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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite 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 <QStringList>
#include <QVariant>
#include <QtDebug>
#include <QXmlNamePool>
#include "qfunctionfactorycollection_p.h"
#include "ASTItem.h"
#include "ExpressionInfo.h"
#include "ExpressionNamer.h"
#include "Global.h"
#include "DebugExpressionFactory.h"
using namespace QPatternistSDK;
using namespace QPatternist;
static const QPatternist::ExpressionVisitor::Ptr namer(new ExpressionNamer());
QStringList DebugExpressionFactory::availableFunctionSignatures()
{
const QPatternist::FunctionFactory::Ptr factory(QPatternist::FunctionFactoryCollection::xpath20Factory(Global::namePool()));
const QPatternist::FunctionSignature::Hash signs(factory->functionSignatures());
const QPatternist::FunctionSignature::Hash::const_iterator end(signs.constEnd());
QPatternist::FunctionSignature::Hash::const_iterator it(signs.constBegin());
QStringList retval;
while(it != end)
{
retval << it.value()->displayName(Global::namePool());
++it;
}
return retval;
}
ASTItem *DebugExpressionFactory::buildASTTree(const QPatternist::Expression::Ptr &expr,
ASTItem *parent,
const QPatternist::SequenceType::Ptr &reqType)
{
Q_ASSERT(expr);
const QPatternist::ExpressionVisitorResult::Ptr exprInfo(expr->accept(namer));
Q_ASSERT(exprInfo);
const ExpressionInfo *const constExprInfo = static_cast<const ExpressionInfo *>(exprInfo.data());
const QString name(constExprInfo->first);
const QString details(constExprInfo->second);
const QString rType(reqType ? reqType->displayName(Global::namePool()) : QLatin1String("Not specified"));
/* ---------- Handle its staticType() -------- */
const QPatternist::SequenceType::Ptr type(expr->staticType());
QString seqType;
if(type)
seqType = type->displayName(Global::namePool());
else
seqType = QLatin1String("no type, null pointer returned");
/* ------------------------------------------- */
ASTItem *const node = new ASTItem(parent, name, details, seqType, rType);
/* ------------ Handle child nodes ----------- */
const QPatternist::Expression::List children(expr->operands());
QPatternist::Expression::List::const_iterator it(children.constBegin());
const QPatternist::Expression::List::const_iterator end(children.constEnd());
const QPatternist::SequenceType::List reqTypes(expr->expectedOperandTypes());
const QPatternist::SequenceType::List::const_iterator typeEnd(reqTypes.constEnd());
QPatternist::SequenceType::List::const_iterator typeIt(reqTypes.constBegin());
QPatternist::SequenceType::Ptr t;
for(; it != end; ++it)
{
if(typeIt != typeEnd)
{
t = *typeIt;
++typeIt;
}
node->appendChild(buildASTTree(*it, node, t));
}
/* ------------------------------------------- */
return node;
}
QPatternist::Expression::Ptr
DebugExpressionFactory::createExpression(QIODevice *const expr,
const QPatternist::StaticContext::Ptr &context,
const QXmlQuery::QueryLanguage lang,
const QPatternist::SequenceType::Ptr &requiredType,
const QUrl &baseURI,
const QXmlName &initialTemplateName)
{
/* Create the root node. */
m_ast = new ASTItem(0, QString());
return ExpressionFactory::createExpression(expr, context, lang, requiredType, baseURI, initialTemplateName);
}
void DebugExpressionFactory::processTreePass(const QPatternist::Expression::Ptr &expr,
const CompilationStage stage)
{
ASTItem *newChild = 0;
switch(stage)
{
case QueryBodyInitial:
{
newChild = new ASTItem(m_ast, QLatin1String("Initial Build"));
break;
}
case QueryBodyTypeCheck:
{
newChild = new ASTItem(m_ast, QLatin1String("Type Check"));
break;
}
case QueryBodyCompression:
{
newChild = new ASTItem(m_ast, QLatin1String("Compression"));
break;
}
case UserFunctionTypeCheck:
{
newChild = new ASTItem(m_ast, QLatin1String("User Function Type Check"));
break;
}
case UserFunctionCompression:
{
newChild = new ASTItem(m_ast, QLatin1String("User Function Compression"));
break;
}
case GlobalVariableTypeCheck:
{
newChild = new ASTItem(m_ast, QLatin1String("Global Variable Type Check"));
break;
}
}
Q_ASSERT(newChild);
m_ast->appendChild(newChild);
newChild->appendChild(buildASTTree(expr, newChild, QPatternist::SequenceType::Ptr()));
}
void DebugExpressionFactory::processTemplateRule(const Expression::Ptr &body,
const TemplatePattern::Ptr &pattern,
const QXmlName &mode,
const TemplateCompilationStage stage)
{
const char * title;
switch(stage)
{
case TemplateInitial:
{
title = "Initial Build";
break;
}
case TemplateTypeCheck:
{
title = "Type Check";
break;
}
case TemplateCompress:
{
title = "Compression";
break;
}
}
const QString modeName(Global::namePool()->displayName(mode));
Q_ASSERT(title);
ASTItem *const newChild = new ASTItem(m_ast, QLatin1String("T-Rule ")
+ QLatin1String(title)
+ QLatin1String(" mode: ")
+ modeName
+ QLatin1String(" priority: ")
+ QString::number(pattern->priority()));
m_ast->appendChild(newChild);
newChild->appendChild(buildASTTree(pattern->matchPattern(), newChild, QPatternist::SequenceType::Ptr()));
newChild->appendChild(buildASTTree(body, newChild, QPatternist::SequenceType::Ptr()));
}
void DebugExpressionFactory::processNamedTemplate(const QXmlName &name,
const Expression::Ptr &body,
const TemplateCompilationStage stage)
{
const char * title;
switch(stage)
{
case TemplateInitial:
{
title = "Named Template Initial Build";
break;
}
case TemplateTypeCheck:
{
title = "Named Template Type Check";
break;
}
case TemplateCompress:
{
title = "Named Template Compression";
break;
}
}
Q_ASSERT(title);
ASTItem *const newChild = new ASTItem(m_ast, QLatin1String(title)
+ QLatin1String(": ")
+ Global::namePool()->displayName(name));
m_ast->appendChild(newChild);
newChild->appendChild(buildASTTree(body, newChild, QPatternist::SequenceType::Ptr()));
}
ASTItem *DebugExpressionFactory::astTree() const
{
return m_ast;
}
// vim: et:ts=4:sw=4:sts=4
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