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Browser Extension ready react-scripts
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// @remove-on-eject-begin | |
/** | |
* Copyright (c) 2015-present, Facebook, Inc. | |
* | |
* This source code is licensed under the MIT license found in the | |
* LICENSE file in the root directory of this source tree. | |
*/ | |
// @remove-on-eject-end | |
'use strict'; | |
// Do this as the first thing so that any code reading it knows the right env. | |
process.env.BABEL_ENV = 'production'; | |
process.env.NODE_ENV = 'production'; | |
// Makes the script crash on unhandled rejections instead of silently | |
// ignoring them. In the future, promise rejections that are not handled will | |
// terminate the Node.js process with a non-zero exit code. | |
process.on('unhandledRejection', err => { | |
throw err; | |
}); | |
// Ensure environment variables are read. | |
require('../config/env'); | |
// @remove-on-eject-begin | |
// Do the preflight checks (only happens before eject). | |
const verifyPackageTree = require('./utils/verifyPackageTree'); | |
if (process.env.SKIP_PREFLIGHT_CHECK !== 'true') { | |
verifyPackageTree(); | |
} | |
const verifyTypeScriptSetup = require('./utils/verifyTypeScriptSetup'); | |
verifyTypeScriptSetup(); | |
// @remove-on-eject-end | |
const path = require('path'); | |
const chalk = require('react-dev-utils/chalk'); | |
const fs = require('fs-extra'); | |
const webpack = require('webpack'); | |
const configFactory = require('../config/webpack.config'); | |
const paths = require('../config/paths'); | |
const checkRequiredFiles = require('react-dev-utils/checkRequiredFiles'); | |
const formatWebpackMessages = require('react-dev-utils/formatWebpackMessages'); | |
const printHostingInstructions = require('react-dev-utils/printHostingInstructions'); | |
const FileSizeReporter = require('react-dev-utils/FileSizeReporter'); | |
const printBuildError = require('react-dev-utils/printBuildError'); | |
const measureFileSizesBeforeBuild = | |
FileSizeReporter.measureFileSizesBeforeBuild; | |
const printFileSizesAfterBuild = FileSizeReporter.printFileSizesAfterBuild; | |
const useYarn = fs.existsSync(paths.yarnLockFile); | |
// These sizes are pretty large. We'll warn for bundles exceeding them. | |
const WARN_AFTER_BUNDLE_GZIP_SIZE = 512 * 1024; | |
const WARN_AFTER_CHUNK_GZIP_SIZE = 1024 * 1024; | |
const isInteractive = process.stdout.isTTY; | |
// Warn and crash if required files are missing | |
if (!checkRequiredFiles([paths.appHtml, paths.appIndexJs])) { | |
process.exit(1); | |
} | |
// Generate configuration | |
const config = configFactory('production'); | |
// We require that you explicitly set browsers and do not fall back to | |
// browserslist defaults. | |
const { checkBrowsers } = require('react-dev-utils/browsersHelper'); | |
checkBrowsers(paths.appPath, isInteractive) | |
.then(() => { | |
// First, read the current file sizes in build directory. | |
// This lets us display how much they changed later. | |
return measureFileSizesBeforeBuild(paths.appBuild); | |
}) | |
.then(previousFileSizes => { | |
// Remove all content but keep the directory so that | |
// if you're in it, you don't end up in Trash | |
fs.emptyDirSync(paths.appBuild); | |
// Merge with the public folder | |
copyPublicFolder(); | |
// Start the webpack build | |
return build(previousFileSizes); | |
}) | |
.then( | |
({ stats, previousFileSizes, warnings }) => { | |
if (warnings.length) { | |
console.log(chalk.yellow('Compiled with warnings.\n')); | |
console.log(warnings.join('\n\n')); | |
console.log( | |
'\nSearch for the ' + | |
chalk.underline(chalk.yellow('keywords')) + | |
' to learn more about each warning.' | |
); | |
console.log( | |
'To ignore, add ' + | |
chalk.cyan('// eslint-disable-next-line') + | |
' to the line before.\n' | |
); | |
} else { | |
console.log(chalk.green('Compiled successfully.\n')); | |
} | |
console.log('File sizes after gzip:\n'); | |
printFileSizesAfterBuild( | |
stats, | |
previousFileSizes, | |
paths.appBuild, | |
WARN_AFTER_BUNDLE_GZIP_SIZE, | |
WARN_AFTER_CHUNK_GZIP_SIZE | |
); | |
console.log(); | |
const appPackage = require(paths.appPackageJson); | |
const publicUrl = paths.publicUrlOrPath; | |
const publicPath = config.output.publicPath; | |
const buildFolder = path.relative(process.cwd(), paths.appBuild); | |
