Angular 2 and ng2-codemirror sample

<!DOCTYPE html>
<html>

  <head>
    <title>angular2 playground</title>
    
    <link rel="stylesheet" href="https://npmcdn.com/codemirror@latest/lib/codemirror.css" />
    <link rel="stylesheet" href="style.css" />
    
    <script src="https://npmcdn.com/zone.js@0.6.25"></script>
    <script src="https://npmcdn.com/reflect-metadata@0.1.8"></script>
    <script src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.19.39/system.js"></script>
    <script src="https://npmcdn.com/typescript@2.0.3/lib/typescript.js"></script>
    <script src="config.js"></script>
    <script>
    System.import('app')
      .catch(console.error.bind(console));
  </script>
  </head>

  <body>
    <my-app>
      Loading...
    </my-app>
  </body>

</html>

/* Styles go here */

body {
  font-family: Arial;
}

/**
 * PLUNKER VERSION (based on systemjs.config.js in angular.io)
 * System configuration for Angular 2 samples
 * Adjust as necessary for your application needs.
 * Override at the last minute with global.filterSystemConfig (as plunkers do)
 */
(function(global) {

  var ngVer = '@latest'; // lock in the angular package version; do not let it float to current!

  //map tells the System loader where to look for things
  var  map = {
    'app':                        'src', // 'dist',
    'rxjs':                       'https://npmcdn.com/rxjs',
    'angular2-in-memory-web-api': 'https://npmcdn.com/angular2-in-memory-web-api' // get latest
  };

  //packages tells the System loader how to load when no filename and/or no extension
  var packages = {
    'app':                        { main: 'main.ts',  defaultExtension: 'ts' },
    'rxjs':                       { defaultExtension: 'js' },
    'angular2-in-memory-web-api': { defaultExtension: 'js' },
  };

  var packageNames = [
      '@angular/common',
      '@angular/compiler',
      '@angular/core',
      '@angular/http',
      '@angular/platform-browser',
      '@angular/platform-browser-dynamic',
      '@angular/testing',
      '@angular/upgrade',
      '@angular/forms',
      '@angular/router',
  ];

  // add map entries for angular packages in the form '@angular/common': 'https://npmcdn.com/@angular/common@0.0.0-3'
  packageNames.forEach(function(pkgName) {
    map[pkgName] = 'https://npmcdn.com/' + pkgName + ngVer;
  });

  // add package entries for angular packages in the form '@angular/common': { main: 'index.js', defaultExtension: 'js' }
  /*packageNames.forEach(function(pkgName) {
    packages[pkgName] = { main: 'index.js', defaultExtension: 'js' };
  });*/
  
  // codemirror
  map['codemirror'] = 'https://npmcdn.com/codemirror@latest';
  packages['codemirror'] = { main: 'lib/codemirror.js', defaultExtension: 'js' };
  
  // ng2-codemirror
  map['ng2-codemirror'] = 'https://npmcdn.com/ng2-codemirror@next';
  packages['ng2-codemirror'] = { main: 'lib/index.js', defaultExtension: 'js' };

  var config = {
    transpiler: 'typescript',
    typescriptOptions: {
      emitDecoratorMetadata: true
    },
    map: map,
    packages: packages
  }

  // filterSystemConfig - index.html's chance to modify config before we register it.
  if (global.filterSystemConfig) { global.filterSystemConfig(config); }

  System.config(config);

})(this);


/*
Copyright 2016 Google Inc. All Rights Reserved.
Use of this source code is governed by an MIT-style license that
can be found in the LICENSE file at http://angular.io/license
*/

//main entry point
import {NgModule} from '@angular/core';
import {BrowserModule} from '@angular/platform-browser';
import {platformBrowserDynamic} from '@angular/platform-browser-dynamic';
import {FormsModule} from '@angular/forms';
import {App} from './app';

import {CodemirrorModule} from 'ng2-codemirror';

/**
 * App main module
 */
@NgModule({
  imports:      [
    BrowserModule,
    FormsModule,
    CodemirrorModule
  ],
  declarations: [
    App,
  ],
  bootstrap: [App]
})
export class AppModule { }

/**
 * Angular 2 bootstrap
 */
platformBrowserDynamic().bootstrapModule(AppModule);

//our root app component
import {Component} from '@angular/core';
import 'codemirror/mode/go/go'


@Component({
  selector: 'my-app',
  template: `
    <h1>Codemirror sample with Angular 2</h1>
    <codemirror [(ngModel)]="content" [config]="config"></codemirror>
  `,
})
export class App {
  constructor() {
    this.config = { lineNumbers: true, mode: 'text/x-go' };
    this.content = `// ... some code !
package main

import "fmt"

// Send the sequence 2, 3, 4, ... to channel 'ch'.
func generate(ch chan<- int) {
	for i := 2; ; i++ {
		ch <- i  // Send 'i' to channel 'ch'
	}
}`
  }
}