| 1 | /**************************************************************************** |
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| 2 | ** |
| 3 | ** Copyright (C) 2016 The Qt Company Ltd. |
| 4 | ** Contact: https://www.qt.io/licensing/ |
| 5 | ** |
| 6 | ** This file is part of the QtXmlPatterns module of the Qt Toolkit. |
| 7 | ** |
| 8 | ** $QT_BEGIN_LICENSE:LGPL$ |
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| 15 | ** information use the contact form at https://www.qt.io/contact-us. |
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| 17 | ** GNU Lesser General Public License Usage |
| 18 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
| 19 | ** General Public License version 3 as published by the Free Software |
| 20 | ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
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| 22 | ** ensure the GNU Lesser General Public License version 3 requirements |
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| 24 | ** |
| 25 | ** GNU General Public License Usage |
| 26 | ** Alternatively, this file may be used under the terms of the GNU |
| 27 | ** General Public License version 2.0 or (at your option) the GNU General |
| 28 | ** Public license version 3 or any later version approved by the KDE Free |
| 29 | ** Qt Foundation. The licenses are as published by the Free Software |
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| 34 | ** https://www.gnu.org/licenses/gpl-3.0.html. |
| 35 | ** |
| 36 | ** $QT_END_LICENSE$ |
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| 38 | ****************************************************************************/ |
| 39 | |
| 40 | #include "qcommonsequencetypes_p.h" |
| 41 | |
| 42 | #include "qunresolvedvariablereference_p.h" |
| 43 | |
| 44 | QT_BEGIN_NAMESPACE |
| 45 | |
| 46 | using namespace QPatternist; |
| 47 | |
| 48 | UnresolvedVariableReference::UnresolvedVariableReference(const QXmlName &name) : m_name(name) |
| 49 | { |
| 50 | Q_ASSERT(!m_name.isNull()); |
| 51 | } |
| 52 | |
| 53 | Expression::Ptr UnresolvedVariableReference::typeCheck(const StaticContext::Ptr &context, |
| 54 | const SequenceType::Ptr &reqType) |
| 55 | { |
| 56 | /* We may be called before m_replacement is called, when we're part of a |
| 57 | * function body whose type checking is performed for. See |
| 58 | * UserFunctionCallsite::typeCheck(). */ |
| 59 | if(m_replacement) |
| 60 | return m_replacement->typeCheck(context, reqType); |
| 61 | else |
| 62 | return EmptyContainer::typeCheck(context, reqType); |
| 63 | } |
| 64 | |
| 65 | SequenceType::Ptr UnresolvedVariableReference::staticType() const |
| 66 | { |
| 67 | /* We may be called by xmlpatternsview before the typeCheck() stage. */ |
| 68 | if(m_replacement) |
| 69 | return m_replacement->staticType(); |
| 70 | else |
| 71 | return CommonSequenceTypes::ZeroOrMoreItems; |
| 72 | } |
| 73 | |
| 74 | SequenceType::List UnresolvedVariableReference::expectedOperandTypes() const |
| 75 | { |
| 76 | return SequenceType::List(); |
| 77 | } |
| 78 | |
| 79 | ExpressionVisitorResult::Ptr UnresolvedVariableReference::accept(const ExpressionVisitor::Ptr &visitor) const |
| 80 | { |
| 81 | return visitor->visit(this); |
| 82 | } |
| 83 | |
| 84 | Expression::ID UnresolvedVariableReference::id() const |
| 85 | { |
| 86 | return IDUnresolvedVariableReference; |
| 87 | } |
| 88 | |
| 89 | QT_END_NAMESPACE |
| 90 |