/****************************************************************************
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** This file is part of the QtXmlPatterns module of the Qt Toolkit.
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****************************************************************************/

#include "qbuiltintypes_p.h"
#include "qgenericsequencetype_p.h"

#include "qaggregator_p.h"

QT_BEGIN_NAMESPACE

using namespace QPatternist;

SequenceType::Ptr Aggregator::staticType() const
{
    const SequenceType::Ptr t(m_operands.first()->staticType());
    ItemType::Ptr itemType(t->itemType());

    /* Since we have types that are derived from xs:integer, this ensures that
     * the static type is xs:integer even if the argument is for
     * instance xs:unsignedShort. */
    if(BuiltinTypes::xsInteger->xdtTypeMatches(itemType) &&
       !itemType->xdtTypeMatches(BuiltinTypes::xsInteger))
    {
        itemType = BuiltinTypes::xsInteger;
    }

    return makeGenericSequenceType(itemType,
                                   t->cardinality().toWithoutMany());
}

QT_END_NAMESPACE