Implement %TypedArray%.prototype.{toString,toLocaleString,join}

src/array.js

Index: src/array.js
diff --git a/src/array.js b/src/array.js
index 55c59eb4a12ec9aa3af47ecc232bcce2df901b94..4fec4b3d1bc96e52e62eec3643bb99e29c05829a 100644
--- a/src/array.js
+++ b/src/array.js
@@ -398,20 +398,21 @@ function ArrayToString() {
 }
 
 
-function ArrayToLocaleString() {
-  var array = $toObject(this);
-  var arrayLen = array.length;
-  var len = TO_UINT32(arrayLen);
+function InnerArrayToLocaleString(array, length) {
+  var len = TO_UINT32(length);
   if (len === 0) return "";
   return Join(array, len, ',', ConvertToLocaleString);
 }
 
 
-function ArrayJoin(separator) {
-  CHECK_OBJECT_COERCIBLE(this, "Array.prototype.join");
+function ArrayToLocaleString() {
+  var array = $toObject(this);
+  var arrayLen = array.length;
+  return InnerArrayToLocaleString(array, arrayLen);
+}
 
-  var array = TO_OBJECT_INLINE(this);
-  var length = TO_UINT32(array.length);
+
+function InnerArrayJoin(separator, array, length) {
   if (IS_UNDEFINED(separator)) {
     separator = ',';
   } else if (!IS_STRING(separator)) {
@@ -433,6 +434,16 @@ function ArrayJoin(separator) {
 }
 
 
+function ArrayJoin(separator) {
+  CHECK_OBJECT_COERCIBLE(this, "Array.prototype.join");
+
+  var array = TO_OBJECT_INLINE(this);
+  var length = TO_UINT32(array.length);
+
+  return InnerArrayJoin(separator, array, length);
+}
+
+
 function ObservedArrayPop(n) {
   n--;
   var value = this[n];
@@ -1654,15 +1665,18 @@ utils.SetUpLockedPrototype(InternalPackedArray, GlobalArray(), [
 
 utils.Export(function(to) {
   to.ArrayJoin = ArrayJoin;
+  to.ArrayToString = ArrayToString;
   to.InnerArrayEvery = InnerArrayEvery;
   to.InnerArrayFilter = InnerArrayFilter;
   to.InnerArrayForEach = InnerArrayForEach;
   to.InnerArrayIndexOf = InnerArrayIndexOf;
+  to.InnerArrayJoin = InnerArrayJoin;
   to.InnerArrayLastIndexOf = InnerArrayLastIndexOf;
   to.InnerArrayMap = InnerArrayMap;
   to.InnerArrayReverse = InnerArrayReverse;
   to.InnerArraySome = InnerArraySome;
   to.InnerArraySort = InnerArraySort;
+  to.InnerArrayToLocaleString = InnerArrayToLocaleString;
 });
 
 $arrayConcat = ArrayConcatJS;