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import {Component} from "@angular/core";
import { trigger, state, style} from "@angular/animations";
@Component({
    selector: 'app',
    animations:[
        trigger('signal', [
            state('go', style({
                'background-color':'green'
            }))
        ])
    ],
    styles:[`
.traffic-light{
    width: 100px;
    height: 100px;
    background-color: black;
}
`],
    template: `
<div
    [@signal]="'go'"
    class="traffic-light">
    
</div>
`
})
export class AppComponent {
}
export class AppModule { }
import {BrowserModule} from "@angular/platform-browser";
import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
import {AppComponent} from "./app.component";
import {NgModule} from "@angular/core";

@NgModule({
    imports:[
      BrowserModule,
      BrowserAnimationsModule],
    declarations:[AppComponent],
    bootstrap:[AppComponent]
})
export class AppModule{}
import { platformBrowserDynamic } from '@angular/platform-browser-dynamic';

import { AppModule } from './app.module';

platformBrowserDynamic().bootstrapModule(AppModule);
<!DOCTYPE html>
<html>
  <head>
    <title>Angular 2 Lessons</title>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">

    <script>
      var path = document.location.href.includes('plnkr')
              ? './'
              : '/';
      document.write('<base href="' + path + '"/>');
    </script>


    <link rel="stylesheet" href="styles.css">




    <script src="https://npmcdn.com/es6-shim@0.35.0/es6-shim.min.js"></script>

    <script src="https://npmcdn.com/zone.js@0.6.23?main=browser"></script>
    <script src="https://npmcdn.com/reflect-metadata@0.1.3"></script>
    <script src="https://npmcdn.com/systemjs@0.19.27/dist/system.src.js"></script>

    <script src="systemjs.config.js"></script>
    <script>
      System.import('app').catch(function(err){ console.error(err); });
    </script>
  </head>
  <body>
    <app>Loading...</app>
  </body>
</html>
{
  "name": "angular2-lessons",
  "version": "1.0.1",
  "description": "Angular 2 Lessons",
  "scripts": {
    "start": "echo 'These node packages are only for tooling/IDE. This repo is meant for online demos'",
    "live-server": "live-server --entry-file=index.html"
  },
  "contributors": [
    "John Lindquist"
  ],
  "license": "MIT",
  "dependencies": {
    "@angular/common": "4.2.2",
    "@angular/compiler": "4.2.2",
    "@angular/core": "4.2.2",
    "@angular/forms": "4.2.2",
    "@angular/http": "4.2.2",
    "@angular/platform-browser": "4.2.2",
    "@angular/platform-browser-dynamic": "4.2.2",
    "@angular/router": "4.2.2",
    "@angular/upgrade": "4.2.2",

    "systemjs": "0.20.14",
    "core-js": "^2.4.1",
    "reflect-metadata": "^0.1.3",
    "rxjs": "6.0.0-alpha.0",
    "zone.js": "^0.8.12",

    "angular2-in-memory-web-api": "0.0.21",
    "bootstrap": "^3.3.6"
  },
  "devDependencies": {
    "typescript": "^2.3.4",
    "typings": "^2.1.1"
  },
  "repository": {
    "type": "git",
    "url": "git+https://github.com/johnlindquist/angular2-lessons.git"
  },
  "bugs": {
    "url": "https://github.com/johnlindquist/angular2-lessons/issues"
  },
  "homepage": "https://github.com/johnlindquist/angular2-lessons#readme"
}
:root{
  font-family: Arial;
}
/**
 * WEB ANGULAR VERSION
 * (based on systemjs.config.js in angular.io)
 * System configuration for Angular samples
 * Adjust as necessary for your application needs.
 */
(function (global) {
  System.config({
    // DEMO ONLY! REAL CODE SHOULD NOT TRANSPILE IN THE BROWSER
    transpiler: 'ts',
    typescriptOptions: {
      // Complete copy of compiler options in standard tsconfig.json
      "emitDecoratorMetadata": true,
      "experimentalDecorators": true,
      "lib": [ "es2015", "dom" ],
      "module": "commonjs",
      "moduleResolution": "node",
      "noImplicitAny": true,
      "sourceMap": true,
      "suppressImplicitAnyIndexErrors": true,
      "target": "es5"
    },
    meta: {
      'typescript': {
        "exports": "ts"
      }
    },
    paths: {
      // paths serve as alias
      'npm:': 'https://unpkg.com/'
    },
    // map tells the System loader where to look for things
    map: {
      // our app is within the app folder
      app: 'app',

      // angular bundles
      '@angular/core': 'npm:@angular/core@4.2.2/bundles/core.umd.js',
      '@angular/common': 'npm:@angular/common@4.2.2/bundles/common.umd.js',
      '@angular/compiler': 'npm:@angular/compiler@4.2.2/bundles/compiler.umd.js',
      '@angular/platform-browser': 'npm:@angular/platform-browser@4.2.2/bundles/platform-browser.umd.js',
      '@angular/platform-browser-dynamic': 'npm:@angular/platform-browser-dynamic@4.2.2/bundles/platform-browser-dynamic.umd.js',
      '@angular/http': 'npm:@angular/http@4.2.2/bundles/http.umd.js',
      '@angular/router': 'npm:@angular/router@4.2.2/bundles/router.umd.js',
      '@angular/forms': 'npm:@angular/forms@4.2.2/bundles/forms.umd.js',
      '@angular/animations': 'npm:@angular/animations@4.2.2/bundles/animations.umd.js',
      '@angular/animations/browser': 'npm:@angular/animations@4.2.2/bundles/animations-browser.umd.js',
      '@angular/platform-browser/animations': 'npm:@angular/platform-browser@4.2.2/bundles/platform-browser-animations.umd.js',

      // other libraries
      'rxjs':                      'npm:rxjs@5.0.1',
      'ts':                        'npm:plugin-typescript@5.2.7/lib/plugin.js',
      'typescript':                'npm:typescript@2.2.1/lib/typescript.js',
    },
    // packages tells the System loader how to load when no filename and/or no extension
    packages: {
      app: {
        main: './main.ts',
        defaultExtension: 'ts'
      },
      rxjs: {
        defaultExtension: 'js'
      }
    }
  });

  if (!global.noBootstrap) { bootstrap(); }

  // Bootstrap the `AppModule`(skip the `app/main.ts` that normally does this)
  function bootstrap() {

    // Stub out `app/main.ts` so System.import('app') doesn't fail if called in the index.html
    System.set(System.normalizeSync('app/main.ts'), System.newModule({ }));

    // bootstrap and launch the app (equivalent to standard main.ts)
    Promise.all([
      System.import('@angular/platform-browser-dynamic'),
      System.import('app/app.module')
    ])
    .then(function (imports) {
      var platform = imports[0];
      var app      = imports[1];
      platform.platformBrowserDynamic().bootstrapModule(app.AppModule);
    })
    .catch(function(err){ console.error(err); });
  }

})(this);
{
  "compilerOptions": {
    "target": "es5",
    "module": "commonjs",
    "moduleResolution": "node",
    "sourceMap": true,
    "emitDecoratorMetadata": true,
    "experimentalDecorators": true,
    "removeComments": false,
    "noImplicitAny": true,
    "suppressImplicitAnyIndexErrors": true
  }
}