archive-type

archive-type

Detect the archive type of a Buffer/Uint8Array

Install

$ npm install --save archive-type

Usage

const archiveType = require('archive-type');
const readChunk = require('read-chunk');
const buffer = readChunk.sync('unicorn.zip', 0, 262);

archiveType(buffer);
//=> {ext: 'zip', mime: 'application/zip'}

API

archiveType(input)

Returns an Object with:

• ext - One of the supported file types
• mime - The MIME type

Or null when no match.

input

Type: Buffer Uint8Array

It only needs the first 262 bytes.

Supported file types

• 7z
• bz2
• gz
• rar
• tar
• zip
• xz
• gz

Related

• archive-type-cli - CLI for this module

License

MIT © Kevin Mårtensson

Similar packages

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file-type

The file-type package is used to detect the file type of a Buffer/Uint8Array/ArrayBuffer. It supports a wide range of file types, including archives, images, videos, and more. Compared to archive-type, file-type offers broader file type detection capabilities.

detect-file-type

The detect-file-type package is another library for detecting file types from a buffer. It supports various file formats, including archives. While similar to archive-type, it also provides additional functionalities for detecting other file types.