Crate cron_schedule
source ·Expand description
A cron expression parser and schedule explorer
Example
extern crate chrono;
extern crate cron_schedule;
use cron_schedule::Schedule;
use chrono::Utc;
use std::str::FromStr;
fn main() {
// sec min hour day of month month day of week year
let expression = "0 30 9,12,15 1,15 May-Aug Mon,Wed,Fri 2018/2";
let schedule = Schedule::from_str(expression).unwrap();
println!("Upcoming fire times:");
for datetime in schedule.upcoming().take(10) {
println!("-> {}", datetime);
}
}
/*
Upcoming fire times:
-> 2018-06-01 09:30:00 UTC
-> 2018-06-01 12:30:00 UTC
-> 2018-06-01 15:30:00 UTC
-> 2018-06-15 09:30:00 UTC
-> 2018-06-15 12:30:00 UTC
-> 2018-06-15 15:30:00 UTC
-> 2018-08-01 09:30:00 UTC
-> 2018-08-01 12:30:00 UTC
-> 2018-08-01 15:30:00 UTC
-> 2018-08-15 09:30:00 UTC
*/
Modules
Structs
Traits
- Methods exposing a schedule’s configured ordinals for each individual unit of time.