export interface RegisterSWOptions {
  immediate?: boolean
  onNeedRefresh?: () => void
  onOfflineReady?: () => void
  /**
   * Called only if `onRegisteredSW` is not provided.
   *
   * @deprecated Use `onRegisteredSW` instead.
   * @param registration The service worker registration if available.
   */
  onRegistered?: (registration: ServiceWorkerRegistration | undefined) => void
  /**
   * Called once the service worker is registered (requires version `0.12.8+`).
   *
   * @param swScriptUrl The service worker script url.
   * @param registration The service worker registration if available.
   */
  onRegisteredSW?: (swScriptUrl: string, registration: ServiceWorkerRegistration | undefined) => void
  onRegisterError?: (error: any) => void
}