NickNaso

{
  "targets": [
    {
      "target_name": "example_addon",
      "sources": [ "example_addon.c" ],
      "include_dirs": [ "<!@(node -p \"require('node-addon-api').include\")" ],
      "dependencies": [ "<!@(node -p \"require('node-addon-api').gyp\")" ]
    }
  ]
}

NickNaso

Here's how you could create custom error classes in Node.js using latest ES6 / ES2015 syntax.

I've tried to make it as lean and unobtrusive as possible.

Defining our own base class for errors

errors/AppError.js

NickNaso

/* test load from stream
 *
 * compile with:
 *
 *      gcc -g -Wall load-from-stream.c `pkg-config vips --cflags --libs`
 *
 * test with:
 *
 *      cat k2.jpg k4.jpg | ./a.out
 */

NickNaso

'use strict'

const { EventEmitter } = require('events')

function print(evt) {
  console.log('#####')
  console.log('Event: ', evt.name)
  if (evt.data) {
    console.log(evt.data)
  }

NickNaso

#!/bin/bash

echo "Node Linux Installer by www.github.com/taaem"
echo "Need Root for installing NodeJS"
sudo sh -c 'echo "Got Root!"' 

echo "Get Latest Version Number..."
{
wget --output-document=node-updater.html https://nodejs.org/dist/latest/

NickNaso

git branch -m old_branch new_branch         # Rename branch locally    
git push origin :old_branch                 # Delete the old branch    
git push --set-upstream origin new_branch   # Push the new branch, set local branch to track the new remote

NickNaso

'use strict'

const EventEmitter = require('events').EventEmitter
const addon = require('bindings')('emit_from_cpp')

const emitter = new EventEmitter()

emitter.on('start', () => {
    console.log('### START ...')
})

NickNaso

#include<napi.h>

#include <chrono>
#include <thread>
#include <iostream>

Napi::Value CallEmit(const Napi::CallbackInfo& info) {
    Napi::Env env = info.Env();
    Napi::Function emit = info[0].As<Napi::Function>();
    emit.Call({Napi::String::New(env, "start")});

NickNaso

'use strict'

const EventEmitter = require('events').EventEmitter
const NativeEmitter = require('bindings')('native_emitter').NativeEmitter
const inherits = require('util').inherits

inherits(NativeEmitter, EventEmitter)

const emitter = new NativeEmitter()

NickNaso

#include <chrono>
#include <thread>
#include <iostream>

#include "native-emitter.h"

Napi::FunctionReference NativeEmitter::constructor;

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