const cssnano = require('cssnano'); const fastGlob = require('fast-glob'); const FixStyleOnlyEntriesPlugin = require('webpack-fix-style-only-entries'); const MiniCssExtractPlugin = require('mini-css-extract-plugin'); const MonacoWebpackPlugin = require('monaco-editor-webpack-plugin'); const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin'); const PostCSSPresetEnv = require('postcss-preset-env'); const PostCSSSafeParser = require('postcss-safe-parser'); const SpriteLoaderPlugin = require('svg-sprite-loader/plugin'); const TerserPlugin = require('terser-webpack-plugin'); const VueLoaderPlugin = require('vue-loader/lib/plugin'); const {statSync} = require('fs'); const {resolve, parse} = require('path'); const {SourceMapDevToolPlugin} = require('webpack'); const glob = (pattern) => fastGlob.sync(pattern, {cwd: __dirname, absolute: true}); const themes = {}; for (const path of glob('web_src/less/themes/*.less')) { themes[parse(path).name] = [path]; } const isProduction = process.env.NODE_ENV !== 'development'; module.exports = { mode: isProduction ? 'production' : 'development', entry: { index: [ resolve(__dirname, 'web_src/js/index.js'), resolve(__dirname, 'web_src/less/index.less'), ], swagger: [ resolve(__dirname, 'web_src/js/standalone/swagger.js'), ], jquery: [ resolve(__dirname, 'web_src/js/jquery.js'), ], serviceworker: [ resolve(__dirname, 'web_src/js/serviceworker.js'), ], icons: glob('node_modules/@primer/octicons/build/svg/**/*.svg'), ...themes, }, devtool: false, output: { path: resolve(__dirname, 'public'), filename: ({chunk}) => { // serviceworker can only manage assets below it's script's directory so // we have to put it in / instead of /js/ return chunk.name === 'serviceworker' ? '[name].js' : 'js/[name].js'; }, chunkFilename: 'js/[name].js', }, optimization: { minimize: isProduction, minimizer: [ new TerserPlugin({ sourceMap: true, extractComments: false, terserOptions: { keep_fnames: /^(HTML|SVG)/, // https://github.com/fgnass/domino/issues/144 output: { comments: false, }, }, }), new OptimizeCSSAssetsPlugin({ cssProcessor: cssnano, cssProcessorOptions: { parser: PostCSSSafeParser, }, cssProcessorPluginOptions: { preset: [ 'default', { discardComments: { removeAll: true, }, }, ], }, }), ], splitChunks: { chunks: 'async', name: (_, chunks) => chunks.map((item) => item.name).join('-'), cacheGroups: { // this bundles all monaco's languages into one file instead of emitting 1-65.js files monaco: { test: /monaco-editor/, name: 'monaco', chunks: 'async' } } } }, module: { rules: [ { test: /\.vue$/, exclude: /node_modules/, loader: 'vue-loader', }, { test: require.resolve('jquery-datetimepicker'), use: 'imports-loader?define=>false,exports=>false', }, { test: /\.worker\.js$/, exclude: /monaco/, use: [ { loader: 'worker-loader', options: { name: '[name].js', inline: true, fallback: false, }, }, ], }, { test: /\.js$/, exclude: /node_modules/, use: [ { loader: 'babel-loader', options: { cacheDirectory: true, cacheCompression: false, cacheIdentifier: [ resolve(__dirname, 'package.json'), resolve(__dirname, 'package-lock.json'), resolve(__dirname, 'webpack.config.js'), ].map((path) => statSync(path).mtime.getTime()).join(':'), sourceMaps: true, presets: [ [ '@babel/preset-env', { useBuiltIns: 'usage', corejs: 3, }, ], ], plugins: [ [ '@babel/plugin-transform-runtime', { regenerator: true, } ], '@babel/plugin-proposal-object-rest-spread', ], }, }, ], }, { test: /\.(less|css)$/i, use: [ { loader: MiniCssExtractPlugin.loader, }, { loader: 'css-loader', options: { importLoaders: 2, url: (_url, resourcePath) => { // only resolve URLs for dependencies return resourcePath.includes('node_modules'); }, } }, { loader: 'postcss-loader', options: { plugins: () => [ PostCSSPresetEnv(), ], }, }, { loader: 'less-loader', }, ], }, { test: /\.svg$/, use: [ { loader: 'svg-sprite-loader', options: { extract: true, spriteFilename: 'img/svg/icons.svg', symbolId: (path) => { const {name} = parse(path); if (/@primer[/\\]octicons/.test(path)) { return `octicon-${name}`; } return name; }, }, }, { loader: 'svgo-loader', }, ], }, { test: /\.(ttf|woff2?)$/, use: [ { loader: 'file-loader', options: { name: '[name].[ext]', outputPath: 'fonts/', publicPath: (url) => `../fonts/${url}`, // seems required for monaco's font }, }, ], }, ], }, plugins: [ new VueLoaderPlugin(), // avoid generating useless js output files for css- and svg-only chunks new FixStyleOnlyEntriesPlugin({ extensions: ['less', 'scss', 'css', 'svg'], silent: true, }), new MiniCssExtractPlugin({ filename: 'css/[name].css', chunkFilename: 'css/[name].css', }), new SourceMapDevToolPlugin({ filename: 'js/[name].js.map', include: [ 'js/index.js', ], }), new SpriteLoaderPlugin({ plainSprite: true, }), new MonacoWebpackPlugin({ filename: 'js/monaco-[name].worker.js', }), ], performance: { hints: false, maxEntrypointSize: Infinity, maxAssetSize: Infinity, }, resolve: { symlinks: false, alias: { vue$: 'vue/dist/vue.esm.js', // needed because vue's default export is the runtime only }, }, watchOptions: { ignored: [ 'node_modules/**', ], }, stats: { children: false, }, };