Enum ScheduleAt 

pub enum ScheduleAt {
    Interval(Duration),
    DateTime(DateTime),
    Daily(NaiveTime),
}

The execution schedule for a particular task.

Variants

Interval(Duration)

Run a task at a regular interval.

The first run will be immediately upon calling Schedule::run, then will repeat at the period set here.

The interval must be non-negative. A task with a duration of 0 will run on every wake timer.

DateTime(DateTime)

Run a one-time task at the given date and time.

Daily(NaiveTime)

Run a task every day at the specified time.