Imported QtWebKit TP3 (git b57bc6801f1876c3220d5a4bfea33d620d477443)

Change-Id: I3b1d8a2808782c9f34d50240000e20cb38d3680f
Reviewed-by: Konstantin Tokarev <annulen@yandex.ru>

1 files changed, 97 insertions, 0 deletions

diff --git a/Source/WebKit2/Shared/API/APIArray.h b/Source/WebKit2/Shared/API/APIArray.h
new file mode 100644
index 000000000..3b6d34302
--- /dev/null
+++ b/Source/WebKit2/Shared/API/APIArray.h
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2010, 2013 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef APIArray_h
+#define APIArray_h
+
+#include "APIObject.h"
+#include <wtf/Forward.h>
+#include <wtf/IteratorAdaptors.h>
+#include <wtf/IteratorRange.h>
+#include <wtf/Vector.h>
+
+namespace API {
+
+class Array final : public ObjectImpl<Object::Type::Array> {
+private:
+    template <class T>
+    struct IsTypePredicate {
+        bool operator()(const RefPtr<Object>& object) const { return object->type() == T::APIType; }
+    };
+
+    template <class T>
+    struct GetObjectTransform {
+        const T* operator()(const RefPtr<Object>& object) const { return static_cast<const T*>(object.get()); }
+    };
+
+    template <typename T>
+    using ElementsOfTypeRange = WTF::IteratorRange<WTF::TransformIterator<GetObjectTransform<T>, WTF::FilterIterator<IsTypePredicate<T>, Vector<RefPtr<Object>>::const_iterator>>>;
+
+public:
+    static Ref<Array> create();
+    static Ref<Array> create(Vector<RefPtr<Object>>&&);
+    static Ref<Array> createStringArray(const Vector<WTF::String>&);
+    Vector<WTF::String> toStringVector();
+    Ref<Array> copy();
+
+    virtual ~Array();
+
+    template<typename T>
+    T* at(size_t i) const
+    {
+        if (!m_elements[i] || m_elements[i]->type() != T::APIType)
+            return nullptr;
+
+        return static_cast<T*>(m_elements[i].get());
+    }
+
+    Object* at(size_t i) const { return m_elements[i].get(); }
+    size_t size() const { return m_elements.size(); }
+
+    const Vector<RefPtr<Object>>& elements() const { return m_elements; }
+    Vector<RefPtr<Object>>& elements() { return m_elements; }
+
+    template<typename T>
+    ElementsOfTypeRange<T> elementsOfType() const
+    {
+        return WTF::makeIteratorRange(
+            WTF::makeTransformIterator(GetObjectTransform<T>(), WTF::makeFilterIterator(IsTypePredicate<T>(), m_elements.begin(), m_elements.end())),
+            WTF::makeTransformIterator(GetObjectTransform<T>(), WTF::makeFilterIterator(IsTypePredicate<T>(), m_elements.end(), m_elements.end()))
+        );
+    }
+
+
+private:
+    explicit Array(Vector<RefPtr<Object>>&& elements)
+        : m_elements(WTFMove(elements))
+    {
+    }
+
+    Vector<RefPtr<Object>> m_elements;
+};
+
+} // namespace API
+
+#endif // APIArray_h