Change public Gist that dumps HTTP request and print direct to console instead of writing into file

httprequestdump.js

'use strict';

let fs = require('fs'),
	http = require('http'),

	HOSTNAME =process.env.HOSTNAME || '0.0.0.0',
	PORT = process.env.PORT || 8080,

	ACK_HTTP_CODE = 200,
	ACK_CONTENT_TYPE = 'text/plain',
	ACK_MESSAGE = 'HELLO';


{
	let server = http.createServer((request,response) => {

		let requestDataSlabList = [],
			httpMethod = request.method.toUpperCase(),
			requestURI = request.url;

		console.log(`Incoming request\nMethod: ${httpMethod}\nURI: ${requestURI}`);

		request.on('data',(data) => {
			requestDataSlabList.push(data);
		});

		request.on('end',(data) => {
			response.writeHead(
				ACK_HTTP_CODE,
				{'Content-Type': ACK_CONTENT_TYPE}
			);

			response.end(`${ACK_MESSAGE}\n`);

			let headerItemList = [],
				dataSlab = requestDataSlabList.join('');

			for (let headerItem of Object.keys(request.headers).sort()) {
				headerItemList.push(`\t${headerItem}: ${request.headers[headerItem]}`);
			}

			console.log(`Method: ${httpMethod}\nURI: ${requestURI}\n` +
				`Headers:\n${headerItemList.join('\n')}\n\n${dataSlab}\n\n\n`)
		});
	});

	console.log(`Listening on ${HOSTNAME}:${PORT}\n`);
	server.listen(PORT,HOSTNAME);
}