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Angular2 using webpack

Angular 2 webpack setup

Section titled “Angular 2 webpack setup”

webpack.config.js

const webpack = require("webpack")
const helpers = require('./helpers')
const path = require("path")
const WebpackNotifierPlugin = require('webpack-notifier');


module.exports = {


    // set entry point for your app module
    "entry": {
        "app": helpers.root("app/main.module.ts"),
    },


    // output files to dist folder
    "output": {
        "filename": "[name].js",
        "path": helpers.root("dist"),
        "publicPath": "/",
    },


    "resolve": {
        "extensions": ['.ts', '.js'],
    },


    "module": {
        "rules": [
            {
                "test": /\.ts$/,
                "loaders": [
                    {
                        "loader": 'awesome-typescript-loader',
                        "options": {
                            "configFileName": helpers.root("./tsconfig.json")
                        }
                    },
                    "angular2-template-loader"
                ]
            },
        ],
    },


    "plugins": [


        // notify when build is complete
        new WebpackNotifierPlugin({title: "build complete"}),


        // get reference for shims
        new webpack.DllReferencePlugin({
            "context": helpers.root("src/app"),
            "manifest": helpers.root("config/polyfills-manifest.json")
        }),


        // get reference of vendor DLL
        new webpack.DllReferencePlugin({
            "context": helpers.root("src/app"),
            "manifest": helpers.root("config/vendor-manifest.json")
        }),


        // minify compiled js
        new webpack.optimize.UglifyJsPlugin(),
    ],
}

vendor.config.js

const webpack = require("webpack")
const helpers = require('./helpers')
const path = require("path")


module.exports = {
    // specify vendor file where all vendors are imported
    "entry": {
        // optionally add your shims as well
        "polyfills": [helpers.root("src/app/shims.ts")],
        "vendor": [helpers.root("src/app/vendor.ts")],
    },


    // output vendor to dist
    "output": {
        "filename": "[name].js",
        "path": helpers.root("dist"),
        "publicPath": "/",
        "library": "[name]"
    },


    "resolve": {
        "extensions": ['.ts', '.js'],
    },


    "module": {
        "rules": [
            {
                "test": /\.ts$/,
                "loaders": [
                    {
                        "loader": 'awesome-typescript-loader',
                        "options": {
                            "configFileName": helpers.root("./tsconfig.json")
                        }
                    },
                ]
            },
        ],
    },


    "plugins": [


        // create DLL for entries
        new webpack.DllPlugin({
            "name": "[name]",
            "context": helpers.root("src/app"),
            "path": helpers.root("config/[name]-manifest.json")
        }),


        // minify generated js
        new webpack.optimize.UglifyJsPlugin(),
    ],
}

helpers.js

var path = require('path');


var _root = path.resolve(__dirname, '..');


function root(args) {
  args = Array.prototype.slice.call(arguments, 0);
  return path.join.apply(path, [_root].concat(args));
}


exports.root = root;

vendor.ts

import "@angular/platform-browser"
import "@angular/platform-browser-dynamic"
import "@angular/core"
import "@angular/common"
import "@angular/http"
import "@angular/router"
import "@angular/forms"
import "rxjs"

index.html

<!DOCTYPE html>
<html>
<head>
    <title>Angular 2 webpack</title>


    <script src="/dist/vendor.js" type="text/javascript"></script>
    <script src="/dist/app.js" type="text/javascript"></script>
</head>
<body>
    <app>loading...</app>
</body>
</html>

package.json

{
  "name": "webpack example",
  "version": "0.0.0",
  "description": "webpack",
  "scripts": {
    "build:webpack": "webpack --config config/webpack.config.js",
    "build:vendor": "webpack --config config/vendor.config.js",
    "watch": "webpack --config config/webpack.config.js --watch"
  },
  "devDependencies": {
    "@angular/common": "2.4.7",
    "@angular/compiler": "2.4.7",
    "@angular/core": "2.4.7",
    "@angular/forms": "2.4.7",
    "@angular/http": "2.4.7",
    "@angular/platform-browser": "2.4.7",
    "@angular/platform-browser-dynamic": "2.4.7",
    "@angular/router": "3.4.7",
    "webpack": "^2.2.1",
    "awesome-typescript-loader": "^3.1.2",
  },
  "dependencies": {
  }
}