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+'use strict'
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+const path = require('path')
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+const utils = require('./utils')
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+const webpack = require('webpack')
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+const config = require('../config')
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+const merge = require('webpack-merge')
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+const baseWebpackConfig = require('./webpack.base.conf')
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+const CopyWebpackPlugin = require('copy-webpack-plugin')
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+const HtmlWebpackPlugin = require('html-webpack-plugin')
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+const ExtractTextPlugin = require('extract-text-webpack-plugin')
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+const OptimizeCSSPlugin = require('optimize-css-assets-webpack-plugin')
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+const UglifyJsPlugin = require('uglifyjs-webpack-plugin')
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+
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+const env = process.env.NODE_ENV === 'testing'
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+ ? require('../config/test.env')
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+ : require('../config/prod.env.en')
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+
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+const webpackConfig = merge(baseWebpackConfig, {
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+ module: {
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+ rules: [...utils.styleLoaders({
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+ sourceMap: config.build.productionSourceMap,
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+ extract: true,
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+ usePostCSS: true
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+ })
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+ ]
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+ },
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+ devtool: config.build.productionSourceMap ? config.build.devtool : false,
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+ output: {
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+ path: config.build.assetsRoot,
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+ filename: utils.assetsPath('js/[name].[chunkhash].js'),
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+ chunkFilename: utils.assetsPath('js/[id].[chunkhash].js')
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+ },
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+ plugins: [
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+ // http://vuejs.github.io/vue-loader/en/workflow/production.html
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+ new webpack.DefinePlugin({
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+ 'process.env': env
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+ }),
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+ new UglifyJsPlugin({
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+ uglifyOptions: {
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+ compress: {
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+ warnings: false
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+ }
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+ },
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+ sourceMap: config.build.productionSourceMap,
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+ parallel: true
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+ }),
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+ // extract css into its own file
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+ new ExtractTextPlugin({
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+ filename: utils.assetsPath('css/[name].[contenthash].css'),
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+ // Setting the following option to `false` will not extract CSS from codesplit chunks.
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+ // Their CSS will instead be inserted dynamically with style-loader when the codesplit chunk has been loaded by webpack.
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+ // It's currently set to `true` because we are seeing that sourcemaps are included in the codesplit bundle as well when it's `false`,
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+ // increasing file size: https://github.com/vuejs-templates/webpack/issues/1110
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+ allChunks: true,
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+ }),
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+ // Compress extracted CSS. We are using this plugin so that possible
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+ // duplicated CSS from different components can be deduped.
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+ new OptimizeCSSPlugin({
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+ cssProcessorOptions: config.build.productionSourceMap
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+ ? { safe: true, map: { inline: false } }
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+ : { safe: true }
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+ }),
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+ // generate dist index.html with correct asset hash for caching.
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+ // you can customize output by editing /index.html
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+ // see https://github.com/ampedandwired/html-webpack-plugin
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+ new HtmlWebpackPlugin({
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+ filename: process.env.NODE_ENV === 'testing'
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+ ? 'index.html'
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+ : config.build.index,
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+ template: 'index.html',
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+ inject: true,
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+ minify: {
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+ removeComments: true,
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+ collapseWhitespace: true,
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+ removeAttributeQuotes: true
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+ // more options:
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+ // https://github.com/kangax/html-minifier#options-quick-reference
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+ },
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+ // necessary to consistently work with multiple chunks via CommonsChunkPlugin
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+ chunksSortMode: 'dependency'
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+ }),
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+ // keep module.id stable when vendor modules does not change
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+ new webpack.HashedModuleIdsPlugin(),
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+ // enable scope hoisting
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+ new webpack.optimize.ModuleConcatenationPlugin(),
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+ // split vendor js into its own file
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+ new webpack.optimize.CommonsChunkPlugin({
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+ name: 'vendor',
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+ minChunks (module) {
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+ // any required modules inside node_modules are extracted to vendor
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+ return (
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+ module.resource &&
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+ /\.js$/.test(module.resource) &&
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+ module.resource.indexOf(
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+ path.join(__dirname, '../node_modules')
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+ ) === 0
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+ )
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+ }
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+ }),
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+ // extract webpack runtime and module manifest to its own file in order to
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+ // prevent vendor hash from being updated whenever app bundle is updated
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+ new webpack.optimize.CommonsChunkPlugin({
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+ name: 'manifest',
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+ minChunks: Infinity
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+ }),
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+ // This instance extracts shared chunks from code splitted chunks and bundles them
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+ // in a separate chunk, similar to the vendor chunk
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+ // see: https://webpack.js.org/plugins/commons-chunk-plugin/#extra-async-commons-chunk
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+ new webpack.optimize.CommonsChunkPlugin({
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+ name: 'app',
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+ async: 'vendor-async',
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+ children: true,
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+ minChunks: 3
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+ }),
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+
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+ // copy custom static assets
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+ new CopyWebpackPlugin([
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+ {
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+ from: path.resolve(__dirname, '../static'),
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+ to: config.build.assetsSubDirectory,
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+ ignore: ['.*']
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+ }
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+ ]),
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+
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+ new CopyWebpackPlugin([
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+ {
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+ from: path.resolve(__dirname, '../main.html'),
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+ to: path.resolve(__dirname, '../../dist'),
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+ ignore: ['.*']
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+ }
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+ ])
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+ ]
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+})
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+
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+if (config.build.productionGzip) {
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+ const CompressionWebpackPlugin = require('compression-webpack-plugin')
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+
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+ webpackConfig.plugins.push(
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+ new CompressionWebpackPlugin({
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+ asset: '[path].gz[query]',
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+ algorithm: 'gzip',
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+ test: new RegExp(
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+ '\\.(' +
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+ config.build.productionGzipExtensions.join('|') +
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+ ')$'
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+ ),
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+ threshold: 10240,
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+ minRatio: 0.8
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+ })
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+ )
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+}
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+
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+if (config.build.bundleAnalyzerReport) {
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+ const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin
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+ webpackConfig.plugins.push(new BundleAnalyzerPlugin())
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+}
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+
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+module.exports = webpackConfig
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