prayercircle/webpack.config.js
2021-12-12 18:46:34 +01:00

353 lines
17 KiB
JavaScript

const path = require('path');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const fs = require('fs');
const webpack = require('webpack');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const InlineChunkHtmlPlugin = require('react-dev-utils/InlineChunkHtmlPlugin');
const TerserPlugin = require('terser-webpack-plugin');
const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin');
const safePostCssParser = require('postcss-safe-parser');
const { WebpackManifestPlugin: ManifestPlugin } = require('webpack-manifest-plugin');
const InterpolateHtmlPlugin = require('react-dev-utils/InterpolateHtmlPlugin');
const WorkboxWebpackPlugin = require('workbox-webpack-plugin');
const WatchMissingNodeModulesPlugin = require('react-dev-utils/WatchMissingNodeModulesPlugin');
const ModuleScopePlugin = require('react-dev-utils/ModuleScopePlugin');
const getCSSModuleLocalIdent = require('react-dev-utils/getCSSModuleLocalIdent');
const ModuleNotFoundPlugin = require('react-dev-utils/ModuleNotFoundPlugin');
const ForkTsCheckerWebpackPlugin = require('react-dev-utils/ForkTsCheckerWebpackPlugin');
const typescriptFormatter = require('react-dev-utils/typescriptFormatter');
const postcssNormalize = require('postcss-normalize');
const resolvePath = (relative) => path.resolve(fs.realpathSync(process.cwd()), relative);
const shouldInlineRuntimeChunk = process.env.INLINE_RUNTIME_CHUNK !== 'false';
const emitErrorsAsWarnings = process.env.ESLINT_NO_DEV_ERRORS === 'true';
const disableESLintPlugin = process.env.DISABLE_ESLINT_PLUGIN === 'true';
const imageInlineSizeLimit = parseInt(process.env.IMAGE_INLINE_SIZE_LIMIT || '10000');
// Check if TypeScript is setup
const useTypeScript = fs.existsSync(resolvePath('tsconfig.json'));
const shouldUseSourceMap = process.env.GENERATE_SOURCEMAP !== 'false';
const cssRegex = /\.css$/;
const cssModuleRegex = /\.module\.css$/;
const sassRegex = /\.(scss|sass)$/;
const sassModuleRegex = /\.module\.(scss|sass)$/;
const swSrc = 'not-existing-file.txt';
module.exports = (webpackEnv) => {
// const isEnvDevelopment = webpackEnv === 'development';
const isEnvDevelopment = false;
// const isEnvProduction = webpackEnv === 'production';
const isEnvProduction = !isEnvDevelopment;
const getStyleLoaders = (cssOptions, preProcessor) => {
const loaders = [
isEnvDevelopment && require.resolve('style-loader'),
isEnvProduction && {
loader: MiniCssExtractPlugin.loader,
// css is located in `static/css`, use '../../' to locate index.html folder
// in production `paths.publicUrlOrPath` can be a relative path
options: { publicPath: '../../' },
},
{
loader: require.resolve('css-loader'),
options: cssOptions,
},
{
// Options for PostCSS as we reference these options twice
// Adds vendor prefixing based on your specified browser support in
// package.json
loader: require.resolve('postcss-loader'),
options: {
// Necessary for external CSS imports to work
// https://github.com/facebook/create-react-app/issues/2677
postcssOptions: {
ident: 'postcss',
plugins: () => [
require('postcss-flexbugs-fixes'),
require('postcss-preset-env')({
autoprefixer: {
flexbox: 'no-2009',
},
stage: 3,
}),
// Adds PostCSS Normalize as the reset css with default options,
// so that it honors browserslist config in package.json
// which in turn let's users customize the target behavior as per their needs.
