NewCronExpressionParser returns a new CronExpressionParser.

NewCronTrigger returns a new CronTrigger.

NewSimpleTrigger returns a new SimpleTrigger.

CronExpressionParser parses cron expressions.

CronField represents a parsed cron expression as an array.

CronTrigger implements the scheduler.Trigger interface.

SimpleTrigger implements the scheduler.Trigger interface; uses a time.Duration interval.

Backoff is the Backoff interface to calculate the next fire time after a failed execution.

Trigger is the Triggers interface.