1 files changed, 49 insertions, 0 deletions
diff --git a/dom/bindings/Date.cpp b/dom/bindings/Date.cpp
new file mode 100644
index 000000000..8c8d50b33
--- /dev/null
+++ b/dom/bindings/Date.cpp
@@ -0,0 +1,49 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/dom/Date.h"
+
+#include "jsapi.h" // for JS_ObjectIsDate
+#include "jsfriendapi.h" // for DateGetMsecSinceEpoch
+#include "js/Date.h" // for JS::NewDateObject, JS::ClippedTime, JS::TimeClip
+#include "js/RootingAPI.h" // for Rooted, MutableHandle
+#include "js/Value.h" // for Value
+#include "mozilla/FloatingPoint.h" // for IsNaN, UnspecifiedNaN
+
+namespace mozilla {
+namespace dom {
+
+bool
+Date::SetTimeStamp(JSContext* aCx, JSObject* aObject)
+{
+  JS::Rooted<JSObject*> obj(aCx, aObject);
+
+  double msecs;
+  if (!js::DateGetMsecSinceEpoch(aCx, obj, &msecs)) {
+    return false;
+  }
+
+  JS::ClippedTime time = JS::TimeClip(msecs);
+  MOZ_ASSERT(NumbersAreIdentical(msecs, time.toDouble()));
+
+  mMsecSinceEpoch = time;
+  return true;
+}
+
+bool
+Date::ToDateObject(JSContext* aCx, JS::MutableHandle<JS::Value> aRval) const
+{
+  JSObject* obj = JS::NewDateObject(aCx, mMsecSinceEpoch);
+  if (!obj) {
+    return false;
+  }
+
+  aRval.setObject(*obj);
+  return true;
+}
+
+} // namespace dom
+} // namespace mozilla