Tries to cancel the entry. Cancelation may not be possible if:
neverCancel
The promised value
If true
, the entry was canceled. It may or may not have already been started.
If true
, the entry was completed either successfully or not. wasStarted
will always be true
if wasCompleted
is true.
wasCanceled
will never be true if wasCompleted
is true.
If true
, the entry was started. It may or may not also be either canceled or completed.
An entry reference, which can be used to cancel the entry, check its status, or to get the promised value.