postcssNormalize(),
],
},
sourceMap: isEnvProduction ? shouldUseSourceMap : isEnvDevelopment,
},
},
].filter(Boolean);
if (preProcessor) {
loaders.push(
{
loader: require.resolve('resolve-url-loader'),
options: {
sourceMap: isEnvProduction ? shouldUseSourceMap : isEnvDevelopment,
root: resolvePath('src/client'),
},
},
{
loader: require.resolve(preProcessor),
options: {
sourceMap: true,
},
}
);
}
return loaders;
};
return {
mode: 'development',
entry: './src/client/ts/index.tsx',
output: {
path: resolvePath('www'),
pathinfo: isEnvDevelopment,
filename: 'index.bundle.js',
// futureEmitAssets: true,
// publicPath: '.',
// // Point sourcemap entries to original disk location (format as URL on Windows)
// devtoolModuleFilenameTemplate: isEnvProduction
// ? (info) => path.relative(paths.appSrc, info.absoluteResourcePath).replace(/\\/g, '/')
// : isEnvDevelopment && ((info) => path.resolve(info.absoluteResourcePath).replace(/\\/g, '/')),
// globalObject: 'this',
},
devtool: 'inline-source-map',
resolve: {
extensions: ['.tsx', '.ts', '.js', '.jsx'],
},
module: {
strictExportPresence: true,
rules: [
{
// Disable require.ensure as it's not a standard language feature.
parser: {
requireEnsure: false,
},
},
{
// "oneOf" will traverse all following loaders until one will
// match the requirements. When no loader matches it will fall
// back to the "file" loader at the end of the loader list.
oneOf: [
{
test: /\.(ts|tsx)$/,
exclude: /node_modules/,
use: {
loader: 'ts-loader',
},
},
{
test: /\.(js|jsx)$/,
exclude: /node_modules/,
use: {
loader: 'babel-loader',
},
},
// "postcss" loader applies autoprefixer to our CSS.
// "css" loader resolves paths in CSS and adds assets as dependencies.
// "style" loader turns CSS into JS modules that inject <style> tags.
// In production, we use MiniCSSExtractPlugin to extract that CSS
// to a file, but in development "style" loader enables hot editing
// of CSS.
// By default we support CSS Modules with the extension .module.css
{
test: cssRegex,
exclude: cssModuleRegex,
use: getStyleLoaders({
importLoaders: 1,
sourceMap: isEnvProduction ? shouldUseSourceMap : isEnvDevelopment,
}),
// Don't consider CSS imports dead code even if the
// containing package claims to have no side effects.
// Remove this when webpack adds a warning or an error for this.
// See https://github.com/webpack/webpack/issues/6571
sideEffects: true,
},
// Adds support for CSS Modules (https://github.com/css-modules/css-modules)
// using the extension .module.css
{
test: cssModuleRegex,
use: getStyleLoaders({
importLoaders: 1,
sourceMap: isEnvProduction ? shouldUseSourceMap : isEnvDevelopment,
modules: {
getLocalIdent: getCSSModuleLocalIdent,
},
}),
},
// Opt-in support for SASS (using .scss or .sass extensions).
// By default we support SASS Modules with the
// extensions .module.scss or .module.sass
{
test: sassRegex,
exclude: sassModuleRegex,
use: getStyleLoaders(
{
importLoaders: 3,
sourceMap: isEnvProduction ? shouldUseSourceMap : isEnvDevelopment,
},
'sass-loader'
),
// Don't consider CSS imports dead code even if the
// containing package claims to have no side effects.
// Remove this when webpack adds a warning or an error for this.
// See https://github.com/webpack/webpack/issues/6571
sideEffects: true,
},
// Adds support for CSS Modules, but using SASS
// using the extension .module.scss or .module.sass
{
test: sassModuleRegex,
use: getStyleLoaders(
{
importLoaders: 3,
sourceMap: isEnvProduction ? shouldUseSourceMap : isEnvDevelopment,
modules: {
getLocalIdent: getCSSModuleLocalIdent,
},
},
'sass-loader'
),
},
// "file" loader makes sure those assets get served by WebpackDevServer.
// When you `import` an asset, you get its (virtual) filename.
// In production, they would get copied to the `build` folder.
// This loader doesn't use a "test" so it will catch all modules
// that fall through the other loaders.
{
loader: require.resolve('file-loader'),
// Exclude `js` files to keep "css" loader working as it injects
// its runtime that would otherwise be processed through "file" loader.
