From 6b3864a12d84c563f748b4fd06c39a047b3a4590 Mon Sep 17 00:00:00 2001
From: James Strachan <james.strachan@gmail.com>
Date: Thu, 24 May 2012 16:18:59 +0100
Subject: [PATCH] starting to annotate JavaScript APIs in the standard library

---
 libraries/stdlib/src/js/Annotations.kt            | 13 +++++++++++++
 libraries/stdlib/src/kotlin/browser/Properties.kt |  3 ++-
 2 files changed, 15 insertions(+), 1 deletion(-)
 create mode 100644 libraries/stdlib/src/js/Annotations.kt

diff --git a/libraries/stdlib/src/js/Annotations.kt b/libraries/stdlib/src/js/Annotations.kt
new file mode 100644
index 00000000000..2be217ef843
--- /dev/null
+++ b/libraries/stdlib/src/js/Annotations.kt
@@ -0,0 +1,13 @@
+package js
+
+/**
+ * This annotation marks code as being a native JavaScript expression
+ */
+native
+annotation class native(name : String = "") {}
+
+/**
+ * Represents a function in the standard library
+ */
+native
+annotation class library(name : String = "") {}
\ No newline at end of file
diff --git a/libraries/stdlib/src/kotlin/browser/Properties.kt b/libraries/stdlib/src/kotlin/browser/Properties.kt
index 5c2061f298b..b28f2af9eb7 100644
--- a/libraries/stdlib/src/kotlin/browser/Properties.kt
+++ b/libraries/stdlib/src/kotlin/browser/Properties.kt
@@ -1,13 +1,14 @@
 package kotlin.browser
 
 import org.w3c.dom.Document
+import js.native
 
 private var _document: Document? = null
 
 /**
  * Provides access to the current active browsers DOM for the currently visible page.
  */
-var document: Document
+native var document: Document
  get() = _document!!
  set(value) {
      _document = value