fix typed array detection

diff --git a/index.js b/index.js
index c5b9923700726ea7d2d162fc605e36ff3f0c4c54..52403a85a422b28389661d89e3aa1b2142034f91 100644 (file)
--- a/index.js
+++ b/index.js
@@ -904,7 +904,7 @@ Buffer.prototype.inspect = function () {
  * Added in Node 0.12. Only available in browsers that support ArrayBuffer.
  */
 Buffer.prototype.toArrayBuffer = function () {
-  if (typeof Uint8Array === 'function') {
+  if (typeof Uint8Array !== 'undefined') {
     if (Buffer._useTypedArrays) {
       return (new Buffer(this)).buffer
     } else {

diff --git a/test/basic.js b/test/basic.js
index 67e4c07a4e19aba818d008737384248acea1fe76..48ee29c5ae8663a4050e154b1f19befdc7a67a78 100644 (file)
--- a/test/basic.js
+++ b/test/basic.js
@@ -25,7 +25,7 @@ test('new buffer from buffer', function (t) {
 })
 
 test('new buffer from uint8array', function (t) {
-  if (typeof Uint8Array === 'function') {
+  if (typeof Uint8Array !== 'undefined') {
     var b1 = new Uint8Array([0, 1, 2, 3])
     var b2 = new B(b1)
     t.equal(b1.length, b2.length)
@@ -39,7 +39,7 @@ test('new buffer from uint8array', function (t) {
 })
 
 test('new buffer from uint16array', function (t) {
-  if (typeof Uint16Array === 'function') {
+  if (typeof Uint16Array !== 'undefined') {
     var b1 = new Uint16Array([0, 1, 2, 3])
     var b2 = new B(b1)
     t.equal(b1.length, b2.length)
@@ -53,7 +53,7 @@ test('new buffer from uint16array', function (t) {
 })
 
 test('new buffer from uint32array', function (t) {
-  if (typeof Uint32Array === 'function') {
+  if (typeof Uint32Array !== 'undefined') {
     var b1 = new Uint32Array([0, 1, 2, 3])
     var b2 = new B(b1)
     t.equal(b1.length, b2.length)
@@ -67,7 +67,7 @@ test('new buffer from uint32array', function (t) {
 })
 
 test('new buffer from int16array', function (t) {
-  if (typeof Int16Array === 'function') {
+  if (typeof Int16Array !== 'undefined') {
     var b1 = new Int16Array([0, 1, 2, 3])
     var b2 = new B(b1)
     t.equal(b1.length, b2.length)
@@ -81,7 +81,7 @@ test('new buffer from int16array', function (t) {
 })
 
 test('new buffer from int32array', function (t) {
-  if (typeof Int32Array === 'function') {
+  if (typeof Int32Array !== 'undefined') {
     var b1 = new Int32Array([0, 1, 2, 3])
     var b2 = new B(b1)
     t.equal(b1.length, b2.length)
@@ -95,7 +95,7 @@ test('new buffer from int32array', function (t) {
 })
 
 test('new buffer from float32array', function (t) {
-  if (typeof Float32Array === 'function') {
+  if (typeof Float32Array !== 'undefined') {
     var b1 = new Float32Array([0, 1, 2, 3])
     var b2 = new B(b1)
     t.equal(b1.length, b2.length)
@@ -109,7 +109,7 @@ test('new buffer from float32array', function (t) {
 })
 
 test('new buffer from float64array', function (t) {
-  if (typeof Float64Array === 'function') {
+  if (typeof Float64Array !== 'undefined') {
     var b1 = new Float64Array([0, 1, 2, 3])
     var b2 = new B(b1)
     t.equal(b1.length, b2.length)
@@ -124,7 +124,7 @@ test('new buffer from float64array', function (t) {
 
 test('buffer toArrayBuffer()', function (t) {
   var data = [1, 2, 3, 4, 5, 6, 7, 8]
-  if (typeof Uint8Array === 'function') {
+  if (typeof Uint8Array !== 'undefined') {
     var result = new B(data).toArrayBuffer()
     var expected = new Uint8Array(data).buffer
     for (var i = 0; i < expected.byteLength; i++) {