A TypeScript class that generates a guid

CreateGuid.ts

// http://stackoverflow.com/questions/26501688/a-typescript-guid-class
class Guid {
    static newGuid() {
        return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
            const r = Math.random() * 16 | 0, v = c === 'x' ? r : ( r & 0x3 | 0x8 );
            return v.toString(16);
        });
    }
}