SymbolType.h

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//
// Copyright (c) 2006-2007 Raphael David / CANTOR
//

#ifndef CMR_SYMBOL_TYPE_INCLUDED
#define CMR_SYMBOL_TYPE_INCLUDED

#include "commore/Commore.h"
#include "commore/Symbol.h"


namespace commore
{
    //
    // A SymbolType is a lightweight service that contains three informations :
    // the type of an attribute, the name of this attribute, and a flag indicating
    // whether this attribute is a reference or not.
    // Used in a Tuple::Value.
    //
    class SymbolType
    {
    public:
        SymbolType();
        SymbolType(unsigned int val);
        SymbolType(Types type, const Symbol& symbol, bool ref);

    public:
        Types get_type() const;
        void set_type(Types type);
        Symbol get_symbol() const;
        size_t get_symbol_num() const;
        void set_symbol(const Symbol& symbol);
        bool get_is_ref() const;
        void set_is_ref(bool ref);
        bool get_is_const() const;
        void set_is_const(bool cst);
        unsigned int get_val() const;
        bool operator == (const SymbolType& st) const
        {
            return val_ == st.val_;
        }
        bool operator != (const SymbolType& st) const
        {
            return val_ != st.val_;
        }

    private:
        unsigned int val_;
    };
}
#endif