Method max

tests/BS_thread_pool_test.cpp:146–149

* @brief Returns the internal counter's maximum possible value, which in this implementation is equal to `LeastMaxValue`. * * @return The internal counter's maximum possible value. */

     * @return The internal counter's maximum possible value.
     */
    [[nodiscard]] static constexpr std::ptrdiff_t max() noexcept
    {
        return LeastMaxValue;
    }

    /**
     * @brief Atomically decrements the internal counter by 1 if it is greater than 0; otherwise blocks until it is greater than 0 and can successfully decrement the internal counter.