set_concept.h

// Description: Set concept

#ifndef PASTELSYS_SET_CONCEPT_H
#define PASTELSYS_SET_CONCEPT_H

#include "pastel/sys/mytypes.h"
#include "pastel/sys/type_traits/remove_cvref.h"

#include <range/v3/range_concepts.hpp>

namespace Pastel
{

    //! Set
    /*!
   To be precise, the set-concept represents a multi-set;
   elements can occur multiple times. Here we use the term 
   'set' a bit loosely, for brevity.
   */
    struct Set_Concept
    {
        template <typename Type>
        auto requires_(Type&&) -> decltype
        (
            conceptCheck(
                Concept::holds<ranges::concepts::models<ranges::concepts::Range, Type>>()
            )
        );
    };

    using Range_Concept = Set_Concept;

}

#include "pastel/sys/set/set_element.h"
#include "pastel/sys/set/set_empty.h"
#include "pastel/sys/set/set_index.h"
#include "pastel/sys/set/set_for_each.h"
#include "pastel/sys/set/set_size.h"

#endif