From 072e53b10e2ffc642bfe3b845771a2507fc5e3d7 Mon Sep 17 00:00:00 2001
From: Brian White <mscdex@mscdex.net>
Date: Fri, 6 Jan 2017 03:13:33 -0500
Subject: [PATCH] http: avoid duplicate isArray()

PR-URL: https://github.com/nodejs/node/pull/10654
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Fedor Indutny <fedor.indutny@gmail.com>
---
 lib/_http_client.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/_http_client.js b/lib/_http_client.js
index a8447158201d0f..a8dd6c53e8e7cb 100644
--- a/lib/_http_client.js
+++ b/lib/_http_client.js
@@ -113,7 +113,8 @@ function ClientRequest(options, cb) {
     self.once('response', cb);
   }
 
-  if (!Array.isArray(options.headers)) {
+  var headersArray = Array.isArray(options.headers);
+  if (!headersArray) {
     if (options.headers) {
       var keys = Object.keys(options.headers);
       for (var i = 0, l = keys.length; i < l; i++) {
@@ -157,7 +158,7 @@ function ClientRequest(options, cb) {
     self.useChunkedEncodingByDefault = true;
   }
 
-  if (Array.isArray(options.headers)) {
+  if (headersArray) {
     self._storeHeader(self.method + ' ' + self.path + ' HTTP/1.1\r\n',
                       options.headers);
   } else if (self.getHeader('expect')) {