// Also exclude `html` and `json` extensions so they get processed
// by webpacks internal loaders.
exclude: [/\.(js|mjs|jsx|ts|tsx)$/, /\.html$/, /\.json$/],
options: {
name: 'static/media/[name].[hash:8].[ext]',
},
},
// ** STOP ** Are you adding a new loader?
// Make sure to add the new loader(s) before the "file" loader.
],
},
],
},
plugins: [
// Generates an `index.html` file with the <script> injected.
new HtmlWebpackPlugin(
Object.assign(
{},
{
inject: true,
template: resolvePath('src/client/index.html'),
},
isEnvProduction
? {
minify: {
removeComments: true,
collapseWhitespace: true,
removeRedundantAttributes: true,
useShortDoctype: true,
removeEmptyAttributes: true,
removeStyleLinkTypeAttributes: true,
keepClosingSlash: true,
minifyJS: true,
minifyCSS: true,
minifyURLs: true,
},
}
: undefined
)
),
// Inlines the webpack runtime script. This script is too small to warrant
// a network request.
// https://github.com/facebook/create-react-app/issues/5358
isEnvProduction &&
shouldInlineRuntimeChunk &&
new InlineChunkHtmlPlugin(HtmlWebpackPlugin, [/runtime-.+[.]js/]),
//TODO entfernen?
// Makes some environment variables available in index.html.
// The public URL is available as %PUBLIC_URL% in index.html, e.g.:
// <link rel="icon" href="%PUBLIC_URL%/favicon.ico">
// It will be an empty string unless you specify "homepage"
// in `package.json`, in which case it will be the pathname of that URL.
// new InterpolateHtmlPlugin(HtmlWebpackPlugin, env.raw),
// This gives some necessary context to module not found errors, such as
// the requesting resource.
new ModuleNotFoundPlugin(resolvePath('.')),
//TODO Check
// Makes some environment variables available to the JS code, for example:
// if (process.env.NODE_ENV === 'production') { ... }. See `./env.js`.
// It is absolutely essential that NODE_ENV is set to production
// during a production build.
// Otherwise React will be compiled in the very slow development mode.
// new webpack.DefinePlugin(env.stringified),
//TODO Check
// // Watcher doesn't work well if you mistype casing in a path so we use
// // a plugin that prints an error when you attempt to do this.
// // See https://github.com/facebook/create-react-app/issues/240
// isEnvDevelopment && new CaseSensitivePathsPlugin(),
isEnvProduction &&
new MiniCssExtractPlugin({
// Options similar to the same options in webpackOptions.output
// both options are optional
//TODO evtl in static ordner?
filename: 'css/[name].[contenthash:8].css',
chunkFilename: 'css/[name].[contenthash:8].chunk.css',
}),
//TODO publicPath anpassen
// Generate an asset manifest file with the following content:
// - "files" key: Mapping of all asset filenames to their corresponding
// output file so that tools can pick it up without having to parse
// `index.html`
// - "entrypoints" key: Array of files which are included in `index.html`,
// can be used to reconstruct the HTML if necessary
new ManifestPlugin({
fileName: 'asset-manifest.json',
publicPath: '.',
generate: (seed, files, entrypoints) => {
const manifestFiles = files.reduce((manifest, file) => {
manifest[file.name] = file.path;
return manifest;
}, seed);
const entrypointFiles = entrypoints.main.filter((fileName) => !fileName.endsWith('.map'));
return {
files: manifestFiles,
entrypoints: entrypointFiles,
};
},
}),
// Generate a service worker script that will precache, and keep up to date,
// the HTML & assets that are part of the webpack build.
isEnvProduction &&
fs.existsSync(swSrc) &&
new WorkboxWebpackPlugin.InjectManifest({
swSrc,
dontCacheBustURLsMatching: /\.[0-9a-f]{8}\./,
exclude: [/\.map$/, /asset-manifest\.json$/, /LICENSE/],
// Bump up the default maximum size (2mb) that's precached,
// to make lazy-loading failure scenarios less likely.
// See https://github.com/cra-template/pwa/issues/13#issuecomment-722667270
maximumFileSizeToCacheInBytes: 5 * 1024 * 1024,
}),
].filter(Boolean),
};
};