Super Simple Nodejs HTTP Server

server.js

var http = require('http');
var fs = require('fs');
server = {}
/**
 *  Builds a url from the array object <b>path</b>. If anything needs to be appended to the path please add it in <b>file</b>
 * @param file Any directories that need to be prepended to the string of the resource
 * @param path An array of items that will be used to construct the url
 * @author <a href="mailto:coreystubbs@microbialdev.com">Corey Stubbs</a>
 * @since 0.1
 */
buildFileUrl = function(file, path){
	for(var i = 1; i < path.length; i++){
		file += path[i];
		if(i != path.length - 1)
			file += "\\";
	}
	// If they only provided the directory serve index.html
	if((path.length == 3 && path[2] == "") || (path.length == 2)){
		file += "\\index.html";
	} 
	console.log("File is " + file);
	return file;
},

/**
 *  Serves a resouce found within the docs directory 
 * @param res The response object that will write to the client
 * @param path The system path to the resource within the docs directory
 * @author <a href="mailto:coreystubbs@microbialdev.com">Corey Stubbs</a>
 * @since 0.1
 */
serveDocs  = function(res,path){
	// TODO Check to see if the file returned is the correct one
	try{
		var file = buildFileUrl(process.cwd()+"\\", path);
		var contents = fs.readFileSync(file,'utf-8');
		res.writeHead(200, {'Content-Type': 'text/html'});
		res.end(contents);
	} catch(e){
		console.log(e);
		serve404(res,path);
	}
},
	
/**
 * Serves a 404 resource not found error
 * @param res The response object that will write to the client.
 * @param path The path to the resource that is not found
 * @author <a href="mailto:coreystubbs@microbialdev.com">Corey Stubbs</a>
 * @since 0.1
 */
serve404 = function(res, path){
	res.writeHead(404, {'Content-Type': 'text/html'});
	res.end("Resource not found.");
	console.log("Could not find path" + path);
},
		
/**
 *  Should be called within the catch block of a try-catch block.
 * @param res The response object that will write to the client
 * @param e The exception caught in the try-catch block
 * @author <a href="mailto:coreystubbs@microbialdev.com">Corey Stubbs</a>
 * @since 0.1
 */
serve500 = function(res,e){
	res.writeHead(500, {'Content-Type': 'text/html'});
	res.write("Internal Server Error.");
	res.end(e.toString());
},

startServer = function(){
	console.log(process.cwd());
	http.createServer(function(req,res){
			var url  = require('url');
			var fullUrl = url.parse(req.url, true);
			var path = fullUrl.pathname.split("/");
			serveDocs(res,path);
			}).listen(8080, "127.0.0.1");
}		

startServer();