/****************************************************************************
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** This file is part of the QtXmlPatterns module of the Qt Toolkit.
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** Alternatively, this file may be used under the terms of the GNU General
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****************************************************************************/

#include "qboolean_p.h"
#include "qbuiltintypes_p.h"
#include "qcommonsequencetypes_p.h"
#include "qgenericsequencetype_p.h"

#include "qebvextractor_p.h"

QT_BEGIN_NAMESPACE

using namespace QPatternist;

EBVExtractor::EBVExtractor(const Expression::Ptr &operand) : SingleContainer(operand)
{
}

bool EBVExtractor::evaluateEBV(const DynamicContext::Ptr &context) const
{
    return m_operand->evaluateEBV(context);
}

Expression::Ptr EBVExtractor::typeCheck(const StaticContext::Ptr &context,
                                        const SequenceType::Ptr &reqType)
{
    return typeCheck<SingleContainer>(context, reqType, this);
}

SequenceType::Ptr EBVExtractor::staticType() const
{
    return makeGenericSequenceType(BuiltinTypes::xsBoolean, Cardinality::exactlyOne());
}

SequenceType::List EBVExtractor::expectedOperandTypes() const
{
    SequenceType::List result;
    result.append(CommonSequenceTypes::ZeroOrMoreItems);
    return result;
}

const SourceLocationReflection *EBVExtractor::actualReflection() const
{
    return m_operand->actualReflection();
}

ExpressionVisitorResult::Ptr EBVExtractor::accept(const ExpressionVisitor::Ptr &visitor) const
{
    return visitor->visit(this);
}

QT_END_NAMESPACE