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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, 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 1.0, 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.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#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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