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46 // This file is not part of the Qt API. It exists purely as an
47 // implementation detail. This header file may change from version to
48 // version without notice, or even be removed.
52 #ifndef Patternist_UnresolvedVariableReference_H
53 #define Patternist_UnresolvedVariableReference_H
55 #include <private/qemptycontainer_p.h>
64 * @short Compile time only AST-node which is a marker for variable
65 * references whose declaration has not yet appeared in the source code.
67 * This can not appear in XQuery, but can in XSL-T.
69 * @author Frans Englich <frans.englich@nokia.com>
70 * @ingroup Patternist_expressions
73 class Q_AUTOTEST_EXPORT UnresolvedVariableReference : public EmptyContainer
76 UnresolvedVariableReference(const QXmlName &name);
78 virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context,
79 const SequenceType::Ptr &reqType);
80 virtual SequenceType::List expectedOperandTypes() const;
81 virtual SequenceType::Ptr staticType() const;
82 virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const;
83 virtual ID id() const;
85 inline void bindTo(const Expression::Ptr &body);
87 inline Expression::Ptr replacement() const;
90 const QXmlName m_name;
91 Expression::Ptr m_replacement;
94 void UnresolvedVariableReference::bindTo(const Expression::Ptr &body)
100 Expression::Ptr UnresolvedVariableReference::replacement() const
102 Q_ASSERT(m_replacement);
103 return m_replacement;