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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_CallTargetDescription_H
53 #define Patternist_CallTargetDescription_H
55 #include <QSharedData>
57 #include <private/qexpression_p.h>
63 template<typename Key, typename Value> class QHash;
64 template<typename T> class QList;
71 * @short Contains metadata for a callable component, such as a function or
74 * CallTargetDescription can be used directly and is so for templates, but
75 * can also be sub-classed which FunctionSignature do.
77 * @ingroup Patternist_expr
78 * @author Frans Englich <frans.englich@nokia.com>
80 class Q_AUTOTEST_EXPORT CallTargetDescription : public QSharedData
83 typedef QExplicitlySharedDataPointer<CallTargetDescription> Ptr;
84 typedef QList<Ptr> List;
86 CallTargetDescription(const QXmlName &name);
89 * The function's name. For example, the name of the signature
90 * <tt>fn:string() as xs:string</tt> is <tt>fn:string</tt>.
92 QXmlName name() const;
95 * Flags callsites to be aware of their recursion by calling
96 * UserFunctionCallsite::configureRecursion(), if that is the case.
98 * @note We pass @p expr by value here intentionally.
100 static void checkCallsiteCircularity(CallTargetDescription::List &signList,
101 const Expression::Ptr expr);
104 * Helper function for checkCallsiteCircularity(). If C++ allowed it,
105 * it would have been local to it.
107 static void checkArgumentsCircularity(CallTargetDescription::List &signList,
108 const Expression::Ptr callsite);
110 Q_DISABLE_COPY(CallTargetDescription)
111 const QXmlName m_name;