IntervalStep.Purpose An interval step’s purpose. Declarationenum Purpose TopicsDetermining the purposeIntervalStep.Purpose.recoveryIntervalStep.Purpose.workComparing purposeshashValuehash(into:)!=(_:_:)==(_:_:)Default ImplementationsEquatable Implementations RelationshipsConforms ToCopyableEquatableEscapableHashableSendableSendableMetatype