printHostingInstructions( | |
appPackage, | |
publicUrl, | |
publicPath, | |
buildFolder, | |
useYarn | |
); | |
}, | |
err => { | |
const tscCompileOnError = process.env.TSC_COMPILE_ON_ERROR === 'true'; | |
if (tscCompileOnError) { | |
console.log( | |
chalk.yellow( | |
'Compiled with the following type errors (you may want to check these before deploying your app):\n' | |
) | |
); | |
printBuildError(err); | |
} else { | |
console.log(chalk.red('Failed to compile.\n')); | |
printBuildError(err); | |
process.exit(1); | |
} | |
} | |
) | |
.catch(err => { | |
if (err && err.message) { | |
console.log(err.message); | |
} | |
process.exit(1); | |
}); | |
// Create the production build and print the deployment instructions. | |
function build(previousFileSizes) { | |
// We used to support resolving modules according to `NODE_PATH`. | |
// This now has been deprecated in favor of jsconfig/tsconfig.json | |
// This lets you use absolute paths in imports inside large monorepos: | |
if (process.env.NODE_PATH) { | |
console.log( | |
chalk.yellow( | |
'Setting NODE_PATH to resolve modules absolutely has been deprecated in favor of setting baseUrl in jsconfig.json (or tsconfig.json if you are using TypeScript) and will be removed in a future major release of create-react-app.' | |
) | |
); | |
console.log(); | |
} | |
console.log('Creating an optimized production build...'); | |
const compiler = webpack(config); | |
return new Promise((resolve, reject) => { | |
compiler.run((err, stats) => { | |
let messages; | |
if (err) { | |
if (!err.message) { | |
return reject(err); | |
} | |
let errMessage = err.message; | |
// Add additional information for postcss errors | |
if (Object.prototype.hasOwnProperty.call(err, 'postcssNode')) { | |
errMessage += | |
'\nCompileError: Begins at CSS selector ' + | |
err['postcssNode'].selector; | |
} | |
messages = formatWebpackMessages({ | |
errors: [errMessage], | |
warnings: [], | |
}); | |
} else { | |
messages = formatWebpackMessages( | |
stats.toJson({ all: false, warnings: true, errors: true }) | |
); | |
} | |
if (messages.errors.length) { | |
// Only keep the first error. Others are often indicative | |
// of the same problem, but confuse the reader with noise. | |
if (messages.errors.length > 1) { | |
messages.errors.length = 1; | |
} | |
return reject(new Error(messages.errors.join('\n\n'))); | |
} | |
if ( | |
process.env.CI && | |
(typeof process.env.CI !== 'string' || | |
process.env.CI.toLowerCase() !== 'false') && | |
messages.warnings.length | |
) { | |
console.log( | |
chalk.yellow( | |
'\nTreating warnings as errors because process.env.CI = true.\n' + | |
'Most CI servers set it automatically.\n' | |
) | |
); | |
return reject(new Error(messages.warnings.join('\n\n'))); | |
} | |
return resolve({ | |
stats, | |
previousFileSizes, | |
warnings: messages.warnings, | |
}); | |
}); | |
}); | |
} | |
function copyPublicFolder() { | |
fs.copySync(paths.appPublic, paths.appBuild, { | |
dereference: true, | |
filter: file => file !== paths.appHtml && file !== paths.appBackgroundHtml && file !== paths.appOptionsHtml, | |
}); | |
} |
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// @remove-on-eject-begin | |
/** | |
* Copyright (c) 2015-present, Facebook, Inc. | |
* | |
* This source code is licensed under the MIT license found in the | |
* LICENSE file in the root directory of this source tree. | |
*/ | |
// @remove-on-eject-end | |
'use strict'; | |
const path = require('path'); | |
const fs = require('fs'); | |
const getPublicUrlOrPath = require('react-dev-utils/getPublicUrlOrPath'); | |
// Make sure any symlinks in the project folder are resolved: | |
// https://github.com/facebook/create-react-app/issues/637 | |
const appDirectory = fs.realpathSync(process.cwd()); | |
const resolveApp = relativePath => path.resolve(appDirectory, relativePath); | |
// We use `PUBLIC_URL` environment variable or "homepage" field to infer | |
// "public path" at which the app is served. | |
// webpack needs to know it to put the right <script> hrefs into HTML even in | |
// single-page apps that may serve index.html for nested URLs like /todos/42. | |
// We can't use a relative path in HTML because we don't want to load something | |
// like /todos/42/static/js/bundle.7289d.js. We have to know the root. | |
const publicUrlOrPath = getPublicUrlOrPath( | |
