From e74a65fd0a98d15fec3687b0c33871bf2e7f79fd Mon Sep 17 00:00:00 2001
From: Braydon Fuller <braydon@bitpay.com>
Date: Fri, 26 Jun 2015 19:21:15 -0400
Subject: [PATCH] Combined slice calls for performance improvement.

---
 lib/encoding/bufferreader.js | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/lib/encoding/bufferreader.js b/lib/encoding/bufferreader.js
index 34f8580bf..a730a61dd 100644
--- a/lib/encoding/bufferreader.js
+++ b/lib/encoding/bufferreader.js
@@ -91,9 +91,8 @@ BufferReader.prototype.readUInt64BEBN = function() {
 };
 
 BufferReader.prototype.readUInt64LEBN = function() {
-  var buf = this.buf.slice(this.pos, this.pos + 8);
-  var array = Array.prototype.slice.call(buf, 0);
-  var bn = new BN(array, 10, 'le');
+  var data = Array.prototype.slice.call(this.buf, this.pos, this.pos + 8);
+  var bn = new BN(data, 10, 'le');
   this.pos = this.pos + 8;
   return bn;
 };