1 files changed, 49 insertions, 0 deletions
diff --git a/Source/WebCore/bindings/js/JSDOMConvertDate.cpp b/Source/WebCore/bindings/js/JSDOMConvertDate.cpp
new file mode 100644
index 000000000..c019a6e5b
--- /dev/null
+++ b/Source/WebCore/bindings/js/JSDOMConvertDate.cpp
@@ -0,0 +1,49 @@
+/*
+ *  Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
+ *  Copyright (C) 2004-2011, 2013, 2016 Apple Inc. All rights reserved.
+ *  Copyright (C) 2007 Samuel Weinig <sam@webkit.org>
+ *  Copyright (C) 2013 Michael Pruett <michael@68k.org>
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include "config.h"
+#include "JSDOMConvertDate.h"
+
+#include <heap/HeapInlines.h>
+#include <runtime/DateInstance.h>
+#include <runtime/JSCJSValueInlines.h>
+#include <runtime/JSGlobalObject.h>
+
+using namespace JSC;
+
+namespace WebCore {
+
+// FIXME: This should get passed a global object rather than getting it out of the ExecState.
+JSValue jsDate(ExecState& state, double value)
+{
+    return DateInstance::create(state.vm(), state.lexicalGlobalObject()->dateStructure(), value);
+}
+
+double valueToDate(ExecState& state, JSValue value)
+{
+    if (value.isNumber())
+        return value.asNumber();
+    if (!value.inherits(state.vm(), DateInstance::info()))
+        return std::numeric_limits<double>::quiet_NaN();
+    return static_cast<DateInstance*>(value.toObject(&state))->internalNumber();
+}
+
+} // namespace WebCore