484 строки
20 KiB
JavaScript
484 строки
20 KiB
JavaScript
'use strict';
|
|
|
|
const path = require('path');
|
|
const webpack = require('webpack');
|
|
const HtmlWebpackPlugin = require('html-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 SWPrecacheWebpackPlugin = require('sw-precache-webpack-plugin');
|
|
const ModuleScopePlugin = require('react-dev-utils/ModuleScopePlugin');
|
|
const getCSSModuleLocalIdent = require('react-dev-utils/getCSSModuleLocalIdent');
|
|
const paths = require('./paths');
|
|
const getClientEnvironment = require('./env');
|
|
const getCacheIdentifier = require('react-dev-utils/getCacheIdentifier');
|
|
|
|
// 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.
|
|
const publicPath = paths.servedPath;
|
|
// Source maps are resource heavy and can cause out of memory issue for large source files.
|
|
const shouldUseSourceMap = process.env.GENERATE_SOURCEMAP !== 'false';
|
|
// `publicUrl` is just like `publicPath`, but we will provide it 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.
|
|
const publicUrl = publicPath.slice(0, -1);
|
|
// Get environment variables to inject into our app.
|
|
const env = getClientEnvironment(publicUrl);
|
|
|
|
// Assert this just to be safe.
|
|
// Development builds of React are slow and not intended for production.
|
|
if (env.stringified['process.env'].NODE_ENV !== '"production"') {
|
|
throw new Error('Production builds must have NODE_ENV=production.');
|
|
}
|
|
|
|
// style files regexes
|
|
const cssRegex = /\.css$/;
|
|
const cssModuleRegex = /\.module\.css$/;
|
|
const sassRegex = /\.(scss|sass)$/;
|
|
const sassModuleRegex = /\.module\.(scss|sass)$/;
|
|
|
|
// common function to get style loaders
|
|
const getStyleLoaders = (cssOptions, preProcessor) => {
|
|
const loaders = [
|
|
MiniCssExtractPlugin.loader,
|
|
{
|
|
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,
|
|
}),
|
|
],
|
|
sourceMap: shouldUseSourceMap,
|
|
},
|
|
},
|
|
];
|
|
if (preProcessor) {
|
|
loaders.push({
|
|
loader: require.resolve(preProcessor),
|
|
options: {
|
|
sourceMap: shouldUseSourceMap,
|
|
},
|
|
});
|
|
}
|
|
return loaders;
|
|
};
|
|
|
|
// This is the production configuration.
|
|
// It compiles slowly and is focused on producing a fast and minimal bundle.
|
|
// The development configuration is different and lives in a separate file.
|
|
module.exports = {
|
|
mode: 'production',
|
|
// Don't attempt to continue if there are any errors.
|
|
bail: true,
|
|
// We generate sourcemaps in production. This is slow but gives good results.
|
|
// You can exclude the *.map files from the build during deployment.
|
|
devtool: shouldUseSourceMap ? 'source-map' : false,
|
|
// In production, we only want to load the app code.
|
|
entry: [paths.appIndexJs],
|
|
output: {
|
|
// The build folder.
|
|
path: paths.appBuild,
|
|
// Generated JS file names (with nested folders).
|
|
// There will be one main bundle, and one file per asynchronous chunk.
|
|
// We don't currently advertise code splitting but Webpack supports it.
|
|
filename: 'static/js/[name].[chunkhash:8].js',
|
|
chunkFilename: 'static/js/[name].[chunkhash:8].chunk.js',
|
|
// We inferred the "public path" (such as / or /my-project) from homepage.
|
|
publicPath: publicPath,
|
|
// Point sourcemap entries to original disk location (format as URL on Windows)
|
|
devtoolModuleFilenameTemplate: info =>
|
|
path
|
|
.relative(paths.appSrc, info.absoluteResourcePath)
|
|
.replace(/\\/g, '/'),
|
|
},
|
|
optimization: {
|
|
minimizer: [
|
|
new TerserPlugin({
|
|
terserOptions: {
|
|
parse: {
|
|
// we want terser to parse ecma 8 code. However, we don't want it
|
|
// to apply any minfication 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,
|
|
},
|
|
mangle: {
|
|
safari10: true,
|
|
},
|
|
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,
|
|
},
|
|
},
|
|
// Use multi-process parallel running to improve the build speed
|
|
// Default number of concurrent runs: os.cpus().length - 1
|
|
parallel: true,
|
|
// Enable file caching
|
|
cache: true,
|
|
sourceMap: shouldUseSourceMap,
|
|
}),
|
|
new OptimizeCSSAssetsPlugin({
|
|
cssProcessorOptions: { parser: safePostCssParser },
|
|
}),
|
|
],
|
|
// 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 seperated to enable long term caching
|
|
// https://twitter.com/wSokra/status/969679223278505985
|
|
runtimeChunk: true,
|
|
},
|
|
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'].concat(
|
|
// It is guaranteed to exist because we tweak it in `env.js`
|
|
process.env.NODE_PATH.split(path.delimiter).filter(Boolean)
|
|
),
|
|
// 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: ['.web.js', '.js', '.json', '.web.jsx', '.jsx'],
|
|
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',
|
|
},
|
|
plugins: [
|
|
// 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]),
|
|
],
|
|
},
|
|
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|jsx)$/,
|
|
enforce: 'pre',
|
|
use: [
|
|
{
|
|
options: {
|
|
formatter: require.resolve('react-dev-utils/eslintFormatter'),
|
|
eslintPath: require.resolve('eslint'),
|
|
|
|
},
|
|
loader: require.resolve('eslint-loader'),
|
|
},
|
|
],
|
|
include: paths.appSrc,
|
|
},
|
|
{
|
|
// "oneOf" will traverse all following loaders until one will
|
|
// match the requirements. When no loader matches it will fall
|
|
// back to the "file" loader at the end of the loader list.
