summaryrefslogtreecommitdiffstats
path: root/src/xmlpatterns/expr/qcalltemplate.cpp
blob: 2ff225228631abe728d39ad0154b9713c47472c6 (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
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
/****************************************************************************
**
** 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 "qcalltemplate_p.h"

QT_BEGIN_NAMESPACE

using namespace QPatternist;

CallTemplate::CallTemplate(const QXmlName &name,
                           const WithParam::Hash &withParams) : TemplateInvoker(withParams, name)
{
}

Item::Iterator::Ptr CallTemplate::evaluateSequence(const DynamicContext::Ptr &context) const
{
    Q_ASSERT(m_template);
    return m_template->body->evaluateSequence(m_template->createContext(this, context, true));
}

bool CallTemplate::evaluateEBV(const DynamicContext::Ptr &context) const
{
    Q_ASSERT(m_template);
    return m_template->body->evaluateEBV(m_template->createContext(this, context, true));
}

void CallTemplate::evaluateToSequenceReceiver(const DynamicContext::Ptr &context) const
{
    Q_ASSERT(m_template);
    m_template->body->evaluateToSequenceReceiver(m_template->createContext(this, context, true));
}

Expression::Ptr CallTemplate::typeCheck(const StaticContext::Ptr &context,
                                        const SequenceType::Ptr &reqType)
{
    /* Check XTSE0680, that every @c xsl:with-param has a corresponding @c
     * xsl:param declaration. */
    {
        const WithParam::Hash::const_iterator end(m_withParams.constEnd());

        for(WithParam::Hash::const_iterator it(m_withParams.constBegin());
            it != end;
            ++it)
        {
            if(!VariableDeclaration::contains(m_template->templateParameters, it.value()->name()))
                Template::raiseXTSE0680(context, it.value()->name(), this);
        }
    }

    const Expression::Ptr me(TemplateInvoker::typeCheck(context, reqType));

    const VariableDeclaration::List args(m_template->templateParameters);
    const VariableDeclaration::List::const_iterator end(args.constEnd());
    VariableDeclaration::List::const_iterator it(args.constBegin());

    for(; it != end; ++it)
    {
        // TODO
        Q_ASSERT((*it)->sequenceType);
    }

    return me;
}

Expression::Properties CallTemplate::properties() const
{
    Q_ASSERT(!m_template || m_template->body);

    /* We may be called before our m_template is resolved, namely when we're
     * the body of a variable. In that case querytransformparser.ypp will
     * manually call TypeChecker::applyFunctionConversion(), which is before
     * ExpressionFactory::createExpression() has resolved us. */
    if(m_template && !isRecursive())
        return m_template->properties();
    else
        return Properties();
}

Expression::Properties CallTemplate::dependencies() const
{
    if(m_template && !isRecursive())
        return m_template->dependencies();
    else
        return Properties();
}

SequenceType::Ptr CallTemplate::staticType() const
{
    return CommonSequenceTypes::ZeroOrMoreItems;
}

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

bool CallTemplate::configureRecursion(const CallTargetDescription::Ptr &sign)
{
    Q_UNUSED(sign);
    return false;
}

Expression::Ptr CallTemplate::body() const
{
    return m_template->body;
}

CallTargetDescription::Ptr CallTemplate::callTargetDescription() const
{
    return CallTargetDescription::Ptr();
}

QT_END_NAMESPACE