test: dns utils replace var

ovhemert · MylesBorins · commit 7f0e7fd4b256 · 2019-12-17T17:06:50.000-05:00
PR-URL: #30405 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: David Carlier <devnexen@gmail.com> Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
diff --git a/lib/internal/dns/utils.js b/lib/internal/dns/utils.js
@@ -52,7 +52,7 @@ class Resolver {
       if (typeof serv !== 'string') {
         throw new ERR_INVALID_ARG_TYPE(`servers[${index}]`, 'string', serv);
       }
-      var ipVersion = isIP(serv);
+      let ipVersion = isIP(serv);
 
       if (ipVersion !== 0)
         return newSet.push([ipVersion, serv, IANA_DNS_PORT]);

Original file line number	Diff line number	Diff line change
`@@ -52,7 +52,7 @@ class Resolver {`
`52`	`52`	`if (typeof serv !== 'string') {`
`53`	`53`	throw new ERR_INVALID_ARG_TYPE(`servers[${index}]`, 'string', serv);
`54`	`54`	`}`
`55`		`- var ipVersion = isIP(serv);`
	`55`	`+ let ipVersion = isIP(serv);`
`56`	`56`
`57`	`57`	`if (ipVersion !== 0)`
`58`	`58`	`return newSet.push([ipVersion, serv, IANA_DNS_PORT]);`