sancronos-validator

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About

Cron expression validator

[![NPM][graph-image]][graph-url]

Settings

Install sancronos-validator

``bash
$ npm install sancronos-validator
`

Use

Accepts clasic crontab

`
x x x x x
┬ ┬ ┬ ┬ ┬
│ │ │ │ │
│ │ │ │ │
│ │ │ │ └───── day of week (0 - 7, - * /) (0 or 7 is sunday)
│ │ │ └────────── month (1 - 12 , - * /)
│ │ └─────────────── day of month (1 - 31 , - * /)
│ └──────────────────── hour (0 - 23 , - * /)
└───────────────────────── minutes (0 - 59 , - * /)
`

Accepts extended crontab

`
x x x x x x x
┬ ┬ ┬ ┬ ┬ ┬ ┬
│ │ │ │ │ │ │
│ │ │ │ │ │ └ year (1900 - 3000 , - * /) optional
│ │ │ │ │ └───── day of week (0 - 7 , - * / L #) (0 or 7 is sunday)
│ │ │ │ └────────── month (1 - 12 , - * /)
│ │ │ └─────────────── day of month (1 - 31 , - * / L W)
│ │ └──────────────────── hour (0 - 23 , - * /)
│ └───────────────────────── minutes (0 - 59 , - * /)
└────────────────────────────── seconds (0 - 59 , - * /) optional
`
But... who can use sancronos-validator?

Answer: Everyone!

_For Promise lovers_
`javascript
const sancronos = require("sancronos-validator");
//..
sancronos.isValid(" *")
.then(function(crontab) {
//.. do something
})
.catch(function(err) {
// handle error
});
`

_For callback lovers_
`javascript
const sancronos = require("sancronos-validator");
//..
sancronos.isValid(" *", (err, crontab) => {
if(err){
//Oops I did it again!
}
//Do something with your newly validated crontab
});
`

_For sync lovers_
`javascript
const sancronos = require("sancronos-validator");
//..
let crontab = sancronos.isValid(" *", true);
//Do something with your crontab
//Be aware that in case it's invalid, it will throw an error.
`

See test/` for more details.

Changelog

$3

* Added callbacks
* Added sync

$3

* README with examples.

$3

Start

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[npm-url]: https://npmjs.org/package/sancronos-validator
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[build-url]: https://travis-ci.org/sanjorgek/sancronos-validator
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[code-url]: https://www.bithound.io/github/sanjorgek/sancronos-validator
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[graph-url]: https://nodei.co/npm/sancronos-validator/
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