From 62b9b556c8da6539bcea48dfe6adac875559c1d0 Mon Sep 17 00:00:00 2001
From: Mohamed Hegazy <mhegazy@microsoft.com>
Date: Sat, 12 Sep 2015 05:21:08 -0700
Subject: [PATCH] use sting templates

---
 src/harness/instrumenter.ts | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/harness/instrumenter.ts b/src/harness/instrumenter.ts
index 1c9b9af78d2..b1b1750b8a8 100644
--- a/src/harness/instrumenter.ts
+++ b/src/harness/instrumenter.ts
@@ -3,11 +3,15 @@ var fs: any = require('fs');
 var path: any = require('path');
 
 function instrumentForRecording(fn: string, tscPath: string) {
-    instrument(tscPath, 'ts.sys = Playback.wrapSystem(ts.sys); ts.sys.startRecord("' + fn + '");', 'ts.sys.endRecord();');
+    instrument(tscPath, `
+ts.sys = Playback.wrapSystem(ts.sys);
+ts.sys.startRecord("${ fn }");`, `ts.sys.endRecord();`);
 }
 
 function instrumentForReplay(logFilename: string, tscPath: string) {
-    instrument(tscPath, 'ts.sys = Playback.wrapSystem(ts.sys); ts.sys.startReplay("' + logFilename + '");');
+    instrument(tscPath, `
+ts.sys = Playback.wrapSystem(ts.sys);
+ts.sys.startReplay("${ logFilename }");`);
 }
 
 function instrument(tscPath: string, prepareCode: string, cleanupCode: string = '') {