[stdlib] Merge js-ir specific sources into common js sources

libraries/stdlib/js/runtime/arrays.kt

@@ -0,0 +1,99 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package kotlin.js
+
+import withType
+
+@PublishedApi
+internal external fun <T> Array(size: Int): Array<T>
+
+@PublishedApi
+internal fun <T> fillArrayVal(array: Array<T>, initValue: T): Array<T> {
+    for (i in 0..array.size - 1) {
+        array[i] = initValue
+    }
+    return array
+}
+
+internal inline fun <T> arrayWithFun(size: Int, init: (Int) -> T) = fillArrayFun(Array<T>(size), init)
+
+internal inline fun <T> fillArrayFun(array: dynamic, init: (Int) -> T): Array<T> {
+    val result = array.unsafeCast<Array<T>>()
+    var i = 0
+    while (i != result.size) {
+        result[i] = init(i)
+        ++i
+    }
+    return result
+}
+
+internal fun booleanArray(size: Int): BooleanArray = withType("BooleanArray", fillArrayVal(Array<Boolean>(size), false)).unsafeCast<BooleanArray>()
+
+internal fun booleanArrayOf(arr: Array<Boolean>): BooleanArray = withType("BooleanArray", arr.asDynamic().slice()).unsafeCast<BooleanArray>()
+
+@Suppress("UNUSED_PARAMETER")
+internal fun charArray(size: Int): CharArray = withType("CharArray", js("new Uint16Array(size)")).unsafeCast<CharArray>()
+
+@Suppress("UNUSED_PARAMETER")
+internal fun charArrayOf(arr: Array<Char>): CharArray = withType("CharArray", js("new Uint16Array(arr)")).unsafeCast<CharArray>()
+
+internal fun longArray(size: Int): LongArray = withType("LongArray", fillArrayVal(Array<Long>(size), 0L)).unsafeCast<LongArray>()
+
+internal fun longArrayOf(arr: Array<Long>): LongArray = withType("LongArray", arr.asDynamic().slice()).unsafeCast<LongArray>()
+
+internal fun <T> arrayIterator(array: Array<T>) = object : Iterator<T> {
+    var index = 0
+    override fun hasNext() = index != array.size
+    override fun next() = if (index != array.size) array[index++] else throw NoSuchElementException("$index")
+}
+
+internal fun booleanArrayIterator(array: BooleanArray) = object : BooleanIterator() {
+    var index = 0
+    override fun hasNext() = index != array.size
+    override fun nextBoolean() = if (index != array.size) array[index++] else throw NoSuchElementException("$index")
+}
+
+internal fun byteArrayIterator(array: ByteArray) = object : ByteIterator() {
+    var index = 0
+    override fun hasNext() = index != array.size
+    override fun nextByte() = if (index != array.size) array[index++] else throw NoSuchElementException("$index")
+}
+
+internal fun shortArrayIterator(array: ShortArray) = object : ShortIterator() {
+    var index = 0
+    override fun hasNext() = index != array.size
+    override fun nextShort() = if (index != array.size) array[index++] else throw NoSuchElementException("$index")
+}
+
+internal fun charArrayIterator(array: CharArray) = object : CharIterator() {
+    var index = 0
+    override fun hasNext() = index != array.size
+    override fun nextChar() = if (index != array.size) array[index++] else throw NoSuchElementException("$index")
+}
+
+internal fun intArrayIterator(array: IntArray) = object : IntIterator() {
+    var index = 0
+    override fun hasNext() = index != array.size
+    override fun nextInt() = if (index != array.size) array[index++] else throw NoSuchElementException("$index")
+}
+
+internal fun floatArrayIterator(array: FloatArray) = object : FloatIterator() {
+    var index = 0
+    override fun hasNext() = index != array.size
+    override fun nextFloat() = if (index != array.size) array[index++] else throw NoSuchElementException("$index")
+}
+
+internal fun doubleArrayIterator(array: DoubleArray) = object : DoubleIterator() {
+    var index = 0
+    override fun hasNext() = index != array.size
+    override fun nextDouble() = if (index != array.size) array[index++] else throw NoSuchElementException("$index")
+}
+
+internal fun longArrayIterator(array: LongArray) = object : LongIterator() {
+    var index = 0
+    override fun hasNext() = index != array.size
+    override fun nextLong() = if (index != array.size) array[index++] else throw NoSuchElementException("$index")
+}