/****************************************************************************
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
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** accordance with the commercial license agreement provided with the
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
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****************************************************************************/

#include "qbuiltintypes_p.h"

#include "qnonetype_p.h"

QT_BEGIN_NAMESPACE

using namespace QPatternist;

NoneType::NoneType()
{
}

bool NoneType::itemMatches(const Item &) const
{
    return false;
}

bool NoneType::xdtTypeMatches(const ItemType::Ptr &t) const
{
    return *this == *t;
}

const ItemType &NoneType::operator|(const ItemType &other) const
{
    return other;
}

QString NoneType::displayName(const NamePool::Ptr &) const
{
    return QLatin1String("none");
}

Cardinality NoneType::cardinality() const
{
    return Cardinality::zeroOrMore();
}

ItemType::Ptr NoneType::itemType() const
{
    return ItemType::Ptr(const_cast<NoneType *>(this));
}

bool NoneType::isAtomicType() const
{
    return false;
}

bool NoneType::isNodeType() const
{
    return false;
}

ItemType::Ptr NoneType::atomizedType() const
{
    return BuiltinTypes::xsAnyAtomicType;
}

ItemType::Ptr NoneType::xdtSuperType() const
{
    return BuiltinTypes::item;
}

QT_END_NAMESPACE