/* * 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