input_or_output_iterator.hpp

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// SPDX-License-Identifier: BSL-1.0
 
#ifndef TETL_ITERATOR_INPUT_OR_OUTPUT_ITERATOR_HPP
#define TETL_ITERATOR_INPUT_OR_OUTPUT_ITERATOR_HPP
 
#include <etl/_concepts/weakly_equality_comparable_with.hpp>
#include <etl/_iterator/can_reference.hpp>
#include <etl/_iterator/weakly_incrementable.hpp>
 
namespace etl {
 
// clang-format off
template <typename Iter>
concept input_or_output_iterator = weakly_incrementable<Iter> and requires(Iter it) {
    { *it } -> detail::can_reference;
};
// clang-format on
 
} // namespace etl
 
#endif // TETL_ITERATOR_INPUT_OR_OUTPUT_ITERATOR_HPP