const_sentinel.h

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#pragma once
 
#include "di/container/concepts/input_iterator.h"
#include "di/container/iterator/const_iterator_impl.h"
#include "di/meta/core.h"
 
namespace di::meta {
namespace detail {
    template<typename Sent>
    struct ConstSentinelHelper : TypeConstant<Sent> {};
 
    template<concepts::InputIterator Iter>
    struct ConstSentinelHelper<Iter> : TypeConstant<container::ConstIteratorImpl<Iter>> {};
}
 
template<typename Sent>
using ConstSentinel = detail::ConstSentinelHelper<Sent>::Type;
}