From 1c6f372fe6d385f96f6824dfc50b69e2ec9c66f7 Mon Sep 17 00:00:00 2001
From: RonWang <nongwang@amazon.com>
Date: Tue, 5 Nov 2019 17:53:12 -0800
Subject: [PATCH] fix: use Math.pow() to replce ** for Node v6 support in
 retry-utility

---
 lib/utils/retry-utility.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/utils/retry-utility.js b/lib/utils/retry-utility.js
index ae2e895e..c4136b37 100644
--- a/lib/utils/retry-utility.js
+++ b/lib/utils/retry-utility.js
@@ -35,7 +35,7 @@ function retry(retryConfig, retryCall, shouldRetryCondition, callback) {
     let pollCount = -1;
     async.doWhilst(
         (loopCallback) => {
-            let retryInterval = retryConfig.base * (retryConfig.factor ** pollCount++);
+            let retryInterval = retryConfig.base * (Math.pow(retryConfig.factor, pollCount++));
             // The very first call is not a retry and hence should not be penalised with a timeout.
             if (pollCount === 0) {
                 retryInterval = 0;