Callback

zio

Canceler

zio

Completed

ExitResult

canceler

MaybeLater MaybeLaterIO

catchAll

IO

catchSome

IO

causes

Terminated Terminate

check

Schedule

code

ExitNow ExitWhenDone

collect

Schedule

combineWith

Schedule Decision

compareAndSet

Ref

complete

Promise

compose

KleisliIO Schedule

const

IO KleisliIO Schedule

cont

Decision

contramap

Schedule

count

Semaphore