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const style = require('ansi-styles');
const express = require('express');

const hello = () =>` 
  ${style.green.open}Hello Green!${style.green.close}
  ${style.red.open}Hello Red!${style.red.close}
`;

const app = express();
app.get('/hello', (req, res) => {

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diff --git a/cppsrc/Samples/classexample.cpp b/cppsrc/Samples/classexample.cpp
index 8dfa3cc..834f7ea 100644
--- a/cppsrc/Samples/classexample.cpp
+++ b/cppsrc/Samples/classexample.cpp
@@ -22,8 +22,17 @@ ClassExample::ClassExample(const Napi::CallbackInfo& info) : Napi::ObjectWrap<Cl
   Napi::HandleScope scope(env);
 
   int length = info.Length();
-  if (length != 1 || !info[0].IsNumber()) {
-    Napi::TypeError::New(env, "Number expected").ThrowAsJavaScriptException();

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diff --git a/binding.gyp b/binding.gyp
index 2d188af..031bf18 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -5,7 +5,9 @@
         "cflags_cc!": [ "-fno-exceptions" ],
         "sources": [
             "cppsrc/main.cpp",
-            "cppsrc/Samples/functionexample.cpp"
+            "cppsrc/Samples/functionexample.cpp",

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/* cppsrc/Samples/classexample.cpp */

#include "classexample.h"

Napi::FunctionReference ClassExample::constructor;

Napi::Object ClassExample::Init(Napi::Env env, Napi::Object exports) {
  Napi::HandleScope scope(env);

  Napi::Function func = DefineClass(env, "ClassExample", {

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/* cppsrc/Samples/actualclass.cpp */

#include "actualclass.h"

ActualClass::ActualClass(double value){
    this->value_ = value;
}

double ActualClass::getValue()
{

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diff --git a/cppsrc/Samples/functionexample.cpp b/cppsrc/Samples/functionexample.cpp
index 0bd9bc2..37b7eb9 100644
--- a/cppsrc/Samples/functionexample.cpp
+++ b/cppsrc/Samples/functionexample.cpp
@@ -4,13 +4,33 @@ std::string functionexample::hello(){
     return "Hello World";
 }
 
+int functionexample::add(int a, int b){
+  return a + b;

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diff --git a/binding.gyp b/binding.gyp
index 23b9976..2d188af 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -4,7 +4,8 @@
         "cflags!": [ "-fno-exceptions" ],
         "cflags_cc!": [ "-fno-exceptions" ],
         "sources": [
-            "cppsrc/main.cpp"
+            "cppsrc/main.cpp",

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//index.js
const testAddon = require('./build/Release/testaddon.node');

module.exports = testAddon;

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node_modules
*.log
build

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const path = require('path');
const childProcess = require('child_process');
const process = require('process');
const shelljs = require('shelljs');

const startServerInNewWindow = () => {
  const scriptFile = /^win/.test(process.platform) ?
    'startCommand.bat' :
    'startCommand.command';