* Interface to GiNaC's wildcard objects. */
/*
- * GiNaC Copyright (C) 1999-2004 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2018 Johannes Gutenberg University Mainz, Germany
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#ifndef __GINAC_WILDCARD_H__
-#define __GINAC_WILDCARD_H__
+#ifndef GINAC_WILDCARD_H
+#define GINAC_WILDCARD_H
#include "ex.h"
+#include "archive.h"
namespace GiNaC {
-
/** This class acts as a wildcard for subs(), match(), has() and find(). An
* integer label is used to identify different wildcards. */
class wildcard : public basic
// functions overriding virtual functions from base classes
public:
- bool match(const ex & pattern, lst & repl_lst) const;
+ bool match(const ex & pattern, exmap& repl_lst) const override;
+ /** Save (a.k.a. serialize) object into archive. */
+ void archive(archive_node& n) const override;
+ /** Read (a.k.a. deserialize) object from archive. */
+ void read_archive(const archive_node& n, lst& syms) override;
protected:
- unsigned calchash() const;
+ unsigned calchash() const override;
// non-virtual functions in this class
public:
private:
unsigned label; /**< Label used to distinguish different wildcards */
};
+GINAC_DECLARE_UNARCHIVER(wildcard);
// utility functions
-/** Specialization of is_exactly_a<wildcard>(obj) for wildcard objects. */
-template<> inline bool is_exactly_a<wildcard>(const basic & obj)
-{
- return obj.tinfo()==TINFO_wildcard;
-}
-
/** Create a wildcard object with the specified label. */
inline ex wild(unsigned label = 0)
{
return wildcard(label);
}
+/** Check whether x has a wildcard anywhere as a subexpression. */
+bool haswild(const ex & x);
+
} // namespace GiNaC
-#endif // ndef __GINAC_WILDCARD_H__
+#endif // ndef GINAC_WILDCARD_H