Crate cronchik

Simple cron expression parser.

Syntax

<minutes> <hours> <days of month> <months> <days of week>

• minute is integer in range 0..=59;
• hour is integer in range 0..=23;
• day of month is integer in range 1..=31;
• month is integer in range 1..=12 or textual representation like JAN or DEC;
• day of week is integer in range 0..=6 or textual representation like SUN or SAT;

Features

• std - Enables use of std library types and traits.
• serde - Enables serialization/deserialization.
• time - Enables schedule calculation using time03 crate.

Re-exports

• pub extern crate time;

Structs

• CronSchedule
  Cron schedule.
• DayOfMonth
  Second of the minute.
• Hour
  Hour of the day.
• Minute
  Minute of the hour.

Enums

• Day
  Day of the week.
• InvalidExpr
  Describes potential error within expression
• Month
  Month of the year.
• ParseError
  Cron expression parser error

Constants

• DAILY
  Cron expression to run once a day at midnight.
• HOURLY
  Cron expression to run once a hour.
• MONTHLY
  Cron expression to run once a month at midnight of first day.
• WEEKLY
  Cron expression to run once a week at midnight of the Sunday.
• YEARLY
  Cron expression to run once a year at midnight of January 1st.

Functions

• parse_cron_from_time
  Gets schedule after time.
• parse_cron_from_time_now
  Gets schedule after current time in UTC.