download from url nodejs

download from url.js

const fs = require('fs');
const request = require('request');
let download = (url, dest) => {
    const file = fs.createWriteStream(dest);
    const sendReq = request.get(url);
    sendReq.on('response', (response) => {
        sendReq.pipe(file);
    });
    file.on('finish', () => file.close());
    sendReq.on('error', (err) => {
        throw new Error(err.message)
    });
    file.on('error', (err) => { 
	throw new Error(err.message)
    });
};