|
1 /**************************************************************************** |
|
2 ** |
|
3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
|
4 ** All rights reserved. |
|
5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
|
6 ** |
|
7 ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
|
8 ** |
|
9 ** $QT_BEGIN_LICENSE:LGPL$ |
|
10 ** No Commercial Usage |
|
11 ** This file contains pre-release code and may not be distributed. |
|
12 ** You may use this file in accordance with the terms and conditions |
|
13 ** contained in the Technology Preview License Agreement accompanying |
|
14 ** this package. |
|
15 ** |
|
16 ** GNU Lesser General Public License Usage |
|
17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
|
18 ** General Public License version 2.1 as published by the Free Software |
|
19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
|
20 ** packaging of this file. Please review the following information to |
|
21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
|
22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
|
23 ** |
|
24 ** In addition, as a special exception, Nokia gives you certain additional |
|
25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
|
26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
|
27 ** |
|
28 ** If you have questions regarding the use of this file, please contact |
|
29 ** Nokia at qt-info@nokia.com. |
|
30 ** |
|
31 ** |
|
32 ** |
|
33 ** |
|
34 ** |
|
35 ** |
|
36 ** |
|
37 ** |
|
38 ** $QT_END_LICENSE$ |
|
39 ** |
|
40 ****************************************************************************/ |
|
41 |
|
42 #include "qcommonsequencetypes_p.h" |
|
43 |
|
44 #include "qunresolvedvariablereference_p.h" |
|
45 |
|
46 QT_BEGIN_NAMESPACE |
|
47 |
|
48 using namespace QPatternist; |
|
49 |
|
50 UnresolvedVariableReference::UnresolvedVariableReference(const QXmlName &name) : m_name(name) |
|
51 { |
|
52 Q_ASSERT(!m_name.isNull()); |
|
53 } |
|
54 |
|
55 Expression::Ptr UnresolvedVariableReference::typeCheck(const StaticContext::Ptr &context, |
|
56 const SequenceType::Ptr &reqType) |
|
57 { |
|
58 /* We may be called before m_replacement is called, when we're part of a |
|
59 * function body whose type checking is performed for. See |
|
60 * UserFunctionCallsite::typeCheck(). */ |
|
61 if(m_replacement) |
|
62 return m_replacement->typeCheck(context, reqType); |
|
63 else |
|
64 return EmptyContainer::typeCheck(context, reqType); |
|
65 } |
|
66 |
|
67 SequenceType::Ptr UnresolvedVariableReference::staticType() const |
|
68 { |
|
69 /* We may be called by xmlpatternsview before the typeCheck() stage. */ |
|
70 if(m_replacement) |
|
71 return m_replacement->staticType(); |
|
72 else |
|
73 return CommonSequenceTypes::ZeroOrMoreItems; |
|
74 } |
|
75 |
|
76 SequenceType::List UnresolvedVariableReference::expectedOperandTypes() const |
|
77 { |
|
78 return SequenceType::List(); |
|
79 } |
|
80 |
|
81 ExpressionVisitorResult::Ptr UnresolvedVariableReference::accept(const ExpressionVisitor::Ptr &visitor) const |
|
82 { |
|
83 return visitor->visit(this); |
|
84 } |
|
85 |
|
86 Expression::ID UnresolvedVariableReference::id() const |
|
87 { |
|
88 return IDUnresolvedVariableReference; |
|
89 } |
|
90 |
|
91 QT_END_NAMESPACE |