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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qcommonsequencetypes_p.h"
#include "qinteger_p.h"
#include "qpositionalvariablereference_p.h"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
PositionalVariableReference::PositionalVariableReference(const VariableSlotID s) : VariableReference(s)
{
}
Item PositionalVariableReference::evaluateSingleton(const DynamicContext::Ptr &context) const
{
Q_ASSERT(context);
Q_ASSERT(context->positionIterator(slot()));
return Integer::fromValue(context->positionIterator(slot())->position());
}
bool PositionalVariableReference::evaluateEBV(const DynamicContext::Ptr &) const
{
return true;
}
SequenceType::Ptr PositionalVariableReference::staticType() const
{
return CommonSequenceTypes::ExactlyOneInteger;
}
Expression::Properties PositionalVariableReference::properties() const
{
return DependsOnLocalVariable;
}
ExpressionVisitorResult::Ptr
PositionalVariableReference::accept(const ExpressionVisitor::Ptr &visitor) const
{
return visitor->visit(this);
}
QT_END_NAMESPACE
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