process.env.NODE_ENV === 'development', | |
require(resolveApp('package.json')).homepage, | |
process.env.PUBLIC_URL | |
); | |
const moduleFileExtensions = [ | |
'web.mjs', | |
'mjs', | |
'web.js', | |
'js', | |
'web.ts', | |
'ts', | |
'web.tsx', | |
'tsx', | |
'json', | |
'web.jsx', | |
'jsx', | |
]; | |
// Resolve file paths in the same order as webpack | |
const resolveModule = (resolveFn, filePath) => { | |
const extension = moduleFileExtensions.find(extension => | |
fs.existsSync(resolveFn(`${filePath}.${extension}`)) | |
); | |
if (extension) { | |
return resolveFn(`${filePath}.${extension}`); | |
} | |
return resolveFn(`${filePath}.js`); | |
}; | |
// config after eject: we're in ./config/ | |
module.exports = { | |
dotenv: resolveApp('.env'), | |
appPath: resolveApp('.'), | |
appBuild: resolveApp('build'), | |
appPublic: resolveApp('public'), | |
appHtml: resolveApp('public/index.html'), | |
appBackgroundHtml: resolveApp('public/background.html'), | |
appOptionsHtml: resolveApp('public/options.html'), | |
appIndexJs: resolveModule(resolveApp, 'src/index'), | |
appBackgroundJs: resolveModule(resolveApp, 'src/background'), | |
appOptionsJs: resolveModule(resolveApp, 'src/options'), | |
appPackageJson: resolveApp('package.json'), | |
appSrc: resolveApp('src'), | |
appTsConfig: resolveApp('tsconfig.json'), | |
appJsConfig: resolveApp('jsconfig.json'), | |
yarnLockFile: resolveApp('yarn.lock'), | |
testsSetup: resolveModule(resolveApp, 'src/setupTests'), | |
proxySetup: resolveApp('src/setupProxy.js'), | |
appNodeModules: resolveApp('node_modules'), | |
publicUrlOrPath, | |
}; | |
// @remove-on-eject-begin | |
const resolveOwn = relativePath => path.resolve(__dirname, '..', relativePath); | |
// config before eject: we're in ./node_modules/react-scripts/config/ | |
module.exports = { | |
dotenv: resolveApp('.env'), | |
appPath: resolveApp('.'), | |
appBuild: resolveApp('build'), | |
appPublic: resolveApp('public'), | |
appHtml: resolveApp('public/index.html'), | |
appBackgroundHtml: resolveApp('public/background.html'), | |
appOptionsHtml: resolveApp('public/options.html'), | |
appIndexJs: resolveModule(resolveApp, 'src/index'), | |
appBackgroundJs: resolveModule(resolveApp, 'src/background'), | |
appOptionsJs: resolveModule(resolveApp, 'src/options'), | |
appPackageJson: resolveApp('package.json'), | |
appSrc: resolveApp('src'), | |
appTsConfig: resolveApp('tsconfig.json'), | |
appJsConfig: resolveApp('jsconfig.json'), | |
yarnLockFile: resolveApp('yarn.lock'), | |
testsSetup: resolveModule(resolveApp, 'src/setupTests'), | |
proxySetup: resolveApp('src/setupProxy.js'), | |
appNodeModules: resolveApp('node_modules'), | |
publicUrlOrPath, | |
// These properties only exist before ejecting: | |
ownPath: resolveOwn('.'), | |
ownNodeModules: resolveOwn('node_modules'), // This is empty on npm 3 | |
appTypeDeclarations: resolveApp('src/react-app-env.d.ts'), | |
ownTypeDeclarations: resolveOwn('lib/react-app.d.ts'), | |
}; | |
const ownPackageJson = require('../package.json'); | |
const reactScriptsPath = resolveApp(`node_modules/${ownPackageJson.name}`); | |
const reactScriptsLinked = | |
fs.existsSync(reactScriptsPath) && | |
fs.lstatSync(reactScriptsPath).isSymbolicLink(); | |
// config before publish: we're in ./packages/react-scripts/config/ | |
if ( | |
!reactScriptsLinked && | |
__dirname.indexOf(path.join('packages', 'react-scripts', 'config')) !== -1 | |
) { | |
const templatePath = '../cra-template/template'; | |
module.exports = { | |
dotenv: resolveOwn(`${templatePath}/.env`), | |
appPath: resolveApp('.'), | |
appBuild: resolveOwn('../../build'), | |
appPublic: resolveOwn(`${templatePath}/public`), | |
appHtml: resolveOwn(`${templatePath}/public/index.html`), | |
appBackgroundHtml: resolveOwn(`${templatePath}/public/background.html`), | |
appOptionsHtml: resolveOwn(`${templatePath}/public/options.html`), | |
appIndexJs: resolveModule(resolveOwn, `${templatePath}/src/index`), | |
appBackgroundJs: resolveModule(resolveOwn, `${templatePath}/src/background`), | |
appOptionsJs: resolveModule(resolveOwn, `${templatePath}/src/options`), | |
appPackageJson: resolveOwn('package.json'), | |
appSrc: resolveOwn(`${templatePath}/src`), | |
appTsConfig: resolveOwn(`${templatePath}/tsconfig.json`), | |
appJsConfig: resolveOwn(`${templatePath}/jsconfig.json`), | |