|
|
oneOf: [
|
|
// "url" loader works just like "file" loader but it also embeds
|
|
// assets smaller than specified size as data URLs to avoid requests.
|
|
{
|
|
test: [/\.bmp$/, /\.gif$/, /\.jpe?g$/, /\.png$/],
|
|
loader: require.resolve('url-loader'),
|
|
options: {
|
|
limit: 10000,
|
|
name: 'static/media/[name].[hash:8].[ext]',
|
|
},
|
|
},
|
|
// Process application JS with Babel.
|
|
// The preset includes JSX, Flow, and some ESnext features.
|
|
{
|
|
test: /\.(js|jsx)$/,
|
|
include: paths.appSrc,
|
|
use: [
|
|
// This loader parallelizes code compilation, it is optional but
|
|
// improves compile time on larger projects
|
|
require.resolve('thread-loader'),
|
|
{
|
|
// We need to use our own loader until `babel-loader` supports
|
|
// customization
|
|
// https://github.com/babel/babel-loader/pull/687
|
|
loader: require.resolve('babel-preset-react-app/loader'),
|
|
options: {
|
|
|
|
plugins: [
|
|
[
|
|
require.resolve('babel-plugin-named-asset-import'),
|
|
{
|
|
loaderMap: {
|
|
svg: {
|
|
ReactComponent:
|
|
'@svgr/webpack?-prettier,-svgo![path]',
|
|
},
|
|
},
|
|
},
|
|
],
|
|
],
|
|
cacheDirectory: true,
|
|
// Save disk space when time isn't as important
|
|
cacheCompression: true,
|
|
compact: true,
|
|
highlightCode: true,
|
|
},
|
|
},
|
|
],
|
|
},
|
|
// Process any JS outside of the app with Babel.
|
|
// Unlike the application JS, we only compile the standard ES features.
|
|
{
|
|
test: /\.js$/,
|
|
exclude: /@babel(?:\/|\\{1,2})runtime/,
|
|
use: [
|
|
// This loader parallelizes code compilation, it is optional but
|
|
// improves compile time on larger projects
|
|
require.resolve('thread-loader'),
|
|
{
|
|
loader: require.resolve('babel-loader'),
|
|
options: {
|
|
babelrc: false,
|
|
compact: false,
|
|
presets: [
|
|
[
|
|
require.resolve('babel-preset-react-app/dependencies'),
|
|
{ helpers: true },
|
|
],
|
|
],
|
|
cacheDirectory: true,
|
|
// Save disk space when time isn't as important
|
|
cacheCompression: true,
|
|
|
|
highlightCode: true,
|
|
// If an error happens in a package, it's possible to be
|
|
// because it was compiled. Thus, we don't want the browser
|
|
// debugger to show the original code. Instead, the code
|
|
// being evaluated would be much more helpful.
|
|
sourceMaps: false,
|
|
},
|
|
},
|
|
],
|
|
},
|
|
// "postcss" loader applies autoprefixer to our CSS.
|
|
// "css" loader resolves paths in CSS and adds assets as dependencies.
|
|
// `MiniCSSExtractPlugin` extracts styles into CSS
|
|
// files. If you use code splitting, async bundles will have their own separate CSS chunk file.
|
|
// By default we support CSS Modules with the extension .module.css
|
|
{
|
|
test: cssRegex,
|
|
exclude: cssModuleRegex,
|
|
loader: getStyleLoaders({
|
|
importLoaders: 1,
|
|
sourceMap: shouldUseSourceMap,
|
|
}),
|
|
},
|
|
// Adds support for CSS Modules (https://github.com/css-modules/css-modules)
|
|
// using the extension .module.css
|
|
{
|
|
test: cssModuleRegex,
|
|
loader: getStyleLoaders({
|
|
importLoaders: 1,
|
|
sourceMap: shouldUseSourceMap,
|
|
modules: true,
|
|
getLocalIdent: getCSSModuleLocalIdent,
|
|
}),
|
|
},
|
|
// Opt-in support for SASS. The logic here is somewhat similar
|
|
// as in the CSS routine, except that "sass-loader" runs first
|
|
// to compile SASS files into CSS.
