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archive-type

archive-type Build Status

Detect the archive type of a Buffer/Uint8Array

See archive-type-cli for the command-line version.

Install

$ npm install --save archive-type

Usage

var readFileSync = require('fs').readFileSync;
var archiveType = require('archive-type');
 
archiveType(readFileSync('foo.zip'));
//=> {ext: 'zip', mime: 'application/zip'} 

API

archiveType(buf)

Returns 7z, bz2, gz, rar, tar, zip, xz or false.

buf

Type: buffer (Node.js), uint8array

It only needs the first 261 bytes.

License

MIT © Kevin Mårtensson