mymodule.js

exports.helloWorld = function () {
	return ("hello world");
	}

package.json

{
	"name": "requirefromstringtest",
	"description": "Test requirefromstring package.",
	"author": "Dave Winer <dave@scripting.com>",
	"version": "0.4.0",
	"scripts": {
		"start": "node test.js"
		},
	"dependencies" : {
		"require-from-string": "*"
		}, 
	"license": "MIT",
	"engines": {
		"node": "*"
		}
	}

test.js

const fs = require ("fs"); 
const requireFromString = require ("require-from-string");

fs.readFile ("mymodule.js", function (err, moduletext) {
	var val = requireFromString (moduletext.toString ()).helloWorld ();
	console.log (val);
	});