|
|
// By default we support SASS Modules with the
|
|
// extensions .module.scss or .module.sass
|
|
{
|
|
test: sassRegex,
|
|
exclude: sassModuleRegex,
|
|
loader: getStyleLoaders(
|
|
{
|
|
importLoaders: 2,
|
|
sourceMap: shouldUseSourceMap,
|
|
},
|
|
'sass-loader'
|
|
),
|
|
},
|
|
// Adds support for CSS Modules, but using SASS
|
|
// using the extension .module.scss or .module.sass
|
|
{
|
|
test: sassModuleRegex,
|
|
loader: getStyleLoaders(
|
|
{
|
|
importLoaders: 2,
|
|
sourceMap: shouldUseSourceMap,
|
|
modules: true,
|
|
getLocalIdent: getCSSModuleLocalIdent,
|
|
},
|
|
'sass-loader'
|
|
),
|
|
},
|
|
// "file" loader makes sure assets end up in the `build` folder.
|
|
// When you `import` an asset, you get its filename.
|
|
// 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
|
|
// it's 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|jsx)$/, /\.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({
|
|
inject: true,
|
|
template: paths.appHtml,
|
|
minify: {
|
|
removeComments: true,
|
|
collapseWhitespace: true,
|
|
removeRedundantAttributes: true,
|
|
useShortDoctype: true,
|
|
removeEmptyAttributes: true,
|
|
removeStyleLinkTypeAttributes: true,
|
|
keepClosingSlash: true,
|
|
minifyJS: true,
|
|
minifyCSS: true,
|
|
minifyURLs: true,
|
|
},
|
|
}),
|
|
// Inlines the webpack runtime script. This script is too small to warrant
|
|
// a network request.
|
|
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="shortcut icon" href="%PUBLIC_URL%/favicon.ico">
|
|
// In production, 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),
|
|
// 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 was set to production here.
|
|
// Otherwise React will be compiled in the very slow development mode.
|
|
new webpack.DefinePlugin(env.stringified),
|
|
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 a manifest file which contains a mapping of all asset filenames
|
|
// to their corresponding output file so that tools can pick it up without
|
|
// having to parse `index.html`.
|
|
new ManifestPlugin({
|
|
fileName: 'asset-manifest.json',
|
|
publicPath: publicPath,
|
|
}),
|
|
// Generate a service worker script that will precache, and keep up to date,
|
|
// the HTML & assets that are part of the Webpack build.
|
|
new SWPrecacheWebpackPlugin({
|
|
// By default, a cache-busting query parameter is appended to requests
|
|
// used to populate the caches, to ensure the responses are fresh.
|
|
// If a URL is already hashed by Webpack, then there is no concern
|
|
// about it being stale, and the cache-busting can be skipped.
|
|
dontCacheBustUrlsMatching: /\.\w{8}\./,
|
|
filename: 'service-worker.js',
|
|
logger(message) {
|
|
if (message.indexOf('Total precache size is') === 0) {
|
|
// This message occurs for every build and is a bit too noisy.
|
|
return;
|
|
}
|
|
if (message.indexOf('Skipping static resource') === 0) {
|
|
// This message obscures real errors so we ignore it.
|
|
// https://github.com/facebook/create-react-app/issues/2612
|
|
return;
|
|
}
|
|
console.log(message);
|
|
},
|
|
minify: true,
|
|
// For unknown URLs, fallback to the index page
|
|
navigateFallback: publicUrl + '/index.html',
|
|
// Ignores URLs starting from /__ (useful for Firebase):
|
|
// https://github.com/facebookincubator/create-react-app/issues/2237#issuecomment-302693219
|
|
navigateFallbackWhitelist: [/^(?!\/__).*/],
|
|
// Don't precache sourcemaps (they're large) and build asset manifest:
|
|
staticFileGlobsIgnorePatterns: [/\.map$/, /asset-manifest\.json$/],
|
|
// Disabling skipWaiting ensures better compatibility with web apps that
|
|
// use deferred or lazy-loading, at the expense of "keeping around" the
|
|
// previously cached version of your web app until all open instances have
|
|
// been closed.
|
|
// See https://developers.google.com/web/fundamentals/primers/service-workers/lifecycle#skip_the_waiting_phase
|
|
skipWaiting: false,
|
|
}),
|
|
// 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$/, /moment$/),
|
|
],
|
|
// 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: {
|
|
dgram: 'empty',
|
|
fs: 'empty',
|
|
net: 'empty',
|
|
tls: 'empty',
|
|
child_process: 'empty',
|
|
},
|
|
// Turn off performance processing because we utilize
|
|
// our own hints via the FileSizeReporter
|
|
performance: false,
|
|
};
|