symbol.hpp

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//This file is part of Bertini 2.
//
//symbol.hpp is free software: you can redistribute it and/or modify
//it under the terms of the GNU General Public License as published by
//the Free Software Foundation, either version 3 of the License, or
//(at your option) any later version.
//
//symbol.hpp is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//GNU General Public License for more details.
//
//You should have received a copy of the GNU General Public License
//along with symbol.hpp.  If not, see <http://www.gnu.org/licenses/>.
//
// Copyright(C) Bertini2 Development Team
//
// See <http://www.gnu.org/licenses/> for a copy of the license,
// as well as COPYING.  Bertini2 is provided with permitted
// additional terms in the b2/licenses/ directory.
 
// symbol.hpp:  Declares the class Symbol.

 
#ifndef BERTINI_FUNCTION_TREE_SYMBOL_HPP
#define BERTINI_FUNCTION_TREE_SYMBOL_HPP
 
 
#include "bertini2/function_tree/node.hpp"
 
 
 
namespace  bertini {
namespace node {
    class Symbol : public Node
    {
 
    public:
 
        virtual ~Symbol() = default;
 
    private:
        friend class boost::serialization::access;
 
        template <typename Archive>
        void serialize(Archive& ar, const unsigned /*version*/) {
            ar & boost::serialization::base_object<Node>(*this);
        }
    };
 
 
 
 
 
 
 

    class NameHolder
    {
    public:
        const std::string& name() const
        {
            return name_;
        }

        void name(const std::string& new_name)
        {
            name_ = new_name;
        }
 
    protected:
        ~NameHolder() = default;  // not polymorphic; never delete through NameHolder*
 
        NameHolder() = default;

        explicit NameHolder(std::string new_name) : name_(std::move(new_name))
        {}
 
        std::string name_;  
 
    private:
        friend class boost::serialization::access;
 
        template <typename Archive>
        void serialize(Archive& ar, const unsigned /*version*/) {
            ar & name_;
        }
    };
 
 
 

    class NamedSymbol : public Symbol
    {
 
    public:

        const std::string & name() const;

        void name(const std::string & new_name);
 

        NamedSymbol(const std::string & new_name);
 
 
        void print(std::ostream& target) const override;
 
        virtual ~NamedSymbol() = default;
 
    protected:
        NamedSymbol() = default;
 
        std::string name_;  
 
    private:
 
        friend class boost::serialization::access;
 
        template <typename Archive>
        void serialize(Archive& ar, const unsigned /*version*/) {
            ar & boost::serialization::base_object<Symbol>(*this);
            ar & name_;
        }
 
    };
 
} // re: namespace node
} // re: namespace bertini
 
#endif