summaryrefslogtreecommitdiff
path: root/src/xmlpatterns/expr/qliteralsequence.cpp
blob: e0b610d7a1552c1f7b3a900742925d0c863be74a (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
/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtXmlPatterns module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** 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 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/

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

#include "qliteralsequence_p.h"

QT_BEGIN_NAMESPACE

using namespace QPatternist;

LiteralSequence::LiteralSequence(const Item::List &list) : m_list(list)
{
    Q_ASSERT(list.size() >= 2);
}

Item::Iterator::Ptr LiteralSequence::evaluateSequence(const DynamicContext::Ptr &) const
{
    return makeListIterator(m_list);
}

SequenceType::Ptr LiteralSequence::staticType() const
{
    const Item::List::const_iterator end(m_list.constEnd());
    Item::List::const_iterator it(m_list.constBegin());

    /* Load the first item. */
    ItemType::Ptr t((*it).type());
    ++it;

    for(; end != it; ++it)
        t |= (*it).type();

    return makeGenericSequenceType(t, Cardinality::fromCount(m_list.size()));
}

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

Expression::ID LiteralSequence::id() const
{
    return IDExpressionSequence;
}

Expression::Properties LiteralSequence::properties() const
{
    return IsEvaluated;
}

QT_END_NAMESPACE