is-binary-path 
Check if a file path is a binary file
Install
$ npm install is-binary-path
Usage
const isBinaryPath = require('is-binary-path');
isBinaryPath('source/unicorn.png');
//=> true
isBinaryPath('source/unicorn.txt');
//=> false
Related
- binary-extensions - List of binary file extensions
 - is-text-path - Check if a filepath is a text file
 
License
MIT © Sindre Sorhus, Paul Miller