react-app-shell
Version:
react打包脚本和example, 这里的版本请忽略
751 lines (726 loc) • 33.1 kB
JavaScript
// @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
;
const fs = require("fs");
const isWsl = require("is-wsl");
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 ScriptExtHtmlWebpackPlugin = require('script-ext-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 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");
// px 和 rem 转换
const px2rem = require("postcss-plugin-px2rem");
// 进度条
const ProgressBarPlugin = require("progress-bar-webpack-plugin");
// gzip, 生产环境开启
const CompressionWebpackPlugin = require("compression-webpack-plugin");
// 打包代码分析
const {BundleAnalyzerPlugin} = require('webpack-bundle-analyzer');
// lodash 按需加载
const LodashModuleReplacementPlugin = require('lodash-webpack-plugin');
const paths = require("./paths");
const modules = require("./modules");
// console.log('webpack.config.js >>> paths', paths);
const getClientEnvironment = require("./env");
const babelConfig = require("./babel.config");
// 是否开启打包代码分析
const shouldAnalyzer = process.env.ANALYZER === "true";
// 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";
// Check if TypeScript is setup
const useTypeScript = fs.existsSync(paths.appTsConfig);
// console.log('useTypeScript', useTypeScript);
/**
* 环境变量
*/
const NODE_ENV = process.env.NODE_ENV;
// console.log('NODE_ENV', NODE_ENV);
const isEnvDevelopment = NODE_ENV === "development";
const isEnvProduction = NODE_ENV !== "development";
// 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.
// In development, we always serve from the root. This makes config easier.
const publicPath = isEnvProduction ? paths.servedPath : isEnvDevelopment && "/";
// Some apps do not use client-side routing with pushState.
// For these, "homepage" can be set to "." to enable relative asset paths.
const shouldUseRelativeAssetPaths = publicPath === "./";
// `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 = isEnvProduction ? publicPath.slice(0, -1) : isEnvDevelopment && "";
// Get environment variables to inject into our app.
const env = getClientEnvironment(publicUrl);
/******************************************** loki.config.js 配置 *******************************************/
// 约定的配置文件
const lokiConfig = require('./loki.config');
// 根据 loki.config.js >>> resourcePath 配置, 判断静态资源是否使用了cdn配置
const useCdn = !!(lokiConfig.resourcePath && lokiConfig.resourcePath[NODE_ENV]);
// 平台是移动端, 则转换px到rem
const isPx2Rem = lokiConfig.platform === "mobile";
// 根据环境变量获取静态资源路径配置
const resourcePath = (lokiConfig.resourcePath && lokiConfig.resourcePath[NODE_ENV]) || {
// 默认使用 publicPath 作为相对路径
staticPath: publicPath,
imgPath: publicPath,
mediaPath: publicPath
};
// 自定义别名
const customAlias = lokiConfig.alias || {};
/******************************************** loki.config.js 配置 *******************************************/
// This is the production and development configuration.
// It is focused on developer experience, fast rebuilds, and a minimal bundle.
