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/*
* Copyright (C) 2012 Google 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 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 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.
*/
#include "config.h"
#include "ArrayValue.h"
#include "Dictionary.h"
#include <runtime/JSArray.h>
using namespace JSC;
namespace WebCore {
ArrayValue::ArrayValue()
: m_exec(0)
{
}
ArrayValue::ArrayValue(JSC::ExecState* exec, JSC::JSValue value)
: m_exec(exec)
{
if (!value.isUndefinedOrNull() && isJSArray(value))
m_value = value;
}
ArrayValue& ArrayValue::operator=(const ArrayValue& other)
{
m_exec = other.m_exec;
m_value = other.m_value;
return *this;
}
bool ArrayValue::isUndefinedOrNull() const
{
return m_value.isEmpty() || m_value.isUndefinedOrNull();
}
bool ArrayValue::length(size_t& length) const
{
if (isUndefinedOrNull())
return false;
JSArray* array = asArray(m_value);
length = array->length();
return true;
}
bool ArrayValue::get(size_t index, Dictionary& value) const
{
if (isUndefinedOrNull())
return false;
JSValue indexedValue = asArray(m_value)->getIndex(m_exec, index);
if (indexedValue.isUndefinedOrNull() || !indexedValue.isObject())
return false;
value = Dictionary(m_exec, indexedValue);
return true;
}
} // namespace WebCore
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