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#include "qargumentreference_p.h"

QT_BEGIN_NAMESPACE

using namespace QPatternist;

ArgumentReference::ArgumentReference(const SequenceType::Ptr &sourceType,
                                     const VariableSlotID slotP) : VariableReference(slotP),
                                                                   m_type(sourceType)
{
    Q_ASSERT(m_type);
}

bool ArgumentReference::evaluateEBV(const DynamicContext::Ptr &context) const
{
    return context->expressionVariable(slot())->evaluateEBV(context);
}

Item ArgumentReference::evaluateSingleton(const DynamicContext::Ptr &context) const
{
    return context->expressionVariable(slot())->evaluateSingleton(context);
}

Item::Iterator::Ptr ArgumentReference::evaluateSequence(const DynamicContext::Ptr &context) const
{
    return context->expressionVariable(slot())->evaluateSequence(context);
}

SequenceType::Ptr ArgumentReference::staticType() const
{
    return m_type;
}

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

Expression::ID ArgumentReference::id() const
{
    return IDArgumentReference;
}

QT_END_NAMESPACE