From 534296bba4a9bb03d9e59a5153c2bd20a7af631b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=90=95=E9=93=AD=E5=8D=B0?= <lvmingyin@vip.qq.com>
Date: Tue, 4 Jul 2017 02:15:51 +0800
Subject: [PATCH] Update dropRight.js (#3241)

---
 dropRight.js | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/dropRight.js b/dropRight.js
index 7e95c771c..fa5dd7739 100644
--- a/dropRight.js
+++ b/dropRight.js
@@ -23,12 +23,8 @@ import slice from './slice.js'
  * // => [1, 2, 3]
  */
 function dropRight(array, n=1) {
-  const length = array == null ? 0 : array.length
-  if (!length) {
-    return []
-  }
-  n = length - n
-  return slice(array, 0, n < 0 ? 0 : n)
+  const length = array == null ? 0 : array.length;
+  return length ? slice(array, 0, n < 0 ? 0 : -n) : [];
 }
 
 export default dropRight