Type Alias SleepFuture 

pub type SleepFuture = Pin<Box<dyn Future<Output = ()>>>;

Boxed platform sleep future (bsv-low#302). Not Send — the engine runs single-threaded on wasm (Workers) and under #[tokio::test] locally.

Aliased Type

#[repr(transparent)]
pub struct SleepFuture { /* private fields */ }