webpack.prod.conf.js 5.1 KB

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  1. 'use strict'
  2. const path = require('path')
  3. const utils = require('./utils')
  4. const webpack = require('webpack')
  5. const config = require('../config')
  6. const merge = require('webpack-merge')
  7. const baseWebpackConfig = require('./webpack.base.conf')
  8. const CopyWebpackPlugin = require('copy-webpack-plugin')
  9. const HtmlWebpackPlugin = require('html-webpack-plugin')
  10. const ExtractTextPlugin = require('extract-text-webpack-plugin')
  11. const OptimizeCSSPlugin = require('optimize-css-assets-webpack-plugin')
  12. const UglifyJsPlugin = require('uglifyjs-webpack-plugin')
  13. const env = process.env.NODE_ENV === 'testing'
  14. ? require('../config/test.env')
  15. : require('../config/prod.env')
  16. const webpackConfig = merge(baseWebpackConfig, {
  17. module: {
  18. rules: utils.styleLoaders({
  19. sourceMap: config.build.productionSourceMap,
  20. extract: true,
  21. usePostCSS: true
  22. })
  23. },
  24. devtool: config.build.productionSourceMap ? config.build.devtool : false,
  25. output: {
  26. path: config.build.assetsRoot,
  27. filename: utils.assetsPath('js/[name].[chunkhash].js'),
  28. chunkFilename: utils.assetsPath('js/[id].[chunkhash].js'),
  29. publicPath: './'
  30. },
  31. plugins: [
  32. // http://vuejs.github.io/vue-loader/en/workflow/production.html
  33. new webpack.DefinePlugin({
  34. 'process.env': env
  35. }),
  36. new UglifyJsPlugin({
  37. uglifyOptions: {
  38. compress: {
  39. warnings: false
  40. }
  41. },
  42. sourceMap: config.build.productionSourceMap,
  43. parallel: true
  44. }),
  45. // extract css into its own file
  46. new ExtractTextPlugin({
  47. filename: utils.assetsPath('css/[name].[contenthash].css'),
  48. // Setting the following option to `false` will not extract CSS from codesplit chunks.
  49. // Their CSS will instead be inserted dynamically with style-loader when the codesplit chunk has been loaded by webpack.
  50. // It's currently set to `true` because we are seeing that sourcemaps are included in the codesplit bundle as well when it's `false`,
  51. // increasing file size: https://github.com/vuejs-templates/webpack/issues/1110
  52. allChunks: true,
  53. }),
  54. // Compress extracted CSS. We are using this plugin so that possible
  55. // duplicated CSS from different components can be deduped.
  56. new OptimizeCSSPlugin({
  57. cssProcessorOptions: config.build.productionSourceMap
  58. ? { safe: true, map: { inline: false } }
  59. : { safe: true }
  60. }),
  61. // generate dist index.html with correct asset hash for caching.
  62. // you can customize output by editing /index.html
  63. // see https://github.com/ampedandwired/html-webpack-plugin
  64. new HtmlWebpackPlugin({
  65. filename: process.env.NODE_ENV === 'testing'
  66. ? 'index.html'
  67. : config.build.index,
  68. template: 'index.html',
  69. inject: true,
  70. minify: {
  71. removeComments: true,
  72. collapseWhitespace: true,
  73. removeAttributeQuotes: true
  74. // more options:
  75. // https://github.com/kangax/html-minifier#options-quick-reference
  76. },
  77. // necessary to consistently work with multiple chunks via CommonsChunkPlugin
  78. chunksSortMode: 'dependency'
  79. }),
  80. // keep module.id stable when vendor modules does not change
  81. new webpack.HashedModuleIdsPlugin(),
  82. // enable scope hoisting
  83. new webpack.optimize.ModuleConcatenationPlugin(),
  84. // split vendor js into its own file
  85. new webpack.optimize.CommonsChunkPlugin({
  86. name: 'vendor',
  87. minChunks (module) {
  88. // any required modules inside node_modules are extracted to vendor
  89. return (
  90. module.resource &&
  91. /\.js$/.test(module.resource) &&
  92. module.resource.indexOf(
  93. path.join(__dirname, '../node_modules')
  94. ) === 0
  95. )
  96. }
  97. }),
  98. // extract webpack runtime and module manifest to its own file in order to
  99. // prevent vendor hash from being updated whenever app bundle is updated
  100. new webpack.optimize.CommonsChunkPlugin({
  101. name: 'manifest',
  102. minChunks: Infinity
  103. }),
  104. // This instance extracts shared chunks from code splitted chunks and bundles them
  105. // in a separate chunk, similar to the vendor chunk
  106. // see: https://webpack.js.org/plugins/commons-chunk-plugin/#extra-async-commons-chunk
  107. new webpack.optimize.CommonsChunkPlugin({
  108. name: 'app',
  109. async: 'vendor-async',
  110. children: true,
  111. minChunks: 3
  112. }),
  113. // copy custom static assets
  114. new CopyWebpackPlugin([
  115. {
  116. from: path.resolve(__dirname, '../static'),
  117. to: config.build.assetsSubDirectory,
  118. ignore: ['.*']
  119. }
  120. ])
  121. ]
  122. })
  123. if (config.build.productionGzip) {
  124. const CompressionWebpackPlugin = require('compression-webpack-plugin')
  125. webpackConfig.plugins.push(
  126. new CompressionWebpackPlugin({
  127. asset: '[path].gz[query]',
  128. algorithm: 'gzip',
  129. test: new RegExp(
  130. '\\.(' +
  131. config.build.productionGzipExtensions.join('|') +
  132. ')$'
  133. ),
  134. threshold: 10240,
  135. minRatio: 0.8
  136. })
  137. )
  138. }
  139. if (config.build.bundleAnalyzerReport) {
  140. const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin
  141. webpackConfig.plugins.push(new BundleAnalyzerPlugin())
  142. }
  143. module.exports = webpackConfig