Make toTypedArray reified again and thus inline, rewrite copyToArray and copyToArrayImpl in kotlin.

js/js.libraries/src/core/collections.kt

@@ -18,12 +18,25 @@ package kotlin.collections
 
 import kotlin.comparisons.naturalOrder
 
-@library("copyToArray")
-public fun <T> Collection<T>.toTypedArray(): Array<T> = noImpl
+@Suppress("NON_PUBLIC_CALL_FROM_PUBLIC_INLINE")
+public inline fun <reified T> Collection<T>.toTypedArray(): Array<T> = copyToArray(this)
 
+@JsName("copyToArray")
+internal fun <T> copyToArray(collection: Collection<T>): Array<T> {
+    return if (collection.asDynamic().toArray !== undefined)
+        collection.asDynamic().toArray()
+    else
+        copyToArrayImpl(collection).asDynamic()
+}
 
-@library("copyToArrayImpl")
-internal fun copyToArrayImpl(collection: Collection<*>): Array<Any?> = noImpl
+@JsName("copyToArrayImpl")
+internal fun copyToArrayImpl(collection: Collection<*>): Array<Any?> {
+    val array = emptyArray<Any?>()
+    val iterator = collection.iterator()
+    while (iterator.hasNext())
+        array.asDynamic().push(iterator.next())
+    return array
+}
 
 @library("arrayToString")
 internal fun arrayToString(array: Array<*>): String = noImpl

js/js.translator/testData/kotlin_lib.js

@@ -406,7 +406,7 @@ Kotlin.collectionsSort = function (mutableList, comparator) {
     }
 
     if (mutableList.size > 1) {
-        var array = Kotlin.copyToArray(mutableList);
+        var array = _.kotlin.collections.copyToArray(mutableList);
 
         array.sort(boundComparator);
 
@@ -420,21 +420,6 @@ Kotlin.primitiveArraySort = function(array) {
     array.sort(Kotlin.primitiveCompareTo)
 };
 
-Kotlin.copyToArray = function (collection) {
-    if (typeof collection.toArray !== "undefined") return collection.toArray();
-    return Kotlin.copyToArrayImpl(collection);
-};
-
-Kotlin.copyToArrayImpl = function (collection) {
-    var array = [];
-    var it = collection.iterator();
-    while (it.hasNext()) {
-        array.push(it.next());
-    }
-
-    return array;
-};
-
 Kotlin.splitString = function (str, regex, limit) {
     return str.split(new RegExp(regex), limit);
 };