JS guid

guid.js

export function create() {
	return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) {
		var r = Math.random() * 16 | 0,
			v = c === 'x' ? r : (r & 0x3 | 0x8);
		return v.toString(16);
	});
}

var guid = require('js/guid');

describe('guid', function () {
	it('should create valid guid', function () {
		expect(guid.create()).to.match(/^[A-Z0-9]{8}-([A-Z0-9]{4}-){3}[A-Z0-9]{12}$/i);
	});
});