const webpack = require('webpack') const config = require('sapper/config/webpack.js') const BundleAnalyzerPlugin = require('webpack-bundle-analyzer').BundleAnalyzerPlugin const LodashModuleReplacementPlugin = require('lodash-webpack-plugin') const terser = require('./terser.config') const CircularDependencyPlugin = require('circular-dependency-plugin') const legacyBabel = require('./legacyBabel.config') const { mode, dev, resolve, inlineSvgs, allSvgs } = require('./shared.config') const urlRegex = require('../src/routes/_utils/urlRegexSource.js')() const output = Object.assign(config.client.output(), { // enables HMR in workers globalObject: 'this', // Zeit does not like filenames with "$" in them, so just keep things simple filename: dev ? '[hash]/[id].js' : '[id].[contenthash].js', chunkFilename: dev ? '[hash]/[id].js' : '[id].[contenthash].js' }) module.exports = { entry: config.client.entry(), output, resolve, mode, module: { rules: [ { test: /\/_workers\/blurhash\.js$/, use: { loader: 'worker-loader', options: { name: dev ? '[hash]/blurhash.[name].[ext]' : 'blurhash.[contenthash].[name].[ext]' } } }, { test: [ /tesseract\.js\/dist\/worker\.min\.js$/, /tesseract\.js\/dist\/worker\.min\.js.map$/, /tesseract\.js-core\/tesseract-core\.wasm$/, /tesseract\.js-core\/tesseract-core\.wasm.js$/ ], use: { loader: 'file-loader', options: { name: dev ? '[hash]/tesseract-asset.[name].[ext]' : 'tesseract-asset.[contenthash].[name].[ext]' } } }, process.env.LEGACY && legacyBabel(), { test: /\.html$/, use: { loader: 'svelte-loader', options: { dev, hydratable: true, store: true, hotReload: dev } } } ].filter(Boolean) }, node: { setImmediate: false }, optimization: dev ? {} : { minimize: !process.env.DEBUG, minimizer: [ terser() ], // TODO: we should be able to enable this, but Sapper breaks if we do so // // isolate runtime chunk to avoid excessive cache invalidations https://webpack.js.org/guides/caching/ // runtimeChunk: 'single', splitChunks: { chunks: 'async', minSize: 5000, maxAsyncRequests: Infinity, maxInitialRequests: Infinity, name: false // these chunk names can be annoyingly long } }, plugins: [ new webpack.DefinePlugin({ 'process.browser': true, 'process.env.NODE_ENV': JSON.stringify(mode), 'process.env.INLINE_SVGS': JSON.stringify(inlineSvgs), 'process.env.ALL_SVGS': JSON.stringify(allSvgs), 'process.env.URL_REGEX': urlRegex.toString(), 'process.env.LEGACY': !!process.env.LEGACY }), new webpack.NormalModuleReplacementPlugin( /\/_database\/database\.js$/, // this version plays nicer with IDEs './database.prod.js' ), new LodashModuleReplacementPlugin(), new CircularDependencyPlugin({ exclude: /node_modules/, failOnError: true, cwd: process.cwd() }) ].concat(dev ? [ new webpack.HotModuleReplacementPlugin({ requestTimeout: 120000 }) ] : [ new BundleAnalyzerPlugin({ // generates report.html analyzerMode: 'static', openAnalyzer: false, logLevel: 'silent' }) ]), devtool: dev ? 'inline-source-map' : 'source-map', performance: { hints: dev ? false : (process.env.DEBUG ? 'warning' : 'error'), assetFilter: assetFilename => { return !(/\.map$/.test(assetFilename)) && !/tesseract-asset/.test(assetFilename) } } }