[stdlib-js] Split core.kt in stdlib-js into few files to simplify using part of it in JS IR BE related tests

libraries/stdlib/js/src/kotlin/collections/utils.kt

@@ -0,0 +1,12 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. 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.collections
+
+@kotlin.internal.InlineOnly
+@Suppress("UNUSED_PARAMETER")
+internal inline fun deleteProperty(obj: Any, property: Any) {
+    js("delete obj[property]")
+}

libraries/stdlib/js/src/kotlin/core.kt

@@ -1,7 +1,9 @@
-package kotlin.js
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
 
-@Deprecated(message = "Use `definedExternally` instead", level = DeprecationLevel.ERROR, replaceWith = ReplaceWith("definedExternally"))
-public external val noImpl: Nothing
+package kotlin.js
 
 /**
  * The property that can be used as a placeholder for statements and values that are defined in JavaScript.
@@ -31,25 +33,6 @@ public external val noImpl: Nothing
  */
 public external val definedExternally: Nothing
 
-/**
- * Exposes the JavaScript [eval function](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/eval) to Kotlin.
- */
-public external fun eval(expr: String): dynamic
-
-/**
- * Exposes the JavaScript [undefined property](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/undefined) to Kotlin.
- */
-public external val undefined: Nothing?
-
-@Deprecated("Use toInt() instead.", ReplaceWith("s.toInt()"), level = DeprecationLevel.ERROR)
-public external fun parseInt(s: String): Int
-
-@Deprecated("Use toInt(radix) instead.", ReplaceWith("s.toInt(radix)"), level = DeprecationLevel.ERROR)
-public external fun parseInt(s: String, radix: Int = definedExternally): Int
-
-@Deprecated("Use toDouble() instead.", ReplaceWith("s.toDouble()"), level = DeprecationLevel.ERROR)
-public external fun parseFloat(s: String, radix: Int = definedExternally): Double
-
 /**
  * Puts the given piece of a JavaScript code right into the calling function.
  * The compiler replaces call to `js(...)` code with the string constant provided as a parameter.
@@ -68,16 +51,3 @@ public external fun parseFloat(s: String, radix: Int = definedExternally): Doubl
  *        including parameters. You can't refer to functions, properties and classes by their short names.
  */
 public external fun js(code: String): dynamic
-
-/**
- * Function corresponding to JavaScript's `typeof` operator
- */
-@kotlin.internal.InlineOnly
-@Suppress("UNUSED_PARAMETER")
-public inline fun jsTypeOf(a: Any?): String = js("typeof a")
-
-@kotlin.internal.InlineOnly
-@Suppress("UNUSED_PARAMETER")
-internal inline fun deleteProperty(obj: Any, property: Any) {
-    js("delete obj[property]")
-}

libraries/stdlib/js/src/kotlin/coreDeprecated.kt

@@ -0,0 +1,18 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. 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
+
+@Deprecated(message = "Use `definedExternally` instead", level = DeprecationLevel.ERROR, replaceWith = ReplaceWith("definedExternally"))
+public external val noImpl: Nothing
+
+@Deprecated("Use toInt() instead.", ReplaceWith("s.toInt()"), level = DeprecationLevel.ERROR)
+public external fun parseInt(s: String): Int
+
+@Deprecated("Use toInt(radix) instead.", ReplaceWith("s.toInt(radix)"), level = DeprecationLevel.ERROR)
+public external fun parseInt(s: String, radix: Int = definedExternally): Int
+
+@Deprecated("Use toDouble() instead.", ReplaceWith("s.toDouble()"), level = DeprecationLevel.ERROR)
+public external fun parseFloat(s: String, radix: Int = definedExternally): Double

libraries/stdlib/js/src/kotlin/js.core.kt

@@ -0,0 +1,16 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. 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
+
+/**
+ * Exposes the JavaScript [undefined property](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/undefined) to Kotlin.
+ */
+public external val undefined: Nothing?
+
+/**
+ * Exposes the JavaScript [eval function](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/eval) to Kotlin.
+ */
+public external fun eval(expr: String): dynamic

libraries/stdlib/js/src/kotlin/jsTypeOf.kt

@@ -0,0 +1,13 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. 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
+
+/**
+ * Function corresponding to JavaScript's `typeof` operator
+ */
+@kotlin.internal.InlineOnly
+@Suppress("UNUSED_PARAMETER")
+public inline fun jsTypeOf(a: Any?): String = js("typeof a")