summaryrefslogtreecommitdiffstats
path: root/src/xmlpatterns/expr/qtemplateparameterreference.cpp
blob: a75542e7e00445fd111b776b2c28c0d3b67afa03 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
/****************************************************************************
**
** Copyright (C) 2010 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "qcommonsequencetypes_p.h"

#include "qtemplateparameterreference_p.h"

QT_BEGIN_NAMESPACE

using namespace QPatternist;

TemplateParameterReference::TemplateParameterReference(const VariableDeclaration::Ptr &varDecl) : m_varDecl(varDecl)
{
}

bool TemplateParameterReference::evaluateEBV(const DynamicContext::Ptr &context) const
{
    return context->templateParameterStore()[m_varDecl->name]->evaluateEBV(context);
}

Item TemplateParameterReference::evaluateSingleton(const DynamicContext::Ptr &context) const
{
    return context->templateParameterStore()[m_varDecl->name]->evaluateSingleton(context);
}

Item::Iterator::Ptr TemplateParameterReference::evaluateSequence(const DynamicContext::Ptr &context) const
{
    Q_ASSERT(!m_varDecl->name.isNull());
    Q_ASSERT(context->templateParameterStore()[m_varDecl->name]);
    return context->templateParameterStore()[m_varDecl->name]->evaluateSequence(context);
}

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

Expression::Properties TemplateParameterReference::properties() const
{
    return DisableElimination;
}

SequenceType::Ptr TemplateParameterReference::staticType() const
{
    /* We can't use m_varDecl->expression()'s static type here, because
     * it's the default argument. */
    if(!m_varDecl->sequenceType)
        return CommonSequenceTypes::ZeroOrMoreItems;
    else
        return m_varDecl->sequenceType;
}

QT_END_NAMESPACE