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/*
* Copyright (C) 2003, 2008 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 COMPUTER, 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 COMPUTER, 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 "runtime_array.h"
#include <runtime/ArrayPrototype.h>
#include <runtime/Error.h>
#include <runtime/PropertyNameArray.h>
#include "JSDOMBinding.h"
using namespace WebCore;
namespace JSC {
const ClassInfo RuntimeArray::s_info = { "RuntimeArray", &JSArray::info, 0, 0 };
RuntimeArray::RuntimeArray(ExecState* exec, Bindings::Array* array)
// FIXME: deprecatedGetDOMStructure uses the prototype off of the wrong global object
// We need to pass in the right global object for "array".
: JSArray(deprecatedGetDOMStructure<RuntimeArray>(exec))
{
setSubclassData(array);
}
RuntimeArray::~RuntimeArray()
{
delete getConcreteArray();
}
JSValue RuntimeArray::lengthGetter(ExecState* exec, JSValue slotBase, const Identifier&)
{
RuntimeArray* thisObj = static_cast<RuntimeArray*>(asObject(slotBase));
return jsNumber(exec, thisObj->getLength());
}
JSValue RuntimeArray::indexGetter(ExecState* exec, JSValue slotBase, unsigned index)
{
RuntimeArray* thisObj = static_cast<RuntimeArray*>(asObject(slotBase));
return thisObj->getConcreteArray()->valueAt(exec, index);
}
void RuntimeArray::getOwnPropertyNames(ExecState* exec, PropertyNameArray& propertyNames, EnumerationMode mode)
{
unsigned length = getLength();
for (unsigned i = 0; i < length; ++i)
propertyNames.add(Identifier::from(exec, i));
if (mode == IncludeDontEnumProperties)
propertyNames.add(exec->propertyNames().length);
JSObject::getOwnPropertyNames(exec, propertyNames, mode);
}
bool RuntimeArray::getOwnPropertySlot(ExecState* exec, const Identifier& propertyName, PropertySlot& slot)
{
if (propertyName == exec->propertyNames().length) {
slot.setCacheableCustom(this, lengthGetter);
return true;
}
bool ok;
unsigned index = propertyName.toArrayIndex(ok);
if (ok) {
if (index < getLength()) {
slot.setCustomIndex(this, index, indexGetter);
return true;
}
}
return JSObject::getOwnPropertySlot(exec, propertyName, slot);
}
bool RuntimeArray::getOwnPropertyDescriptor(ExecState* exec, const Identifier& propertyName, PropertyDescriptor& descriptor)
{
if (propertyName == exec->propertyNames().length) {
PropertySlot slot;
slot.setCustom(this, lengthGetter);
descriptor.setDescriptor(slot.getValue(exec, propertyName), ReadOnly | DontDelete | DontEnum);
return true;
}
bool ok;
unsigned index = propertyName.toArrayIndex(ok);
if (ok) {
if (index < getLength()) {
PropertySlot slot;
slot.setCustomIndex(this, index, indexGetter);
descriptor.setDescriptor(slot.getValue(exec, propertyName), DontDelete | DontEnum);
return true;
}
}
return JSObject::getOwnPropertyDescriptor(exec, propertyName, descriptor);
}
bool RuntimeArray::getOwnPropertySlot(ExecState *exec, unsigned index, PropertySlot& slot)
{
if (index < getLength()) {
slot.setCustomIndex(this, index, indexGetter);
return true;
}
return JSObject::getOwnPropertySlot(exec, index, slot);
}
void RuntimeArray::put(ExecState* exec, const Identifier& propertyName, JSValue value, PutPropertySlot& slot)
{
if (propertyName == exec->propertyNames().length) {
throwError(exec, createRangeError(exec, "Range error"));
return;
}
bool ok;
unsigned index = propertyName.toArrayIndex(ok);
if (ok) {
getConcreteArray()->setValueAt(exec, index, value);
return;
}
JSObject::put(exec, propertyName, value, slot);
}
void RuntimeArray::put(ExecState* exec, unsigned index, JSValue value)
{
if (index >= getLength()) {
throwError(exec, createRangeError(exec, "Range error"));
return;
}
getConcreteArray()->setValueAt(exec, index, value);
}
bool RuntimeArray::deleteProperty(ExecState*, const Identifier&)
{
return false;
}
bool RuntimeArray::deleteProperty(ExecState*, unsigned)
{
return false;
}
}
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