memory_resource.h

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#pragma once
 
#include "../result.h"
 
#include <cstddef>
 
namespace emlabcpp::pmr
{
class memory_resource
{
public:
        [[nodiscard]] virtual void* allocate( std::size_t bytes, std::size_t alignment ) = 0;
        [[nodiscard]] virtual result
        deallocate( void* ptr, std::size_t bytes, std::size_t alignment )                  = 0;
        [[nodiscard]] virtual bool is_equal( memory_resource const& other ) const noexcept = 0;
        [[nodiscard]] virtual bool is_full() const noexcept                                = 0;
        virtual ~memory_resource() = default;
};
}  // namespace emlabcpp::pmr