import type { Logger } from "@bluecadet/launchpad-utils/logger";
export type FetchPaginatedOptions<T, Merge extends boolean> = {
    /**
     * The number of items to fetch per page
     */
    limit: number;
    /**
     * The maximum number of pages to fetch. If this is reached, the fetch will be terminated early.
     */
    maxFetchCount?: number;
    /**
     * A function that takes a params object and returns a ResultAsync of an array of T. To indicate the end of pagination, return an empty array, or null.
     */
    fetchPageFn: (params: {
        limit: number;
        offset: number;
    }) => Promise<T | null>;
    /**
     * A logger instance
     */
    logger: Logger;
    /**
     * Whether to merge pages into a single array. Defaults to false.
     */
    mergePages?: Merge;
};
/**
 * Handles paginated fetching. Returns an async iterable, unless mergePages is true in which case it returns a flattened array.
 */
export declare function fetchPaginated<T, Merge extends boolean = false>({ fetchPageFn, limit, logger, maxFetchCount, mergePages, }: FetchPaginatedOptions<T, Merge>): Merge extends true ? Promise<T[]> : AsyncGenerator<T>;
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