From 30a90d8aaaec486bfb22863f77687c0ab9e1454b Mon Sep 17 00:00:00 2001
From: Michael Lumish <mlumish@google.com>
Date: Tue, 30 Mar 2021 00:10:13 -0700
Subject: [PATCH] xDS interop client: fix handling of metadata argument

---
 packages/grpc-js-xds/interop/xds-interop-client.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/grpc-js-xds/interop/xds-interop-client.ts b/packages/grpc-js-xds/interop/xds-interop-client.ts
index a7aa7470..5f32831c 100644
--- a/packages/grpc-js-xds/interop/xds-interop-client.ts
+++ b/packages/grpc-js-xds/interop/xds-interop-client.ts
@@ -281,7 +281,7 @@ function main() {
     .argv;
   console.log('Starting xDS interop client. Args: ', argv);
   currentConfig.callTypes = argv.rpc.split(',').filter(value => value === 'EmptyCall' || value === 'UnaryCall') as CallType[];
-  for (const item in argv.metadata.split(',')) {
+  for (const item of argv.metadata.split(',')) {
     const [method, key, value] = item.split(':');
     if (value === undefined) {
       continue;