From 2ac965b088d5e9019930c3d9016c7a213994e2fb Mon Sep 17 00:00:00 2001
From: Feross Aboukhadijeh <feross@feross.org>
Date: Wed, 5 Apr 2017 11:24:52 -0700
Subject: [PATCH] support environments that lack ArrayBuffer.isView (Node 0.10)
This helps browserify tests to pass
---
index.js | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/index.js b/index.js
index c06f72d..848299b 100644
--- a/index.js
+++ b/index.js
@@ -252,8 +252,8 @@ function fromObject (obj) {
}
if (obj) {
- if (ArrayBuffer.isView(obj) || 'length' in obj) {
if (typeof obj.length !== 'number' || isnan(obj.length)) {
+ if (isArrayBufferView(obj) || 'length' in obj) {
return createBuffer(0)
}
return fromArrayLike(obj)
@@ -364,7 +364,7 @@ function byteLength (string, encoding) {
if (Buffer.isBuffer(string)) {
return string.length
}
- if (ArrayBuffer.isView(string) || string instanceof ArrayBuffer) {
+ if (isArrayBufferView(string) || string instanceof ArrayBuffer) {
return string.byteLength
}
if (typeof string !== 'string') {
@@ -1704,3 +1704,8 @@ function blitBuffer (src, dst, offset, length) {
function isnan (val) {
return val !== val // eslint-disable-line no-self-compare
}
+
+// Node 0.10 supports `ArrayBuffer` but lacks `ArrayBuffer.isView`
+function isArrayBufferView (obj) {
+ return (typeof ArrayBuffer.isView === 'function') && ArrayBuffer.isView(obj)
+}
--
2.34.1