import { ReactElement } from 'react'; import { Resolver } from '@shopify/async'; import { IfAllOptionalKeys } from '@shopify/useful-types'; export declare enum AssetTiming { None = 1, NextPage = 2, CurrentPage = 3, Immediate = 4 } export interface AsyncComponentType { readonly resolver: Resolver; (props: Props): ReactElement; Preload(props: PreloadOptions): React.ReactElement<{}> | null; Prefetch(props: PrefetchOptions): React.ReactElement<{}> | null; KeepFresh(props: KeepFreshOptions): React.ReactElement<{}> | null; usePreload(...props: IfAllOptionalKeys): () => void; usePrefetch(...props: IfAllOptionalKeys): () => void; useKeepFresh(...props: IfAllOptionalKeys): () => void; } export declare type PreloadOptions = T extends AsyncComponentType ? U : never; export declare type PrefetchOptions = T extends AsyncComponentType ? U : never; export declare type KeepFreshOptions = T extends AsyncComponentType ? U : never;