in todo/js/utilities/JSResource.js [54:64]
export default function JSResource<T>(
moduleId: string,
loader: () => Promise<T>,
): JSResourceReference<T> {
let resource = Resource.map.get(moduleId);
if (resource == null) {
resource = new Resource(moduleId, loader);
Resource.map.set(moduleId, resource);
}
return resource;
}