changing multiple files' name

changeName.js

const fs = require('fs');
const path = require('path');

fs.readdir('./icons', (err, files) => {
    if (err) {
        return;
    }

    for (const file of files) {
        console.log(file);
        // console.log(__dirname);
        const target = path.join(__dirname, `icons/${file}`);
        const newPath = path.join(__dirname, `icons/Category${file}`);
        fs.rename(target, newPath, err => {
            if (err) {
                console.log(err);
                throw err;
            }
            console.log('Renaming', file, 'to', `Category${file}`);
        });
    }
});