benchmark: use let instead of var in async_hooks

PR-URL: #30470 Reviewed-By: Ruben Bridgewater <[email protected]> Reviewed-By: Trivikram Kamat <[email protected]> Reviewed-By: James M Snell <[email protected]>
nodejs · Nov 19, 2019 · 7f49816 · 7f49816
1 parent f106086
commit 7f49816
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/benchmark/async_hooks/gc-tracking.js b/benchmark/async_hooks/gc-tracking.js
@@ -22,18 +22,17 @@ function endAfterGC(n) {
 }
 
 function main({ n, method }) {
-  var i;
   switch (method) {
     case 'trackingEnabled':
       bench.start();
-      for (i = 0; i < n; i++) {
+      for (let i = 0; i < n; i++) {
         new AsyncResource('foobar');
       }
       endAfterGC(n);
       break;
     case 'trackingDisabled':
       bench.start();
-      for (i = 0; i < n; i++) {
+      for (let i = 0; i < n; i++) {
         new AsyncResource('foobar', { requireManualDestroy: true });
       }
       endAfterGC(n);