strong_type.hpp

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// Copyright (c) 2013-2023 Anton Kozhevnikov, Thomas Schulthess
// All rights reserved.
//
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//    following disclaimer.
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/** \file strong_type.hpp
 *
 *  \brief A wrapper class to create strong types.
 */
 
#ifndef __STRONG_TYPE_HPP__
#define __STRONG_TYPE_HPP__
 
namespace sirius {
 
template <typename T, typename Tag>
class strong_type
{
  private:
    T val_;
  public:
 
    explicit strong_type(T const& val__)
        : val_{val__}
    {
    }
 
    explicit strong_type(T&& val__) 
        : val_{std::move(val__)}
    {
    }
 
    inline T get() const
    {
        return val_;
    }
 
    operator T() const
    {
        return val_;
    }
 
    inline bool operator!=(strong_type<T, Tag> const& rhs__)
    {
        return this->val_ != rhs__.val_;
    }
 
    inline bool operator==(strong_type<T, Tag> const& rhs__)
    {
        return this->val_ == rhs__.val_;
    }
 
    inline strong_type<T, Tag>& operator++(int)
    {
        this->val_++;
        return *this;
    }
    inline strong_type<T, Tag>& operator+=(T rhs__)
    {
        this->val_ += rhs__;
        return *this;
    }
};
 
}
 
#endif