yarnLockFile: resolveOwn(`${templatePath}/yarn.lock`), | |
testsSetup: resolveModule(resolveOwn, `${templatePath}/src/setupTests`), | |
proxySetup: resolveOwn(`${templatePath}/src/setupProxy.js`), | |
appNodeModules: resolveOwn('node_modules'), | |
publicUrlOrPath, | |
// These properties only exist before ejecting: | |
ownPath: resolveOwn('.'), | |
ownNodeModules: resolveOwn('node_modules'), | |
appTypeDeclarations: resolveOwn(`${templatePath}/src/react-app-env.d.ts`), | |
ownTypeDeclarations: resolveOwn('lib/react-app.d.ts'), | |
}; | |
} | |
// @remove-on-eject-end | |
module.exports.moduleFileExtensions = moduleFileExtensions; |
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// @remove-on-eject-begin | |
/** | |
* Copyright (c) 2015-present, Facebook, Inc. | |
* | |
* This source code is licensed under the MIT license found in the | |
* LICENSE file in the root directory of this source tree. | |
*/ | |
// @remove-on-eject-end | |
'use strict'; | |
const fs = require('fs'); | |
const path = require('path'); | |
const webpack = require('webpack'); | |
const resolve = require('resolve'); | |
const PnpWebpackPlugin = require('pnp-webpack-plugin'); | |
const HtmlWebpackPlugin = require('html-webpack-plugin'); | |
const CaseSensitivePathsPlugin = require('case-sensitive-paths-webpack-plugin'); | |
const InlineChunkHtmlPlugin = require('react-dev-utils/InlineChunkHtmlPlugin'); | |
const TerserPlugin = require('terser-webpack-plugin'); | |
const MiniCssExtractPlugin = require('mini-css-extract-plugin'); | |
const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin'); | |
const safePostCssParser = require('postcss-safe-parser'); | |
const 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 paths = require('./paths'); | |
const modules = require('./modules'); | |
const getClientEnvironment = require('./env'); | |
const ModuleNotFoundPlugin = require('react-dev-utils/ModuleNotFoundPlugin'); | |
const ForkTsCheckerWebpackPlugin = require('react-dev-utils/ForkTsCheckerWebpackPlugin'); | |
const typescriptFormatter = require('react-dev-utils/typescriptFormatter'); | |
// @remove-on-eject-begin | |
const getCacheIdentifier = require('react-dev-utils/getCacheIdentifier'); | |
// @remove-on-eject-end | |
const postcssNormalize = require('postcss-normalize'); | |
const appPackageJson = require(paths.appPackageJson); | |
// Source maps are resource heavy and can cause out of memory issue for large source files. | |
const shouldUseSourceMap = process.env.GENERATE_SOURCEMAP !== 'false'; | |
// Some apps do not need the benefits of saving a web request, so not inlining the chunk | |
// makes for a smoother build process. | |
// const shouldInlineRuntimeChunk = process.env.INLINE_RUNTIME_CHUNK !== 'false'; | |
const isExtendingEslintConfig = process.env.EXTEND_ESLINT === 'true'; | |
const imageInlineSizeLimit = parseInt( | |
process.env.IMAGE_INLINE_SIZE_LIMIT || '10000' | |
); | |
// Check if TypeScript is setup | |
const useTypeScript = fs.existsSync(paths.appTsConfig); | |
// style files regexes | |
const cssRegex = /\.css$/; | |
const cssModuleRegex = /\.module\.css$/; | |
const sassRegex = /\.(scss|sass)$/; | |
const sassModuleRegex = /\.module\.(scss|sass)$/; | |
// This is the production and development configuration. | |
// It is focused on developer experience, fast rebuilds, and a minimal bundle. | |
module.exports = function(webpackEnv) { | |
const isEnvDevelopment = webpackEnv === 'development'; | |
const isEnvProduction = webpackEnv === 'production'; | |
// Variable used for enabling profiling in Production | |
// passed into alias object. Uses a flag if passed into the build command | |
const isEnvProductionProfile = | |
isEnvProduction && process.argv.includes('--profile'); | |
// We will provide `paths.publicUrlOrPath` to our app | |
// as %PUBLIC_URL% in `index.html` and `process.env.PUBLIC_URL` in JavaScript. | |
// Omit trailing slash as %PUBLIC_URL%/xyz looks better than %PUBLIC_URL%xyz. | |
// Get environment variables to inject into our app. | |
const env = getClientEnvironment(paths.publicUrlOrPath.slice(0, -1)); | |
// common function to get style loaders | |
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: paths.publicUrlOrPath.startsWith('.') | |
? { 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 | |
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, | |