module.exports = function () {
// common function to get style loaders
const getStyleLoaders = (cssOptions, {preProcessor, isPx2Rem} = {}) => {
// postcss 插件
const postcssPlugins = [
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()
];
// 添加 px2rem插件
isPx2Rem && postcssPlugins.push(px2rem({rootValue: 75, minPixelValue: 3, exclude: /(node_module)/,}));
const loaders = [
isEnvDevelopment && require.resolve('style-loader'),
isEnvProduction && {
loader: MiniCssExtractPlugin.loader,
options: shouldUseRelativeAssetPaths ? {publicPath: '../../'} : {},
},
// {
// loader: MiniCssExtractPlugin.loader,
// options: shouldUseRelativeAssetPaths ? { 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: postcssPlugins,
sourceMap: isEnvProduction && shouldUseSourceMap
}
}
].filter(Boolean);
if (preProcessor) {
if (preProcessor === "less-loader") {
loaders.push({
loader: require.resolve("less-loader"),
options: {
javascriptEnabled: true
}
});
} else {
loaders.push({
loader: require.resolve(preProcessor),
options: {
sourceMap: isEnvProduction && shouldUseSourceMap
}
});
}
}
return loaders;
};
let jsFilename = "static/js/bundle.js";
let jsChunkFileName = "static/js/[name].chunk.js";
let cssFilename = '';
let cssChunkFilename = '';
if (isEnvProduction) {
// !!!使用cdn和不使用cdn 资源文件的路径不一致
if (useCdn) {
jsFilename = "js/[name].[contenthash:8].js";
jsChunkFileName = "js/[name].[contenthash:8].chunk.js";
cssFilename = "css/[name].[contenthash:8].css";
cssChunkFilename = "css/[name].[contenthash:8].chunk.css";
} else {
jsFilename = "static/js/[name].[contenthash:8].js";
jsChunkFileName = "static/js/[name].[contenthash:8].chunk.js";
cssFilename = "static/css/[name].[contenthash:8].css";
cssChunkFilename = "static/css/[name].[contenthash:8].chunk.css";
}
}
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: [
// Include an alternative client for WebpackDevServer. A client's job is to
// connect to WebpackDevServer by a socket and get notified about changes.
// When you save a file, the client will either apply hot updates (in case
// of CSS changes), or refresh the page (in case of JS changes). When you
// make a syntax error, this client will display a syntax error overlay.
// Note: instead of the default WebpackDevServer client, we use a custom one
// to bring better experience for Create React App users. You can replace
// the line below with these two lines if you prefer the stock client:
// require.resolve('webpack-dev-server/client') + '?/',
// require.resolve('webpack/hot/dev-server'),
isEnvDevelopment && require.resolve("react-dev-utils/webpackHotDevClient"),
// Finally, this is your app's code:
paths.appIndexJs
// We include the app code last so that if there is a runtime error during
// initialization, it doesn't blow up the WebpackDevServer client, and
// changing JS code would still trigger a refresh.
].filter(Boolean),
output: {
// The build folder.
// path: isEnvProduction ? paths.appBuild : undefined,
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: jsFilename,
// TODO: remove this when upgrading to webpack 5
futureEmitAssets: true,
// There are also additional JS chunk files if you use code splitting.
chunkFilename: jsChunkFileName,
// We inferred the "public path" (such as / or /my-project) from homepage.
// We use "/" in development.
publicPath: resourcePath.staticPath,
// 解决 js跨域, window.onerror 捕获错误日志的问题
// 不带凭据(credential)启用跨域加载, 支持js资源cdn部署
crossOriginLoading: useCdn ? 'anonymous' : false,
// 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, "/"))
},
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 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,
// Disabled because of an issue with Terser breaking valid code:
// https://github.com/facebook/create-react-app/issues/5250
// Pending futher investigation:
// https://github.com/terser-js/terser/issues/120
inline: 2,
drop_console: NODE_ENV === "production",
},
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
// Disabled on WSL (Windows Subsystem for Linux) due to an issue with Terser
// https://github.com/webpack-contrib/terser-webpack-plugin/issues/21
parallel: !isWsl,
// Enable file caching
cache: 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
}
})
],
// 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: "initial", // 可填 async, initial, all. 顾名思义，async针对异步加载的chunk做切割，initial针对初始chunk，all针对所有chunk
name: true, // chunk的名字，如果设成true，会根据被提取的chunk自动生成
minSize: 30000, // 我们切割完要生成的新chunk要>30kb，否则不生成新chunk
minChunks: 1, // 共享该module的最小chunk数
maxAsyncRequests: 5, // 在做一次按需加载的时候最多有多少个异步请求，为 1 的时候就不会抽取公共 chunk 了
maxInitialRequests: 3, // 针对一个 entry 做初始化模块分隔的时候的最大文件数，优先级高于 cacheGroup，所以为 1 的时候就不会抽取 initial common 了
automaticNameDelimiter: "-", // 名字中间的间隔符
cacheGroups: {
vendor: {
name: "vendor",
test: /[\\/]node_modules[\\/]/, // node_modules内的依赖库
chunks: "all",
priority: 20,
enforce: true
},
common: {
name: "common",
chunks: "initial",
priority: 10, // 优先级高的chunk为被优先选择, 优先级一样的话，size大的优先被选择
minChunks: 2, // 共享该module的最小chunk数
reuseExistingChunk: true // 当module未变时，是否可以使用之前的chunk
}
}
},
// Keep the runtime chunk separated to enable long term caching
// https://twitter.com/wSokra/status/969679223278505985
runtimeChunk: {
name: "runtime"
}
},
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 => `.${ext}`)
.filter(ext => useTypeScript || !ext.includes("ts")),
alias: customAlias,
plugins: [
// Adds support for installing with Plug'n'Play, leading to faster installs and adding
// guards against forgotten dependencies and such.
