From f97a3e9719c8fa04c1c4be725ad22fdc872779dc Mon Sep 17 00:00:00 2001
From: Jim Geurts <jim@biacreations.com>
Date: Thu, 15 Sep 2016 16:03:27 -0500
Subject: [PATCH 1/2] Check existence of start/stop parameters

---
 lib/miniprofiler.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/miniprofiler.js b/lib/miniprofiler.js
index 086be80..b3c024c 100755
--- a/lib/miniprofiler.js
+++ b/lib/miniprofiler.js
@@ -406,6 +406,10 @@ function describePerformance(root, request) {
 }
 
 function diff(start, stop){
+  if (!start || !stop) {
+    return 0;
+  }
+
   var deltaSecs = stop[0] - start[0];
   var deltaNanoSecs = stop[1] - start[1];
 

From 1e8c2dac0944ff70186c7625b2bec125855cece0 Mon Sep 17 00:00:00 2001
From: Jim Geurts <jim@biacreations.com>
Date: Fri, 16 Sep 2016 15:52:11 -0500
Subject: [PATCH 2/2] Use process.hrtime() when stop is undefined

---
 lib/miniprofiler.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/miniprofiler.js b/lib/miniprofiler.js
index b3c024c..1e771df 100755
--- a/lib/miniprofiler.js
+++ b/lib/miniprofiler.js
@@ -406,8 +406,8 @@ function describePerformance(root, request) {
 }
 
 function diff(start, stop){
-  if (!start || !stop) {
-    return 0;
+  if (!stop) {
+    stop = process.hrtime();
   }
 
   var deltaSecs = stop[0] - start[0];