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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** 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 met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qcommonsequencetypes_p.h"
#include "qpatternistlocale_p.h"
#include "qqnamevalue_p.h"
#include "qatomicstring_p.h"
#include "qerrorfn_p.h"
QT_BEGIN_NAMESPACE
using namespace QPatternist;
Item ErrorFN::evaluateSingleton(const DynamicContext::Ptr &context) const
{
QString msg;
switch(m_operands.count())
{
case 0: /* No args. */
{
context->error(QtXmlPatterns::tr("%1 was called.").arg(formatFunction(context->namePool(), signature())),
ReportContext::FOER0000, this);
return Item();
}
case 3:
/* Fallthrough, we don't use the 'error object' param. */
case 2:
msg = m_operands.at(1)->evaluateSingleton(context).stringValue();
/* Fall through. */
case 1:
{
const QNameValue::Ptr qName(m_operands.first()->evaluateSingleton(context).as<QNameValue>());
if(qName)
context->error(msg, qName->qName(), this);
else
context->error(msg, ReportContext::FOER0000, this);
return Item();
}
default:
{
Q_ASSERT_X(false, Q_FUNC_INFO,
"Invalid number of arguments passed to fn:error.");
return Item();
}
}
}
FunctionSignature::Ptr ErrorFN::signature() const
{
const FunctionSignature::Ptr e(FunctionCall::signature());
if(m_operands.count() != 1)
return e;
FunctionSignature::Ptr nev(FunctionSignature::Ptr(new FunctionSignature(e->name(),
e->minimumArguments(),
e->maximumArguments(),
e->returnType(),
e->properties())));
const FunctionArgument::List args(e->arguments());
FunctionArgument::List nargs;
const QXmlName argName(StandardNamespaces::empty, StandardLocalNames::error);
nargs.append(FunctionArgument::Ptr(new FunctionArgument(argName, CommonSequenceTypes::ExactlyOneQName)));
nargs.append(args[1]);
nargs.append(args[2]);
nev->setArguments(nargs);
return nev;
}
QT_END_NAMESPACE
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