A compact library that parses cron-like expressions and finds its nearest time of run.
npm install abm-cron!GitHub code size in bytes
!npm bundle size
!npm bundle size
A compact library that parses cron-like expressions and finds its nearest time of run.
Without any external dependencies.
#### Node.js
``bash`
$ npm install abm-cronjs``
const abmCron = require('abm-cron');
#### Browserhtml`
`js
// returns arrays of all possible values
const expr = abmCron.parse('0 30 19 10-20 mar-sep MON-wed 2000,2050');
console.log(expr);
// =>
// [
// [ 0 ],
// [ 30 ],
// [ 19 ],
// [ 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 ],
// [ 3, 4, 5, 6, 7, 8, 9 ],
// [ 1, 2, 3 ],
// [ 2000, 2050 ]
// ]
// returns the date of the last run
const lastRun = abmCron.lastRun(expr);
console.log(lastRun);
// => 2000-09-20T19:30:00.000Z
// returns the date of the next run
const nextRun = abmCron.nextRun(expr);
console.log(nextRun);
// => 2050-03-14T19:30:00.000Z
// returns milliseconds passed from the previous run
const lastRunElapsed = abmCron.lastRunElapsed(expr);
console.log(lastRunElapsed);
// ~> 586979507253
// returns milliseconds remain until the next run
const nextRunRemains = abmCron.nextRunRemains(expr);
console.log(nextRunRemains);
// ~> 974441292747
// returns true if timestamp fits expression
const fits = abmCron.fits(expr, 2530899000000);
console.log(fits);
// => true
``