Filter out OS junk files like
.DS_StoreandThumbs.db
$ npm install --save junkvar fs = require('fs');
var junk = require('junk');
fs.readdir('path', function (err, files) {
console.log(files);
//=> ['.DS_Store', 'test.jpg']
console.log(files.filter(junk.not));
//=> ['test.jpg']
});Returns true if filename matches a junk file.
Returns true if filename doesn't match a junk file.
The regex used for matching.
MIT © Sindre Sorhus