ExpressJS Series: Non-blocking middleware

expressjs-non-blocking-middleware-snippet.js

const myFirstMiddleware = function(req, res, next) {
 someHTTPRequestLibraryOrPUBSUBLibrary.postOrRequest('https://myexternalloggingserver.com/log', {body: req.path})
   .then((data)=>{
      console.log('Sent to logging server', data);
 }, (err) =>{
      console.log('Error Occured, log err to local file', err);
 })
 next();
};