lib: change var to let in lib/_stream_duplex.js

vabole · Trott · commit 7f50839f7de0 · 2019-11-09T05:47:58.000-08:00
PR-URL: nodejs#30297 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Anto Aravinth <anto.aravinth.cse@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com> Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
diff --git a/lib/_stream_duplex.js b/lib/_stream_duplex.js
@@ -39,7 +39,7 @@ Object.setPrototypeOf(Duplex, Readable);
 {
   // Allow the keys array to be GC'ed.
   const keys = Object.keys(Writable.prototype);
-  for (var v = 0; v < keys.length; v++) {
+  for (let v = 0; v < keys.length; v++) {
     const method = keys[v];
     if (!Duplex.prototype[method])
       Duplex.prototype[method] = Writable.prototype[method];

Original file line number	Diff line number	Diff line change
`@@ -39,7 +39,7 @@ Object.setPrototypeOf(Duplex, Readable);`
`39`	`39`	`{`
`40`	`40`	`// Allow the keys array to be GC'ed.`
`41`	`41`	`const keys = Object.keys(Writable.prototype);`
`42`		`- for (var v = 0; v < keys.length; v++) {`
	`42`	`+ for (let v = 0; v < keys.length; v++) {`
`43`	`43`	`const method = keys[v];`
`44`	`44`	`if (!Duplex.prototype[method])`
`45`	`45`	`Duplex.prototype[method] = Writable.prototype[method];`