stream_insertable.hpp

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#pragma once
#include "raw_type.hpp"
#include <concepts>
#include <ostream>

namespace xtd {
  // Since Doxygen does not work properly with the C++ concept, the documentation for this concept is declared in xtd/stream_insertable_.hpp
  template<typename value_t>
  concept stream_insertable = requires(std::ostream& os, value_t&& v) {os << std::forward<value_t>(v);};
}