standard

diff --git a/index.js b/index.js
index 5a68f2c91404ca92a3e77706711d69235b9c4b45..bc1183f388e59c0ea34bea7d2dafa534c360eb81 100644 (file)
--- a/index.js
+++ b/index.js
@@ -46,20 +46,22 @@ var rootParent = {}
  */
 Buffer.TYPED_ARRAY_SUPPORT = global.TYPED_ARRAY_SUPPORT !== undefined
   ? global.TYPED_ARRAY_SUPPORT
-  : (function () {
-      function Bar () {}
-      try {
-        var arr = new Uint8Array(1)
-        arr.foo = function () { return 42 }
-        arr.constructor = Bar
-        return arr.foo() === 42 && // typed array instances can be augmented
-            arr.constructor === Bar && // constructor can be set
-            typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
-            arr.subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`
-      } catch (e) {
-        return false
-      }
-    })()
+  : typedArraySupport()
+
+function typedArraySupport () {
+  function Bar () {}
+  try {
+    var arr = new Uint8Array(1)
+    arr.foo = function () { return 42 }
+    arr.constructor = Bar
+    return arr.foo() === 42 && // typed array instances can be augmented
+        arr.constructor === Bar && // constructor can be set
+        typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
+        arr.subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`
+  } catch (e) {
+    return false
+  }
+}
 
 function kMaxLength () {
   return Buffer.TYPED_ARRAY_SUPPORT