Fallback to use fs if webpack is not detected, should work on any other bundler that supports Node.js fs API

Author: rafi16jan

index.js

@@ -17,7 +17,7 @@ global.mpjsPrintStdout = stdout_print;
 global.formatString = (object) => object !== undefined ? JSON.stringify(object) : null
 
 const mp = require('./lib/micropython.js');
-if (typeof window === 'undefined' && typeof importScripts === 'undefined') {
+if (typeof webpackJsonp !== 'object') {
   browser = false;
   pyjs = require('fs').readFileSync(__dirname + '/js.py').toString();
 }

lib/micropython.js

@@ -76,12 +76,12 @@ var mainProgram = function()
 
 Module["onRuntimeInitialized"] = mainProgram;
 
-if (typeof window === 'undefined' && typeof importScripts === 'undefined') {
+if (typeof webpackJsonp !== 'object') {
   const file = require('fs').readFileSync(__dirname + '/micropython.binary');
   Module.emterpreterFile = file.buffer.slice(file.byteOffset, file.byteOffset + file.byteLength);
 }
 else {
-  Module.emterpreterFile = require('arraybuffer!./micropython.binary');
+  Module.emterpreterFile = require('!arraybuffer-loader!./micropython.binary');
 }
 // Copyright 2010 The Emscripten Authors.  All rights reserved.
 // Emscripten is available under two separate licenses, the MIT license and the