/**************************************************************************** | |
** | |
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
** All rights reserved. | |
** Contact: Nokia Corporation (qt-info@nokia.com) | |
** | |
** 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. | |
** | |
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** $QT_END_LICENSE$ | |
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****************************************************************************/ | |
#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 |