Every returns a crontab Schedule that activates once every duration.

New returns a new Cron job runner.

Parse returns a new crontab schedule representing the given spec.

ConstantDelaySchedule represents a simple recurring duty cycle, e.g.

Cron keeps track of any number of entries, invoking the associated func as specified by the schedule.

Entry consists of a schedule and the func to execute on that schedule.

SpecSchedule specifies a duty cycle (to the second granularity), based on a traditional crontab specification.

Job is an interface for submitted cron jobs.

Schedule describes a job's duty cycle.

EntryID identifies an entry within a Cron instance.

FuncJob is a wrapper that turns a func() into a cron.Job.