PnpWebpackPlugin,
// Prevents users from importing files from outside of src/ (or node_modules/).
// This often causes confusion because we only process files within src/ with babel.
// To fix this, we prevent you from importing files out of src/ -- if you'd like to,
// please link the files into your node_modules/ and let module-resolution kick in.
// Make sure your source files are compiled, as they will not be processed in any way.
new ModuleScopePlugin(paths.appSrc, [paths.appPackageJson])
]
},
resolveLoader: {
plugins: [
// Also related to Plug'n'Play, but this time it tells Webpack to load its loaders
// from the current package.
PnpWebpackPlugin.moduleLoader(module)
]
},
module: {
strictExportPresence: true,
rules: [
// Disable require.ensure as it's not a standard language feature.
{parser: {requireEnsure: false}},
{
// "oneOf" will traverse all following loaders until one will
// match the requirements. When no loader matches it will fall
// back to the "file" loader at the end of the loader list.
oneOf: [
// "url" loader works like "file" loader except that it embeds assets
// smaller than specified limit in bytes as data URLs to avoid requests.
// A missing `test` is equivalent to a match.
{
test: [/\.bmp$/, /\.gif$/, /\.jpe?g$/, /\.png$/],
use: [
{
loader: require.resolve('url-loader'),
options: {
limit: 10000,
name: useCdn ? 'img/[name].[hash:8].[ext]' : 'static/img/[name].[hash:8].[ext]',
// name: "static/img/[name].[hash:8].[ext]",
publicPath: url => {
return resourcePath.imgPath + url;
}
}
}
]
},
// Process application JS with Babel.
// The preset includes JSX, Flow, TypeScript, and some ESnext features.
{
test: /\.(js|mjs|jsx|ts|tsx)$/,
include: paths.appSrc,
loader: require.resolve("babel-loader"),
options: {
// 通过 configFile 配置失败, 路径存在问题, Cannot find module 'babel-plugin-import'
// configFile: path.resolve(paths.ownPath, 'config', 'babel.config.js'),
presets: babelConfig.presets,
customize: require.resolve("babel-preset-react-app/webpack-overrides"),
// 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"
]
),
/**
* 合并自定义plugins
*/
plugins: [
[
require.resolve("babel-plugin-named-asset-import"),
{
loaderMap: {
svg: {
ReactComponent: "@svgr/webpack?-svgo,+ref![path]"
}
}
}
]
].concat(babelConfig.plugins),
// 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,
cacheCompression: isEnvProduction,
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)$/,
exclude: /@babel(?:\/|\\{1,2})runtime/,
loader: require.resolve("babel-loader"),
options: {
babelrc: false,
configFile: false,
compact: false,
presets: [
[require.resolve("babel-preset-react-app/dependencies"), {helpers: true}]
],
cacheDirectory: true,
cacheCompression: isEnvProduction,
// @remove-on-eject-begin
cacheIdentifier: getCacheIdentifier(
isEnvProduction ? "production" : isEnvDevelopment && "development",
[
"babel-plugin-named-asset-import",
"babel-preset-react-app",
"react-dev-utils",
"react-scripts"
]
),
// @remove-on-eject-end
// If an error happens in a package, it's possible to be
// because it was compiled. Thus, we don't want the browser
// debugger to show the original code. Instead, the code
// being evaluated would be much more helpful.
