From c9a7b5c2929750ae407b7cd3988862ce64048033 Mon Sep 17 00:00:00 2001
From: Jonathan Goldwasser <jonathan@goldwasserexchange.be>
Date: Wed, 13 Mar 2019 11:45:43 +0100
Subject: [PATCH] fix(aws-cdk): check VpnGateways length in vpc provider

Fixes #1998
---
 packages/aws-cdk/lib/context-providers/vpcs.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/packages/aws-cdk/lib/context-providers/vpcs.ts b/packages/aws-cdk/lib/context-providers/vpcs.ts
index dd4cd7bdda45d..7ed8c6955d4cf 100644
--- a/packages/aws-cdk/lib/context-providers/vpcs.ts
+++ b/packages/aws-cdk/lib/context-providers/vpcs.ts
@@ -85,7 +85,9 @@ export class VpcNetworkContextProviderPlugin implements ContextProviderPlugin {
         }
       ]
     }).promise();
-    const vpnGatewayId = vpnGatewayResponse.VpnGateways ? vpnGatewayResponse.VpnGateways[0].VpnGatewayId : undefined;
+    const vpnGatewayId = vpnGatewayResponse.VpnGateways && vpnGatewayResponse.VpnGateways.length === 1
+      ? vpnGatewayResponse.VpnGateways[0].VpnGatewayId
+      : undefined;
 
     return {
       vpcId,