client/config/webpack.prod.js

   1 /**
   2  * @author: @AngularClass
   3  */
   4
   5 const helpers = require('./helpers')
   6 const webpackMerge = require('webpack-merge') // used to merge webpack configs
   7 const commonConfig = require('./webpack.common.js') // the settings that are common to prod and dev
   8
   9 /**
  10  * Webpack Plugins
  11  */
  12 const DefinePlugin = require('webpack/lib/DefinePlugin')
  13 const DedupePlugin = require('webpack/lib/optimize/DedupePlugin')
  14 const UglifyJsPlugin = require('webpack/lib/optimize/UglifyJsPlugin')
  15 const CompressionPlugin = require('compression-webpack-plugin')
  16 const WebpackMd5Hash = require('webpack-md5-hash')
  17
  18 /**
  19  * Webpack Constants
  20  */
  21 const ENV = process.env.NODE_ENV = process.env.ENV = 'production'
  22 const HOST = process.env.HOST || 'localhost'
  23 const PORT = process.env.PORT || 8080
  24 const METADATA = webpackMerge(commonConfig.metadata, {
  25   host: HOST,
  26   port: PORT,
  27   ENV: ENV,
  28   HMR: false
  29 })
  30
  31 module.exports = webpackMerge(commonConfig, {
  32   /**
  33    * Switch loaders to debug mode.
  34    *
  35    * See: http://webpack.github.io/docs/configuration.html#debug
  36    */
  37   debug: false,
  38
  39   /**
  40    * Developer tool to enhance debugging
  41    *
  42    * See: http://webpack.github.io/docs/configuration.html#devtool
  43    * See: https://github.com/webpack/docs/wiki/build-performance#sourcemaps
  44    */
  45   devtool: 'source-map',
  46
  47   /**
  48    * Options affecting the output of the compilation.
  49    *
  50    * See: http://webpack.github.io/docs/configuration.html#output
  51    */
  52   output: {
  53     /**
  54      * The output directory as absolute path (required).
  55      *
  56      * See: http://webpack.github.io/docs/configuration.html#output-path
  57      */
  58     path: helpers.root('dist'),
  59
  60     /**
  61      * Specifies the name of each output file on disk.
  62      * IMPORTANT: You must not specify an absolute path here!
  63      *
  64      * See: http://webpack.github.io/docs/configuration.html#output-filename
  65      */
  66     filename: '[name].[chunkhash].bundle.js',
  67
  68     /**
  69      * The filename of the SourceMaps for the JavaScript files.
  70      * They are inside the output.path directory.
  71      *
  72      * See: http://webpack.github.io/docs/configuration.html#output-sourcemapfilename
  73      */
  74     sourceMapFilename: '[name].[chunkhash].bundle.map',
  75
  76     /**
  77      * The filename of non-entry chunks as relative path
  78      * inside the output.path directory.
  79      *
  80      * See: http://webpack.github.io/docs/configuration.html#output-chunkfilename
  81      */
  82     chunkFilename: '[id].[chunkhash].chunk.js'
  83
  84   },
  85
  86   /**
  87    * Add additional plugins to the compiler.
  88    *
  89    * See: http://webpack.github.io/docs/configuration.html#plugins
  90    */
  91   plugins: [
  92
  93     /**
  94      * Plugin: WebpackMd5Hash
  95      * Description: Plugin to replace a standard webpack chunkhash with md5.
  96      *
  97      * See: https://www.npmjs.com/package/webpack-md5-hash
  98      */
  99     new WebpackMd5Hash(),
 100
 101     /**
 102      * Plugin: DedupePlugin
 103      * Description: Prevents the inclusion of duplicate code into your bundle
 104      * and instead applies a copy of the function at runtime.
 105      *
 106      * See: https://webpack.github.io/docs/list-of-plugins.html#defineplugin
 107      * See: https://github.com/webpack/docs/wiki/optimization#deduplication
 108      */
 109     new DedupePlugin(),
 110
 111     /**
 112      * Plugin: DefinePlugin
 113      * Description: Define free variables.
 114      * Useful for having development builds with debug logging or adding global constants.
 115      *
 116      * Environment helpers
 117      *
 118      * See: https://webpack.github.io/docs/list-of-plugins.html#defineplugin
 119      */
 120     // NOTE: when adding more properties make sure you include them in custom-typings.d.ts
 121     new DefinePlugin({
 122       'ENV': JSON.stringify(METADATA.ENV),
 123       'HMR': METADATA.HMR,
 124       'process.env': {
 125         'ENV': JSON.stringify(METADATA.ENV),
 126         'NODE_ENV': JSON.stringify(METADATA.ENV),
 127         'HMR': METADATA.HMR
 128       }
 129     }),
 130
 131     /**
 132      * Plugin: UglifyJsPlugin
 133      * Description: Minimize all JavaScript output of chunks.
 134      * Loaders are switched into minimizing mode.
 135      *
 136      * See: https://webpack.github.io/docs/list-of-plugins.html#uglifyjsplugin
 137      */
 138     // NOTE: To debug prod builds uncomment //debug lines and comment //prod lines
 139     new UglifyJsPlugin({
 140       // beautify: true, //debug
 141       // mangle: false, //debug
 142       // dead_code: false, //debug
 143       // unused: false, //debug
 144       // deadCode: false, //debug
 145       // compress: {
 146       //   screw_ie8: true,
 147       //   keep_fnames: true,
 148       //   drop_debugger: false,
 149       //   dead_code: false,
 150       //   unused: false
 151       // }, // debug
 152       // comments: true, //debug
 153
 154       beautify: false, // prod
 155
 156       mangle: {
 157         screw_ie8: true,
 158         keep_fnames: true
 159       }, // prod
 160
 161       compress: {
 162         screw_ie8: true
 163       }, // prod
 164
 165       comments: false // prod
 166     }),
 167
 168     /**
 169      * Plugin: CompressionPlugin
 170      * Description: Prepares compressed versions of assets to serve
 171      * them with Content-Encoding
 172      *
 173      * See: https://github.com/webpack/compression-webpack-plugin
 174      */
 175     new CompressionPlugin({
 176       regExp: /\.css$|\.html$|\.js$|\.map$/,
 177       threshold: 2 * 1024
 178     })
 179
 180   ],
 181
 182   /**
 183    * Static analysis linter for TypeScript advanced options configuration
 184    * Description: An extensible linter for the TypeScript language.
 185    *
 186    * See: https://github.com/wbuchwalter/tslint-loader
 187    */
 188   tslint: {
 189     emitErrors: true,
 190     failOnHint: true,
 191     resourcePath: 'src'
 192   },
 193
 194   /**
 195    * Html loader advanced options
 196    *
 197    * See: https://github.com/webpack/html-loader#advanced-options
 198    */
 199   // TODO: Need to workaround Angular 2's html syntax => #id [bind] (event) *ngFor
 200   htmlLoader: {
 201     minimize: true,
 202     removeAttributeQuotes: false,
 203     caseSensitive: true,
 204     customAttrSurround: [
 205       [/#/, /(?:)/],
 206       [/\*/, /(?:)/],
 207       [/\[?\(?/, /(?:)/]
 208     ],
 209     customAttrAssign: [/\)?\]?=/]
 210   },
 211
 212   /*
 213    * Include polyfills or mocks for various node stuff
 214    * Description: Node configuration
 215    *
 216    * See: https://webpack.github.io/docs/configuration.html#node
 217    */
 218   node: {
 219     global: 'window',
 220     crypto: 'empty',
 221     process: false,
 222     module: false,
 223     clearImmediate: false,
 224     setImmediate: false
 225   }
 226
 227 })