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/****************************************************************************
**
** Copyright (C) 2021 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:COMM$
**
** 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.
**
** $QT_END_LICENSE$
**
**
**
**
**
**
**
**
**
**
**
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**
****************************************************************************/
#include <QUrl>
#include "qcommonsequencetypes_p.h"
#include "qnodebuilder_p.h"
#include "qtextnodeconstructor_p.h"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
TextNodeConstructor::TextNodeConstructor(const Expression::Ptr &op) : SingleContainer(op)
{
}
Item TextNodeConstructor::evaluateSingleton(const DynamicContext::Ptr &context) const
{
const Item chars(m_operand->evaluateSingleton(context));
if(!chars)
return Item();
const NodeBuilder::Ptr nodeBuilder(context->nodeBuilder(QUrl()));
const QString &v = chars.stringValue();
nodeBuilder->characters(QStringRef(&v));
const QAbstractXmlNodeModel::Ptr nm(nodeBuilder->builtDocument());
context->addNodeModel(nm);
return nm->root(QXmlNodeModelIndex());
}
void TextNodeConstructor::evaluateToSequenceReceiver(const DynamicContext::Ptr &context) const
{
const Item item(m_operand->evaluateSingleton(context));
QAbstractXmlReceiver *const receiver = context->outputReceiver();
if(item)
{
const QString &v = item.stringValue();
receiver->characters(QStringRef(&v));
}
else
receiver->characters(QStringRef());
}
SequenceType::Ptr TextNodeConstructor::staticType() const
{
if(m_operand->staticType()->cardinality().allowsEmpty())
return CommonSequenceTypes::ZeroOrOneTextNode;
else
return CommonSequenceTypes::ExactlyOneTextNode;
}
SequenceType::List TextNodeConstructor::expectedOperandTypes() const
{
SequenceType::List result;
result.append(CommonSequenceTypes::ZeroOrOneString);
return result;
}
Expression::Properties TextNodeConstructor::properties() const
{
return DisableElimination | IsNodeConstructor;
}
ExpressionVisitorResult::Ptr
TextNodeConstructor::accept(const ExpressionVisitor::Ptr &visitor) const
{
return visitor->visit(this);
}
QT_END_NAMESPACE
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