//! Private helpers
// /// Private trait to implement sealing for [`SyncNow`]
// #[cfg(feature = "std")]
// pub trait SyncNowSealed {}
/// Private trait to implement sealing for [`ErasedSleep`]
/// Private trait to implement sealing for [`StdNow`]
/// Private trait to implement sealing for [`ChronoNow`]
/// Private trait to implement sealing for [`NowExt`]