lib: replace String concatenation with template

saiHemak · evanlucas · commit 8eb32e1b3586 · 2017-11-13T07:59:49.000-06:00
PR-URL: #16922 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com> Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com>
diff --git a/lib/internal/v8_prof_polyfill.js b/lib/internal/v8_prof_polyfill.js
@@ -79,7 +79,7 @@ var line = '';
 
 function peekline() {
   const s = readline();
-  line = s + '\n' + line;
+  line = `${s}\n${line}`;
   return s;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -79,7 +79,7 @@ var line = '';`
`79`	`79`
`80`	`80`	`function peekline() {`
`81`	`81`	`const s = readline();`
`82`		`- line = s + '\n' + line;`
	`82`	+ line = `${s}\n${line}`;
`83`	`83`	`return s;`
`84`	`84`	`}`
`85`	`85`