From 933d80bb3780b4b861f1ba5e75507238e0689ab6 Mon Sep 17 00:00:00 2001
From: Christopher Jeffrey <chjjeffrey@gmail.com>
Date: Fri, 30 Dec 2016 00:12:00 -0800
Subject: [PATCH] util: fix mkdirp error on windows.

---
 lib/utils/util.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/lib/utils/util.js b/lib/utils/util.js
index 39daf1c7..c55b3946 100644
--- a/lib/utils/util.js
+++ b/lib/utils/util.js
@@ -1005,9 +1005,11 @@ util.mkdirp = function mkdirp(path) {
       path = parts.shift() + '/';
   }
 
-  if (parts[0].length === 0) {
-    parts.shift();
-    path = '/';
+  if (parts.length > 0) {
+    if (parts[0].length === 0) {
+      parts.shift();
+      path = '/';
+    }
   }
 
   for (i = 0; i < parts.length; i++) {