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

libraries/stdlib/js/builtins/Library.kt

@@ -0,0 +1,90 @@
+/*
+ * Copyright 2010-2019 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.
+ */
+
+@file:Suppress("NOTHING_TO_INLINE")
+
+package kotlin
+
+import kotlin.js.*
+
+/**
+ * Returns a string representation of the object. Can be called with a null receiver, in which case
+ * it returns the string "null".
+ */
+public fun Any?.toString(): String = this?.toString() ?: "null"
+
+
+/**
+ * Concatenates this string with the string representation of the given [other] object. If either the receiver
+ * or the [other] object are null, they are represented as the string "null".
+ */
+public operator fun String?.plus(other: Any?): String =
+    (this?.toString() ?: "null").plus(other?.toString() ?: "null")
+
+/**
+ * Returns an array of objects of the given type with the given [size], initialized with null values.
+ */
+public inline fun <T> arrayOfNulls(size: Int): Array<T?> = fillArrayVal<T?>(Array<T?>(size), null)
+
+/**
+ * Returns an array containing the specified elements.
+ */
+public inline fun <T> arrayOf(vararg elements: T): Array<T> = elements.unsafeCast<Array<T>>()
+
+/**
+ * Returns an array containing the specified [Double] numbers.
+ */
+public inline fun doubleArrayOf(vararg elements: Double): DoubleArray = elements
+
+/**
+ * Returns an array containing the specified [Float] numbers.
+ */
+public inline fun floatArrayOf(vararg elements: Float): FloatArray = elements
+
+/**
+ * Returns an array containing the specified [Long] numbers.
+ */
+public inline fun longArrayOf(vararg elements: Long): LongArray = elements
+
+/**
+ * Returns an array containing the specified [Int] numbers.
+ */
+public inline fun intArrayOf(vararg elements: Int): IntArray = elements
+
+/**
+ * Returns an array containing the specified characters.
+ */
+public inline fun charArrayOf(vararg elements: Char): CharArray = elements
+
+/**
+ * Returns an array containing the specified [Short] numbers.
+ */
+public inline fun shortArrayOf(vararg elements: Short): ShortArray = elements
+
+/**
+ * Returns an array containing the specified [Byte] numbers.
+ */
+public inline fun byteArrayOf(vararg elements: Byte): ByteArray = elements
+
+/**
+ * Returns an array containing the specified boolean values.
+ */
+public inline fun booleanArrayOf(vararg elements: Boolean): BooleanArray = elements
+
+// Use non-inline calls to enumValuesIntrinsic and enumValueOfIntrinsic calls in order
+// for compiler to replace them with method calls of concrete enum classes after inlining.
+// TODO: Figure out better solution (Inline hacks? Dynamic calls to stable mangled names?)
+
+/**
+ * Returns an array containing enum T entries.
+ */
+@SinceKotlin("1.1")
+public inline fun <reified T : Enum<T>> enumValues(): Array<T> = enumValuesIntrinsic<T>()
+
+/**
+ * Returns an enum entry with specified name.
+ */
+@SinceKotlin("1.1")
+public inline fun <reified T : Enum<T>> enumValueOf(name: String): T = enumValueOfIntrinsic<T>(name)