}, | |
}, | |
].filter(Boolean); | |
if (preProcessor) { | |
loaders.push( | |
{ | |
loader: require.resolve('resolve-url-loader'), | |
options: { | |
sourceMap: isEnvProduction && shouldUseSourceMap, | |
}, | |
}, | |
{ | |
loader: require.resolve(preProcessor), | |
options: { | |
sourceMap: true, | |
}, | |
} | |
); | |
} | |
return loaders; | |
}; | |
return { | |
mode: isEnvProduction ? 'production' : isEnvDevelopment && 'development', | |
// Stop compilation early in production | |
bail: isEnvProduction, | |
devtool: isEnvProduction | |
? shouldUseSourceMap | |
? 'source-map' | |
: false | |
: isEnvDevelopment && 'cheap-module-source-map', | |
// These are the "entry points" to our application. | |
// This means they will be the "root" imports that are included in JS bundle. | |
entry: { | |
background: paths.appBackgroundJs, | |
options: paths.appOptionsJs, | |
popup: paths.appIndexJs, | |
}, | |
output: { | |
// The build folder. | |
path: paths.appBuild, | |
// Add /* filename */ comments to generated require()s in the output. | |
pathinfo: isEnvDevelopment, | |
// There will be one main bundle, and one file per asynchronous chunk. | |
// In development, it does not produce real files. | |
filename: isEnvProduction | |
? 'static/js/[name].[contenthash:8].js' | |
: isEnvDevelopment && 'static/js/[name].bundle.js', | |
// TODO: remove this when upgrading to webpack 5 | |
futureEmitAssets: true, | |
// There are also additional JS chunk files if you use code splitting. | |
chunkFilename: isEnvProduction | |
? 'static/js/[name].[contenthash:8].chunk.js' | |
: isEnvDevelopment && 'static/js/[name].chunk.js', | |
// webpack uses `publicPath` to determine where the app is being served from. | |
// It requires a trailing slash, or the file assets will get an incorrect path. | |
// We inferred the "public path" (such as / or /my-project) from homepage. | |
publicPath: paths.publicUrlOrPath, | |
// 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, '/')), | |
// Prevents conflicts when multiple webpack runtimes (from different apps) | |
// are used on the same page. | |
jsonpFunction: `webpackJsonp${appPackageJson.name}`, | |
// this defaults to 'window', but by setting it to 'this' then | |
// module chunks which are built will work in web workers as well. | |
globalObject: 'this', | |
}, | |
optimization: { | |
minimize: isEnvProduction, | |
minimizer: [ | |
// This is only used in production mode | |
new TerserPlugin({ | |
terserOptions: { | |
parse: { | |
// We want terser to parse ecma 8 code. However, we don't want it | |
// to apply any minification steps that turns valid ecma 5 code | |
// into invalid ecma 5 code. This is why the 'compress' and 'output' | |
// sections only apply transformations that are ecma 5 safe | |
// https://github.com/facebook/create-react-app/pull/4234 | |
ecma: 8, | |
}, | |
compress: { | |
ecma: 5, | |
warnings: false, | |
// Disabled because of an issue with Uglify breaking seemingly valid code: | |
// https://github.com/facebook/create-react-app/issues/2376 | |
// Pending further investigation: | |
// https://github.com/mishoo/UglifyJS2/issues/2011 | |
comparisons: false, | |
// Disabled because of an issue with Terser breaking valid code: | |
// https://github.com/facebook/create-react-app/issues/5250 | |
// Pending further investigation: | |
// https://github.com/terser-js/terser/issues/120 | |
inline: 2, | |
}, | |
mangle: { | |
safari10: true, | |
}, | |
// Added for profiling in devtools | |
keep_classnames: isEnvProductionProfile, | |
keep_fnames: isEnvProductionProfile, | |
output: { | |
ecma: 5, | |
comments: false, | |
// Turned on because emoji and regex is not minified properly using default | |
// https://github.com/facebook/create-react-app/issues/2488 | |
ascii_only: true, | |
}, | |
}, | |
sourceMap: shouldUseSourceMap, | |
}), | |
// This is only used in production mode | |
new OptimizeCSSAssetsPlugin({ | |
cssProcessorOptions: { | |
parser: safePostCssParser, | |
map: shouldUseSourceMap | |
? { | |
// `inline: false` forces the sourcemap to be output into a | |
// separate file | |
inline: false, | |
// `annotation: true` appends the sourceMappingURL to the end of | |
// the css file, helping the browser find the sourcemap | |
annotation: true, | |
} | |
: false, | |
}, | |
cssProcessorPluginOptions: { | |
