luhn-generator/update/node_modules/es-abstract/helpers/mod.js

A generator of numbers that passes the validation of Luhn algorithm or Luhn formula, also known as the 'modulus 10' or 'mod 10' algorithm

'use strict';

var $floor = Math.floor;

module.exports = function mod(number, modulo) {
	var remain = number % modulo;
	return $floor(remain >= 0 ? remain : remain + modulo);
};