luhn-generator/update/node_modules/es-abstract/2019/IsPropertyKey.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';

// https://www.ecma-international.org/ecma-262/6.0/#sec-ispropertykey

module.exports = function IsPropertyKey(argument) {
	return typeof argument === 'string' || typeof argument === 'symbol';
};