preset: ['default', { minifyFontValues: { removeQuotes: false } }], | |
}, | |
}), | |
], | |
// Automatically split vendor and commons | |
// https://twitter.com/wSokra/status/969633336732905474 | |
// https://medium.com/webpack/webpack-4-code-splitting-chunk-graph-and-the-splitchunks-optimization-be739a861366 | |
splitChunks: { | |
chunks: 'all', | |
name: false, | |
}, | |
// Keep the runtime chunk separated to enable long term caching | |
// https://twitter.com/wSokra/status/969679223278505985 | |
// https://github.com/facebook/create-react-app/issues/5358 | |
runtimeChunk: { | |
name: entrypoint => `runtime-${entrypoint.name}`, | |
}, | |
}, | |
resolve: { | |
// This allows you to set a fallback for where webpack should look for modules. | |
// We placed these paths second because we want `node_modules` to "win" | |
// if there are any conflicts. This matches Node resolution mechanism. | |
// https://github.com/facebook/create-react-app/issues/253 | |
modules: ['node_modules', paths.appNodeModules].concat( | |
modules.additionalModulePaths || [] | |
), | |
// These are the reasonable defaults supported by the Node ecosystem. | |
// We also include JSX as a common component filename extension to support | |
// some tools, although we do not recommend using it, see: | |
// https://github.com/facebook/create-react-app/issues/290 | |
// `web` extension prefixes have been added for better support | |
// for React Native Web. | |
extensions: paths.moduleFileExtensions | |
.map(ext => `.${ext}`) | |
.filter(ext => useTypeScript || !ext.includes('ts')), | |
alias: { | |
// Support React Native Web | |
// https://www.smashingmagazine.com/2016/08/a-glimpse-into-the-future-with-react-native-for-web/ | |
'react-native': 'react-native-web', | |
// Allows for better profiling with ReactDevTools | |
...(isEnvProductionProfile && { | |
'react-dom$': 'react-dom/profiling', | |
'scheduler/tracing': 'scheduler/tracing-profiling', | |
}), | |
...(modules.webpackAliases || {}), | |
}, | |
plugins: [ | |
// Adds support for installing with Plug'n'Play, leading to faster installs and adding | |
// guards against forgotten dependencies and such. | |
PnpWebpackPlugin, | |
// Prevents users from importing files from outside of src/ (or node_modules/). | |
// This often causes confusion because we only process files within src/ with babel. | |
// To fix this, we prevent you from importing files out of src/ -- if you'd like to, | |
// please link the files into your node_modules/ and let module-resolution kick in. | |
// Make sure your source files are compiled, as they will not be processed in any way. | |
new ModuleScopePlugin(paths.appSrc, [paths.appPackageJson]), | |
], | |
}, | |
resolveLoader: { | |
plugins: [ | |
// Also related to Plug'n'Play, but this time it tells webpack to load its loaders | |
// from the current package. | |
PnpWebpackPlugin.moduleLoader(module), | |
], | |
}, | |
module: { | |
strictExportPresence: true, | |
rules: [ | |
// Disable require.ensure as it's not a standard language feature. | |
{ parser: { requireEnsure: false } }, | |
// First, run the linter. | |
// It's important to do this before Babel processes the JS. | |
{ | |
test: /\.(js|mjs|jsx|ts|tsx)$/, | |
enforce: 'pre', | |
use: [ | |
{ | |
options: { | |
cache: true, | |
formatter: require.resolve('react-dev-utils/eslintFormatter'), | |
eslintPath: require.resolve('eslint'), | |
resolvePluginsRelativeTo: __dirname, | |
// @remove-on-eject-begin | |
ignore: isExtendingEslintConfig, | |
baseConfig: isExtendingEslintConfig | |
? undefined | |
: { | |
extends: [require.resolve('eslint-config-react-app')], | |
}, | |
useEslintrc: isExtendingEslintConfig, | |
// @remove-on-eject-end | |
}, | |
loader: require.resolve('eslint-loader'), | |
}, | |
], | |
include: paths.appSrc, | |
}, | |
{ | |
// "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: [ | |
// "url" loader works like "file" loader except that it embeds assets | |
// smaller than specified limit in bytes as data URLs to avoid requests. | |
// A missing `test` is equivalent to a match. | |
{ | |
test: [/\.bmp$/, /\.gif$/, /\.jpe?g$/, /\.png$/], | |
loader: require.resolve('url-loader'), | |
options: { | |
limit: imageInlineSizeLimit, | |
name: 'static/media/[name].[hash:8].[ext]', | |
}, | |
}, | |
// Process application JS with Babel. | |
