Official Haxe NodeJS Type Definitions - example from https://github.com/HaxeFoundation/hxnodejs used in http://haxe.io/releases/3.2.0/

build.hxml

-lib hxnodejs
-js Main.js
-main Main

Main.hx

package;

import js.node.Net;

class Main {
	
	static function main() {
		var server = Net.createServer(function(socket) {
			socket.write("Echo server\n\n");
			socket.pipe(socket);
		});
		server.listen(1337, "127.0.0.1");
	}
	
}

Main.js

(function (console) { "use strict";
var Main = function() { };
Main.main = function() {
	var server = js_node_Net.createServer(function(socket) {
		socket.write("Echo server\n\n");
		socket.pipe(socket);
	});
	server.listen(1337,"127.0.0.1");
};
var js_node_Net = require("net");
Main.main();
})(typeof console != "undefined" ? console : {log:function(){}});