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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 "qtemplateinvoker_p.h"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
TemplateInvoker::TemplateInvoker(const WithParam::Hash &withParams,
const QXmlName &name) : CallSite(name)
, m_withParams(withParams)
{
const WithParam::Hash::const_iterator end(m_withParams.constEnd());
for(WithParam::Hash::const_iterator it(m_withParams.constBegin()); it != end; ++it)
{
/* In the case of for instance:
* <xsl:with-param name="empty_seq" as="item()"/>
*
* we have no default expression. */
Q_ASSERT(it.value()->sourceExpression());
m_operands.append(it.value()->sourceExpression());
}
}
Expression::Ptr TemplateInvoker::compress(const StaticContext::Ptr &context)
{
/* CallSite::compress() may have changed our children, so update
* our m_withParams. */
const Expression::Ptr me(CallSite::compress(context));
const WithParam::Hash::const_iterator end(m_withParams.constEnd());
int exprIndex = -1;
for(WithParam::Hash::const_iterator it(m_withParams.constBegin()); it != end; ++it)
{
if(it.value()->sourceExpression())
{
++exprIndex;
it.value()->setSourceExpression(m_operands.at(exprIndex));
}
}
return me;
}
SequenceType::List TemplateInvoker::expectedOperandTypes() const
{
SequenceType::List result;
/* We don't return the type of the m_template->templateParameters(), we
* return the type of the @c xsl:with-param first. @em After that, we
* manually apply the parameter types in typeCheck(). */
const WithParam::Hash::const_iterator end(m_withParams.constEnd());
for(WithParam::Hash::const_iterator it(m_withParams.constBegin()); it != end; ++it)
{
/* We're not guaranteed to have a with-param, we may be using the
* default value of the xsl:param. Tunnel parameters may also play
* in. */
result.append(it.value()->type());
}
return result;
}
QT_END_NAMESPACE
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