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include/asio/is_contiguous_iterator.hpp

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+//
+// is_contiguous_iterator.hpp
+// ~~~~~~~~~~~~~~~~~~~~~~~~~~
+//
+// Copyright (c) 2003-2025 Christopher M. Kohlhoff (chris at kohlhoff dot com)
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+
+#ifndef ASIO_IS_CONTIGUOUS_ITERATOR_HPP
+#define ASIO_IS_CONTIGUOUS_ITERATOR_HPP
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+# pragma once
+#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
+
+#include "asio/detail/config.hpp"
+#include <iterator>
+#include "asio/detail/type_traits.hpp"
+
+#include "asio/detail/push_options.hpp"
+
+namespace asio {
+
+/// The is_contiguous_iterator class is a traits class that may be used to
+/// determine whether a type is a contiguous iterator.
+template <typename T>
+struct is_contiguous_iterator :
+#if defined(ASIO_HAS_STD_CONCEPTS) \
+  || defined(GENERATING_DOCUMENTATION)
+  integral_constant<bool, std::contiguous_iterator<T>>
+#else // defined(ASIO_HAS_STD_CONCEPTS)
+      //   || defined(GENERATING_DOCUMENTATION)
+  is_pointer<T>
+#endif // defined(ASIO_HAS_STD_CONCEPTS)
+       //   || defined(GENERATING_DOCUMENTATION)
+{
+};
+
+} // namespace asio
+
+#include "asio/detail/pop_options.hpp"
+
+#endif // ASIO_IS_CONTIGUOUS_ITERATOR_HPP