// The preset includes JSX, Flow, TypeScript, and some ESnext features. | |
{ | |
test: /\.(js|mjs|jsx|ts|tsx)$/, | |
include: paths.appSrc, | |
loader: require.resolve('babel-loader'), | |
options: { | |
customize: require.resolve( | |
'babel-preset-react-app/webpack-overrides' | |
), | |
// @remove-on-eject-begin | |
babelrc: false, | |
configFile: false, | |
presets: [require.resolve('babel-preset-react-app')], | |
// Make sure we have a unique cache identifier, erring on the | |
// side of caution. | |
// We remove this when the user ejects because the default | |
// is sane and uses Babel options. Instead of options, we use | |
// the react-scripts and babel-preset-react-app versions. | |
cacheIdentifier: getCacheIdentifier( | |
isEnvProduction | |
? 'production' | |
: isEnvDevelopment && 'development', | |
[ | |
'babel-plugin-named-asset-import', | |
'babel-preset-react-app', | |
'react-dev-utils', | |
'react-scripts', | |
] | |
), | |
// @remove-on-eject-end | |
plugins: [ | |
[ | |
require.resolve('babel-plugin-named-asset-import'), | |
{ | |
loaderMap: { | |
svg: { | |
ReactComponent: | |
'@svgr/webpack?-svgo,+titleProp,+ref![path]', | |
}, | |
}, | |
}, | |
], | |
], | |
// This is a feature of `babel-loader` for webpack (not Babel itself). | |
// It enables caching results in ./node_modules/.cache/babel-loader/ | |
// directory for faster rebuilds. | |
cacheDirectory: true, | |
// See #6846 for context on why cacheCompression is disabled | |
cacheCompression: false, | |
compact: isEnvProduction, | |
}, | |
}, | |
// Process any JS outside of the app with Babel. | |
// Unlike the application JS, we only compile the standard ES features. | |
{ | |
test: /\.(js|mjs)$/, | |
exclude: /@babel(?:\/|\\{1,2})runtime/, | |
loader: require.resolve('babel-loader'), | |
options: { | |
babelrc: false, | |
configFile: false, | |
compact: false, | |
presets: [ | |
[ | |
require.resolve('babel-preset-react-app/dependencies'), | |
{ helpers: true }, | |
], | |
], | |
cacheDirectory: true, | |
// See #6846 for context on why cacheCompression is disabled | |
cacheCompression: false, | |
// @remove-on-eject-begin | |
cacheIdentifier: getCacheIdentifier( | |
isEnvProduction | |
? 'production' | |
: isEnvDevelopment && 'development', | |
[ | |
'babel-plugin-named-asset-import', | |
'babel-preset-react-app', | |
'react-dev-utils', | |
'react-scripts', | |
] | |
), | |
// @remove-on-eject-end | |
// Babel sourcemaps are needed for debugging into node_modules | |
// code. Without the options below, debuggers like VSCode | |
// show incorrect code and set breakpoints on the wrong lines. | |
sourceMaps: shouldUseSourceMap, | |
inputSourceMap: shouldUseSourceMap, | |
}, | |
}, | |
// "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, | |
}), | |
// 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, | |
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, | |
}, | |
'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, | |
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 `background.html` file with the <script> injected. | |
new HtmlWebpackPlugin( | |
Object.assign( | |
{}, | |
{ | |
inject: true, | |
template: paths.appBackgroundHtml, | |
filename: 'background.html', | |
excludeChunks: ['popup', 'options'], | |
}, | |
isEnvProduction | |
? { | |
minify: { | |
removeComments: true, | |
collapseWhitespace: true, | |
removeRedundantAttributes: true, | |
useShortDoctype: true, | |
removeEmptyAttributes: true, | |
removeStyleLinkTypeAttributes: true, | |
keepClosingSlash: true, | |
minifyJS: true, | |
minifyCSS: true, | |
minifyURLs: true, | |
}, | |
} | |
: undefined | |
) | |
), | |
// Generates an `options.html` file with the <script> injected. | |
new HtmlWebpackPlugin( | |
Object.assign( | |
{}, | |
{ | |
inject: true, | |
template: paths.appOptionsHtml, | |
filename: 'options.html', | |
excludeChunks: ['popup', 'background'], | |
}, | |
isEnvProduction | |
? { | |
minify: { | |
removeComments: true, | |
collapseWhitespace: true, | |
removeRedundantAttributes: true, | |
useShortDoctype: true, | |
removeEmptyAttributes: true, | |
removeStyleLinkTypeAttributes: true, | |
keepClosingSlash: true, | |
minifyJS: true, | |
minifyCSS: true, | |
minifyURLs: true, | |
}, | |
} | |
: undefined | |
) | |
), | |
// Generates an `index.html` file with the <script> injected. | |
new HtmlWebpackPlugin( | |
