const fastGlob = require('fast-glob'); const wrapAnsi = require('wrap-ansi'); const CssNanoPlugin = require('cssnano-webpack-plugin'); const FixStyleOnlyEntriesPlugin = require('webpack-fix-style-only-entries'); const MiniCssExtractPlugin = require('mini-css-extract-plugin'); const MonacoWebpackPlugin = require('monaco-editor-webpack-plugin'); const PostCSSPresetEnv = require('postcss-preset-env'); 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 {LicenseWebpackPlugin} = require('license-webpack-plugin'); 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'; const filterCssImport = (parsedImport, cssFile) => { const url = parsedImport && parsedImport.url ? parsedImport.url : parsedImport; const importedFile = url.replace(/[?#].+/, '').toLowerCase(); if (/vendor\/assets/.test(url)) return false; // font imports if (/web_src[/\\]less/.test(cssFile)) return true; // relative imports if (cssFile.includes('monaco')) return true; if (cssFile.includes('fomantic')) { if (/brand-icons/.test(importedFile)) return false; if (/(eot|ttf|woff)$/.test(importedFile)) return false; return true; } return cssFile.includes('node_modules'); }; module.exports = { mode: isProduction ? 'production' : 'development', entry: { index: [ resolve(__dirname, 'web_src/js/jquery.js'), resolve(__dirname, 'web_src/fomantic/build/semantic.js'), resolve(__dirname, 'web_src/js/index.js'), resolve(__dirname, 'web_src/fomantic/build/semantic.css'), resolve(__dirname, 'web_src/less/index.less'), ], swagger: [ resolve(__dirname, 'web_src/js/standalone/swagger.js'), ], serviceworker: [ resolve(__dirname, 'web_src/js/serviceworker.js'), ], 'eventsource.sharedworker': [ resolve(__dirname, 'web_src/js/features/eventsource.sharedworker.js'), ], icons: [ ...glob('node_modules/@primer/octicons/build/svg/**/*.svg'), ...glob('assets/svg/*.svg'), ], ...themes, }, devtool: false, output: { path: resolve(__dirname, 'public'), filename: ({chunk}) => { // serviceworker can only manage assets below it's script's directory so // we have to put it in / instead of /js/ return chunk.name === 'serviceworker' ? '[name].js' : 'js/[name].js'; }, chunkFilename: 'js/[name].js', }, optimization: { minimize: isProduction, minimizer: [ new TerserPlugin({ sourceMap: true, extractComments: false, terserOptions: { output: { comments: false, }, }, }), new CssNanoPlugin({ sourceMap: true, cssnanoOptions: { preset: [ 'default', { discardComments: { removeAll: true, }, }, ], }, }), ], splitChunks: { chunks: 'async', name: (_, chunks) => chunks.map((item) => item.name).join('-'), cacheGroups: { // this bundles all monaco's languages into one file instead of emitting 1-65.js files monaco: { test: /monaco-editor/, name: 'monaco', chunks: 'async', }, }, }, }, module: { rules: [ { test: /\.vue$/, exclude: /node_modules/, loader: 'vue-loader', }, { test: /\.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', ], generatorOpts: { compact: false, }, }, }, ], }, { test: /.css$/i, use: [ { loader: MiniCssExtractPlugin.loader, }, { loader: 'css-loader', options: { importLoaders: 1, url: filterCssImport, import: filterCssImport, sourceMap: true, }, }, { loader: 'postcss-loader', options: { plugins: () => [ PostCSSPresetEnv(), ], sourceMap: true, }, }, ], }, { test: /.less$/i, use: [ { loader: MiniCssExtractPlugin.loader, }, { loader: 'css-loader', options: { importLoaders: 2, url: filterCssImport, import: filterCssImport, sourceMap: true, }, }, { loader: 'postcss-loader', options: { plugins: () => [ PostCSSPresetEnv(), ], sourceMap: true, }, }, { loader: 'less-loader', options: { sourceMap: true, }, }, ], }, { 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: '[file].map', include: [ 'js/index.js', 'css/index.css', ], }), new SpriteLoaderPlugin({ plainSprite: true, }), new MonacoWebpackPlugin({ filename: 'js/monaco-[name].worker.js', }), new LicenseWebpackPlugin({ outputFilename: 'js/licenses.txt', perChunkOutput: false, addBanner: false, skipChildCompilers: true, modulesDirectories: [ resolve(__dirname, 'node_modules'), ], renderLicenses: (modules) => { const line = '-'.repeat(80); return modules.map((module) => { const {name, version} = module.packageJson; const {licenseId, licenseText} = module; const body = wrapAnsi(licenseText || '', 80); return `${line}\n${name}@${version} - ${licenseId}\n${line}\n${body}`; }).join('\n'); }, stats: { warnings: false, errors: true, }, }), ], performance: { hints: false, maxEntrypointSize: Infinity, maxAssetSize: Infinity, }, resolve: { symlinks: false, alias: { vue$: 'vue/dist/vue.esm.js', // needed because vue's default export is the runtime only }, }, watchOptions: { ignored: [ 'node_modules/**', ], }, stats: { children: false, }, };