/aws-lambda-event-sources/lib/kafka.ts
@@ -244,7 +244,7 @@ export class SelfManagedKafkaEventSource extends StreamEventSource {
   }
 
   public bind(target: lambda.IFunction) {
-    if (!(target instanceof Construct)) { throw new Error('Function is not a construct. Unexpected error.'); }
+    if (!(Construct.isConstruct(target))) { throw new Error('Function is not a construct. Unexpected error.'); }
     target.addEventSourceMapping(
       this.mappingId(target),
       this.enrichMappingOptions({