Object.assign( | |
{}, | |
{ | |
inject: true, | |
template: paths.appHtml, | |
excludeChunks: ['background', 'options'], | |
}, | |
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/]), | |
// 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(paths.appPath), | |
// 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), | |
// This is necessary to emit hot updates (currently CSS only): | |
isEnvDevelopment && new webpack.HotModuleReplacementPlugin(), | |
// 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(), | |
// If you require a missing module and then `npm install` it, you still have | |
// to restart the development server for webpack to discover it. This plugin | |
// makes the discovery automatic so you don't have to restart. | |
// See https://github.com/facebook/create-react-app/issues/186 | |
isEnvDevelopment && | |
new WatchMissingNodeModulesPlugin(paths.appNodeModules), | |
isEnvProduction && | |
new MiniCssExtractPlugin({ | |
// Options similar to the same options in webpackOptions.output | |
// both options are optional | |
filename: 'static/css/[name].[contenthash:8].css', | |
chunkFilename: 'static/css/[name].[contenthash:8].chunk.css', | |
}), | |
// 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: paths.publicUrlOrPath, | |
generate: (seed, files, entrypoints) => { | |
const manifestFiles = files.reduce((manifest, file) => { | |
manifest[file.name] = file.path; | |
return manifest; | |
}, seed); | |
const entrypointFiles = {}; | |
for (const property in entrypoints) { | |
entrypointFiles[property] = entrypoints[property].filter( | |
fileName => !fileName.endsWith('.map') | |
); | |
} | |
return { | |
files: manifestFiles, | |
entrypoints: entrypointFiles, | |
}; | |
}, | |
}), | |
// Moment.js is an extremely popular library that bundles large locale files | |
// by default due to how webpack interprets its code. This is a practical | |
// solution that requires the user to opt into importing specific locales. | |
// https://github.com/jmblog/how-to-optimize-momentjs-with-webpack | |
// You can remove this if you don't use Moment.js: | |
new webpack.IgnorePlugin(/^\.\/locale$/, /moment$/), | |
// Generate a service worker script that will precache, and keep up to date, | |
// the HTML & assets that are part of the webpack build. | |
isEnvProduction && | |
new WorkboxWebpackPlugin.GenerateSW({ | |
clientsClaim: true, | |
exclude: [/\.map$/, /asset-manifest\.json$/], | |
importWorkboxFrom: 'cdn', | |
navigateFallback: paths.publicUrlOrPath + 'index.html', | |
navigateFallbackBlacklist: [ | |
// Exclude URLs starting with /_, as they're likely an API call | |
new RegExp('^/_'), | |
// Exclude any URLs whose last part seems to be a file extension | |
// as they're likely a resource and not a SPA route. | |
// URLs containing a "?" character won't be blacklisted as they're likely | |
// a route with query params (e.g. auth callbacks). | |
new RegExp('/[^/?]+\\.[^/]+$'), | |
], | |
}), | |
// TypeScript type checking | |
useTypeScript && | |
new ForkTsCheckerWebpackPlugin({ | |
typescript: resolve.sync('typescript', { | |
basedir: paths.appNodeModules, | |
}), | |
async: isEnvDevelopment, | |
useTypescriptIncrementalApi: true, | |
checkSyntacticErrors: true, | |
resolveModuleNameModule: process.versions.pnp | |
? `${__dirname}/pnpTs.js` | |
: undefined, | |
resolveTypeReferenceDirectiveModule: process.versions.pnp | |
? `${__dirname}/pnpTs.js` | |
: undefined, | |
tsconfig: paths.appTsConfig, | |
reportFiles: [ | |
'**', | |
'!**/__tests__/**', | |
'!**/?(*.)(spec|test).*', | |
'!**/src/setupProxy.*', | |
'!**/src/setupTests.*', | |
], | |
silent: true, | |
// The formatter is invoked directly in WebpackDevServerUtils during development | |
formatter: isEnvProduction ? typescriptFormatter : undefined, | |
}), | |
].filter(Boolean), | |
// Some libraries import Node modules but don't use them in the browser. | |
// Tell webpack to provide empty mocks for them so importing them works. | |
node: { | |
module: 'empty', | |
dgram: 'empty', | |
dns: 'mock', | |
fs: 'empty', | |
http2: 'empty', | |
net: 'empty', | |
tls: 'empty', | |
child_process: 'empty', | |
}, | |
// Turn off performance processing because we utilize | |
// our own hints via the FileSizeReporter | |
performance: false, | |
}; | |
}; |
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