From 13c948e661f4a077bbc788dcb9d3c2c1b403d010 Mon Sep 17 00:00:00 2001
From: Alanscut <948467222@qq.com>
Date: Mon, 9 Dec 2019 10:28:37 +0800
Subject: [PATCH] Remove 'includes' API, fix CI build failure (#2574)

* Remove 'includes' API, fix CI build failure
---
 lib/utils.js | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/lib/utils.js b/lib/utils.js
index c985b0a954..e028c6763e 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -18,6 +18,15 @@ function isArray(val) {
   return toString.call(val) === '[object Array]';
 }
 
+/**
+ * Determine if a value is undefined
+ *
+ * @param {Object} val The value to test
+ * @returns {boolean} True if the value is undefined, otherwise false
+ */
+function isUndefined(val) {
+  return typeof val === 'undefined';
+}
 
 /**
  * Determine if a value is a Buffer
@@ -26,7 +35,8 @@ function isArray(val) {
  * @returns {boolean} True if value is a Buffer, otherwise false
  */
 function isBuffer(val) {
-  return ![undefined, null].includes(val) && val.constructor === Buffer;
+  return val !== null && !isUndefined(val) && val.constructor !== null && !isUndefined(val.constructor)
+    && typeof val.constructor.isBuffer === 'function' && val.constructor.isBuffer(val);
 }
 
 /**
@@ -85,16 +95,6 @@ function isNumber(val) {
   return typeof val === 'number';
 }
 
-/**
- * Determine if a value is undefined
- *
- * @param {Object} val The value to test
- * @returns {boolean} True if the value is undefined, otherwise false
- */
-function isUndefined(val) {
-  return typeof val === 'undefined';
-}
-
 /**
  * Determine if a value is an Object
  *