Function unique_ints

test/generator_test.cpp:134–138

value_type = std::unique_ptr reference = std::unique_ptr &&

// value_type = std::unique_ptr<int>
// reference = std::unique_ptr<int>&&
co_context::generator<std::unique_ptr<int> &&> unique_ints(const int high) {
    for (auto i = 0; i < high; ++i) {
        co_yield std::make_unique<int>(i);
    }
}

// value_type = std::string_view
// reference = std::string_view&&