sourceMaps: false
}
},
/**
* node_modules 目录下的css和less
*/
{
test: /\.(css|less)$/,
include: paths.appNodeModules,
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
},
/**
* 处理本地移动端样式，开启css-modules
*/
{
test: /\.(css|less)$/,
exclude: paths.appNodeModules,
include: /\.(css|less)$/,
use: getStyleLoaders(
{
modules: true,
importLoaders: 1,
localIdentName: "[local]--[hash:base64:5]",
// minimize: true,
sourceMap: shouldUseSourceMap
},
{
preProcessor: "less-loader",
isPx2Rem: isPx2Rem
}
),
// 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
},
// "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$/],
options: {
name: useCdn ? "media/[name].[hash:8].[ext]" : "static/media/[name].[hash:8].[ext]",
// name: "static/media/[name].[hash:8].[ext]",
publicPath: url => {
return resourcePath.imgPath + url;
}
}
},
// ** STOP ** Are you adding a new loader?
// Make sure to add the new loader(s) before the "file" loader.
]
}
]
},
plugins: [
new ProgressBarPlugin(),
// Generates an `index.html` file with the <script> injected.
new HtmlWebpackPlugin(
Object.assign(
{},
{
inject: true,
template: paths.appHtml,
autoInject: true, // 兼容老版本, 该变量已作废
env: NODE_ENV, // 注入环境变量
staticPath: resourcePath.staticPath // css 和 js cdn域名和二级目录, 兼容老版本, 该变量已作废
},
isEnvProduction
? {
minify: {
removeComments: true,
collapseWhitespace: true,
removeRedundantAttributes: true,
useShortDoctype: true,
removeEmptyAttributes: true,
removeStyleLinkTypeAttributes: true,
keepClosingSlash: true,
minifyJS: true,
minifyCSS: true,
minifyURLs: true
}
}
: undefined
)
),
// 解决 js跨域, window.onerror 捕获错误日志的问题
useCdn && new ScriptExtHtmlWebpackPlugin({
custom: {
test: /\.js$/,
attribute: 'crossOrigin',
value: 'anonymous'
}
}),
// Inlines the webpack runtime script. This script is too small to warrant
// a network request.
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="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.
// In development, this will be an empty string.
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: cssFilename,
chunkFilename: cssChunkFilename,
ignoreOrder: true, // Enable to remove warnings about conflicting order
}),
// // 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: (seed, files) => {
// const manifestFiles = files.reduce(function (manifest, file) {
// manifest[file.name] = file.path;
// return manifest;
// }, seed);
//
// return {
// files: manifestFiles
// };
// }
// }),
// 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: publicUrl + '/index.html',
// navigateFallbackBlacklist: [
// // Exclude URLs starting with /_, as they're likely an API call
// new RegExp('^/_'),
// // Exclude URLs containing a dot, as they're likely a resource in
// // public/ and not a SPA route
// 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
? `${__dirname}/pnpTs.js`
: undefined,
tsconfig: paths.appTsConfig,
reportFiles: [
"**",
"!**/__tests__/**",
"!**/?(*.)(spec|test).*",
"!**/src/setupProxy.*",
"!**/src/setupTests.*"
],
watch: paths.appSrc,
silent: true,
// The formatter is invoked directly in WebpackDevServerUtils during development
formatter: isEnvProduction ? typescriptFormatter : undefined
}),
// 生产环境开启 gzip 压缩
NODE_ENV === "production" &&
new CompressionWebpackPlugin({
test: new RegExp("\\.(js|css)$"),
filename: "[path].gz[query]",
algorithm: "gzip",
threshold: 10240,
minRatio: 0.8
}),
// 代码分析
shouldAnalyzer && new BundleAnalyzerPlugin(),
// lodash 按需加载
new LodashModuleReplacementPlugin({
'collections': true,
'shorthands': true
}),
].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
};
};