/** @implements {API.BlockFetcher} */
export class MemoryBlockstore implements API.BlockFetcher {
    /**
     * @param {Array<import('multiformats').Block>} [blocks]
     */
    constructor(blocks?: Array<import("multiformats").Block>);
    get<T = unknown, C extends number = number, A extends number = number, V extends API.Version = 1>(link: API.Link<T, C, A, V>): Promise<API.Block<T, C, A, V> | undefined>;
    /**
     * @param {API.UnknownLink} cid
     * @param {Uint8Array} bytes
     */
    put(cid: API.UnknownLink, bytes: Uint8Array): Promise<void>;
    /**
     * @param {API.UnknownLink} cid
     * @param {Uint8Array} bytes
     */
    putSync(cid: API.UnknownLink, bytes: Uint8Array): void;
    /** @param {API.UnknownLink} cid */
    delete(cid: API.UnknownLink): Promise<void>;
    /** @param {API.UnknownLink} cid */
    deleteSync(cid: API.UnknownLink): void;
    entries(): Generator<{
        cid: API.Link<any, number, number, API.Version>;
        bytes: Uint8Array<ArrayBufferLike>;
    }, void, unknown>;
    #private;
}
export class MultiBlockFetcher {
    /** @param {API.BlockFetcher[]} fetchers */
    constructor(...fetchers: API.BlockFetcher[]);
    get<T = unknown, C extends number = number, A extends number = number, V extends API.Version = 1>(link: API.Link<T, C, A, V>): Promise<API.Block<T, C, A, V> | undefined>;
    #private;
}
import * as API from './api.js';
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