with SourceMap anInvalidDirective = "\n/*# sourceMappingURL=data:application/json;base64,"+btoa(unescape(encodeURIComponent(JSON.stringify(sourceMap))))+" */"; // @ sourceMappingURL = data:application/source-map;base64,eyJ2ZXJzaW9uIjozLCJmaWxlIjoiaW5saW5lLXNvdXJjZS1tYXAuanMiLCJzb3VyY2VzIjpbImlubGluZS1zb3VyY2UtbWFwLnR4dCJdLCJzb3VyY2VzQ29udGVudCI6WyJ3aXRoIFNvdXJjZU1hcCJdLCJtYXBwaW5ncyI6IkFBQUEifQ== // comment