An object that is passed around to asynchronous functions that may be used to check if the function it was passed into should perform a graceful termi

A handle returned from constructing a new [`Context`]. Used to cancel the context. You can explicitly call `cancel`, or, you can simply drop the Handl

Handles spawning tasks which can also be cancelled by calling `cancel` on the task controller. If a [`std::time::Duration`] is supplied using the [`wi