so-39780378 making-moment-injectable-in-angular2

<!DOCTYPE html>
<html>

<head>
  <title>so-39780378 demo</title>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">

  <!-- 1. Load libraries -->
  <!-- Polyfill(s) for older browsers -->
  <script src="https://unpkg.com/core-js/client/shim.min.js"></script>

  <script src="https://unpkg.com/zone.js@0.6.25?main=browser"></script>
  <script src="https://unpkg.com/reflect-metadata@0.1.3"></script>
  <script src="https://unpkg.com/systemjs@0.19.27/dist/system.src.js"></script>

  <!-- 2. Configure SystemJS -->
  <script src="systemjs.config.js"></script>
  <script>
    System.import('app').catch(function(err) {
      console.error(err);
    });
  </script>
</head>

<!-- 3. Display the application -->
<body>
  <app-root>so-39780378 demo ...</app-root>
</body>
</html>

import {Component, OnInit} from '@angular/core';
import {bootstrap} from '@angular/platform-browser-dynamic';
import { MomentService } from './moment.service';

@Component({
  selector: 'app-root',
  template: `
    <p>{{title}}</p>
    <p>momentMsg: {{momentMsg}}</p>
  `
})
export class AppComponent implements OnInit {
  title='http://stackoverflow.com/questions/39780378/making-moment-injectable-in-angular2';

  momentMsg = this.ms.moment("20111031", "YYYYMMDD").toString();

  constructor(private ms: MomentService){
  }
  
  ngOnInit(){ }
}

(function(global) {
  System.config({
    transpiler: 'ts',
    typescriptOptions: {
      experimentalDecorators: true,
      emitDecoratorMetadata: true
    },
    paths: {
      'npm:': 'https://unpkg.com/'
    },
    map: {
      app: 'app',

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

      // other libraries
      rxjs: 'npm:rxjs',
      ts: "npm:plugin-typescript/lib/plugin.js",
      typescript: 'npm:typescript/lib/',
      moment: 'npm:moment/moment.js',
    },
    // packages tells the System loader how to load when no filename and/or no extension
    packages: {
      '.': {
        defaultExtension: 'ts'
      },
      app: {
        main: './main.ts',
        defaultExtension: 'ts'
      },
      rxjs: {
        defaultExtension: 'js'
      },
      typescript: {
        main: "typescript.js",
        meta: {
          "typescript.js": {
            exports: "ts"
          }
        }
      }
    }
  });
})(this);

import {platformBrowserDynamic} from '@angular/platform-browser-dynamic';
import {BrowserModule} from '@angular/platform-browser';
import {NgModule} from '@angular/core';
import {AppComponent} from './app.component';
import { MomentService } from './moment.service';

@NgModule({

  imports: [
    BrowserModule
  ],

  declarations: [AppComponent],
  bootstrap: [AppComponent],
  providers: [MomentService]
})
export class PlunkerAppModule {}

platformBrowserDynamic().bootstrapModule(PlunkerAppModule);

import { Injectable } from '@angular/core';

import m from 'moment';
// Following is the correct syntex, but does not work in plunker
//import * as m from 'moment';

@Injectable()
export class MomentService {
  moment = m;
}