Pure http Node.js to call a remote REST API.

request.js

var http = require('http');
var url = require('url');

var urlAPI = "http://jsonplaceholder.typicode.com/comments";
var urlParts = url.parse(urlAPI);

var options = {
	protocol: urlParts.protocol,
	hostname: urlParts.host,
	port: urlParts.port || 80,
	method: 'GET',
	path: urlParts.path
};

var req = http.request(options, function(res){
	var data = "";
	res.on('data', function(d){
		data += d;
	})
	res.on('end', function(){
		var comments = null;
		try{
			comments = JSON.parse(data);
		}catch(err){
			console.log("Cannot convert to JSON");
		}
		if(comments){
			console.log("Total comments " + comments.length);
			console.log("First comment");
			console.log(comments[0]);
		}
	})
})

req.on('error', function(err){
	console.log(err);
})

req.end();