lib: change concatenated string to template

pajangid · MylesBorins · commit 2ad051d62ce7 · 2017-11-17T11:06:20.000-05:00
PR-URL: #16930 Reviewed-By: Tobias Nießen <tniessen@tnie.de> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>
diff --git a/lib/dns.js b/lib/dns.js
@@ -46,7 +46,7 @@ function errnoException(err, syscall, hostname) {
 }
 var ex = null;
 if (typeof err === 'string') { // c-ares error code.
- const errHost = hostname ? ' ' + hostname : '';
+ const errHost = hostname ? ` ${hostname}` : '';
 ex = new Error(`${syscall} ${err}${errHost}`);
 ex.code = err;
 ex.errno = err;

Original file line number	Diff line number	Diff line change
`@@ -46,7 +46,7 @@ function errnoException(err, syscall, hostname) {`
`46`	`46`	`}`
`47`	`47`	`varex=null;`
`48`	`48`	`if(typeoferr==='string'){// c-ares error code.`
`49`		`-consterrHost=hostname ? ' '+hostname : '';`
	`49`	+consterrHost=hostname ? ` ${hostname}` : '';
`50`	`50`	ex=newError(`${syscall}${err}${errHost}`);
`51`	`51`	`ex.code=err;`
`52`	`52`	`ex.errno=err;`