webkitgtk-2.10.2webkitgtk-2.10.2

1 files changed, 70 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/runtime/JSArrayIterator.cpp b/Source/JavaScriptCore/runtime/JSArrayIterator.cpp
new file mode 100644
index 000000000..0abc9d120
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+++ b/Source/JavaScriptCore/runtime/JSArrayIterator.cpp
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+/*
+ * Copyright (C) 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. ``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
+ * 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. 
+ */
+
+#include "config.h"
+#include "JSArrayIterator.h"
+
+#include "JSCJSValueInlines.h"
+#include "JSCellInlines.h"
+#include "SlotVisitorInlines.h"
+#include "StructureInlines.h"
+
+namespace JSC {
+
+const ClassInfo JSArrayIterator::s_info = { "Array Iterator", &Base::s_info, 0, CREATE_METHOD_TABLE(JSArrayIterator) };
+
+void JSArrayIterator::finishCreation(VM& vm, JSGlobalObject*, ArrayIterationKind kind, JSObject* iteratedObject)
+{
+    Base::finishCreation(vm);
+    ASSERT(inherits(info()));
+
+    putDirect(vm, vm.propertyNames->iteratedObjectPrivateName, iteratedObject);
+    putDirect(vm, vm.propertyNames->arrayIteratorNextIndexPrivateName, jsNumber(0));
+    putDirect(vm, vm.propertyNames->arrayIterationKindPrivateName, jsNumber(kind));
+}
+
+ArrayIterationKind JSArrayIterator::kind(ExecState* exec) const
+{
+    JSValue kindValue = getDirect(exec->vm(), exec->vm().propertyNames->arrayIterationKindPrivateName);
+    return static_cast<ArrayIterationKind>(kindValue.asInt32());
+}
+
+JSValue JSArrayIterator::iteratedValue(ExecState* exec) const
+{
+    return getDirect(exec->vm(), exec->vm().propertyNames->iteratedObjectPrivateName);
+}
+
+JSArrayIterator* JSArrayIterator::clone(ExecState* exec)
+{
+    VM& vm = exec->vm();
+    JSValue iteratedObject = getDirect(vm, vm.propertyNames->iteratedObjectPrivateName);
+    JSValue nextIndex = getDirect(vm, vm.propertyNames->arrayIteratorNextIndexPrivateName);
+
+    auto clone = JSArrayIterator::create(exec, exec->callee()->globalObject()->arrayIteratorStructure(), kind(exec), asObject(iteratedObject));
+    clone->putDirect(vm, vm.propertyNames->arrayIteratorNextIndexPrivateName, nextIndex);
+    return clone;
+}
+
+}