node/deps/npm/node_modules/crypto-random-string/index.js
Rebecca Turner 468ab4519e deps: upgrade npm to 6.1.0
PR-URL: https://github.com/nodejs/node/pull/20190
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
2018-05-24 23:24:45 -07:00

11 lines
241 B
JavaScript

'use strict';
const crypto = require('crypto');
module.exports = len => {
if (!Number.isFinite(len)) {
throw new TypeError('Expected a finite number');
}
return crypto.randomBytes(Math.ceil(len / 2)).toString('hex').slice(0, len);
};