Method plugin

library/Debug.cpp:192–195

}

DebugCategory::cstring_ref DebugCategory::plugin() const noexcept
{
    return plugin_;
}

#if __cplusplus < 201703L && __cpp_lib_atomic_is_always_lock_free < 201603
//! C++17 has std::atomic::is_always_lock_free for static_assert. Older