/// <reference types="node" />
import { promises as fs } from 'fs';
import { Readable } from 'stream';
import { PkgIndex } from './info';
export declare class Package {
    #private;
    constructor(handle: fs.FileHandle, index: PkgIndex, position: number);
    get name(): string;
    get entries(): string[];
    add(name: string, data: Readable | Buffer | string): Promise<void>;
    get(name: string): Readable;
    content(name: string): Promise<Buffer>;
    string(name: string): Promise<string>;
    json(name: string): Promise<any>;
    close(): Promise<void>;
    static open(filename: string, readonly?: boolean): Promise<Package>;
    static create(filename: string, name?: string): Promise<Package>;
}
export declare function readIndex(fd: fs.FileHandle): Promise<{
    index: PkgIndex;
    start: number;
}>;
declare const Default: Readonly<{
    Package: typeof Package;
}>;
export default Default;