From: Yusuke Kawasaki <u-suke@kawa.net>
Date: Sat, 18 Jun 2016 17:40:08 +0000 (+0900)
Subject: re #121: IE10-on-IE11 fails the augmentation
X-Git-Url: https://zoso.dev/?a=commitdiff_plain;h=23548e783023cc454b1e2634d68b63da311c5d72;p=buffer.git

re #121: IE10-on-IE11 fails the augmentation
---

diff --git a/index.js b/index.js
index e229ee8..933a972 100644
--- a/index.js
+++ b/index.js
@@ -52,7 +52,7 @@ exports.kMaxLength = kMaxLength()
 function typedArraySupport () {
   try {
     var arr = new Uint8Array(1)
-    arr.foo = function () { return 42 }
+    arr.__proto__ = {__proto__: Uint8Array.prototype, foo: function () { return 42 }}
     return arr.foo() === 42 && // typed array instances can be augmented
         typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
         arr.subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`