This commit is contained in:
Francisco Hodge
2019-04-27 22:19:34 -04:00
parent 38cbc0e99c
commit e88d0fdb12
85 changed files with 3644 additions and 333660 deletions
+170 -95
View File
@@ -1,6 +1,7 @@
'use strict';
const fs = require('fs');
const isWsl = require('is-wsl');
const path = require('path');
const webpack = require('webpack');
const resolve = require('resolve');
@@ -8,35 +9,27 @@ const PnpWebpackPlugin = require('pnp-webpack-plugin');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const InlineChunkHtmlPlugin = require('react-dev-utils/InlineChunkHtmlPlugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const OptimizeCSSAssetsPlugin = require('optimize-css-assets-webpack-plugin');
const safePostCssParser = require('postcss-safe-parser');
const InterpolateHtmlPlugin = require('react-dev-utils/InterpolateHtmlPlugin');
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('fork-ts-checker-webpack-plugin-alt');
const ForkTsCheckerWebpackPlugin = require('react-dev-utils/ForkTsCheckerWebpackPlugin');
const typescriptFormatter = require('react-dev-utils/typescriptFormatter');
const getPackageJson = require('./getPackageJson');
const UglifyJsPlugin = require('uglifyjs-webpack-plugin');
const getPackageJson = require('./getPackageJson');
const postcssNormalize = require('postcss-normalize');
// 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;
// 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 === './';
// Source maps are resource heavy and can cause out of memory issue for large source files.
const shouldUseSourceMap = process.env.GENERATE_SOURCEMAP !== 'false';
const shouldUseSourceMap = 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';
// `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);
// Check if TypeScript is setup
const useTypeScript = fs.existsSync(paths.appTsConfig);
@@ -65,10 +58,35 @@ const banner = `
LICENSE file in the root directory of this source tree.
`;
// 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';
// 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);
// common function to get style loaders
const getStyleLoaders = (cssOptions, preProcessor) => {
const loaders = [
{
{
loader: MiniCssExtractPlugin.loader,
options: Object.assign(
{},
@@ -96,56 +114,61 @@ const getStyleLoaders = (cssOptions, preProcessor) => {
},
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: shouldUseSourceMap,
sourceMap: shouldUseSourceMap,
},
},
];
].filter(Boolean);
if (preProcessor) {
loaders.push({
loader: require.resolve(preProcessor),
options: {
sourceMap: shouldUseSourceMap,
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: false,
// In production, we only want to load the app code.
return {
mode: 'production',
// Stop compilation early in production
bail: true,
devtool: false,
// These are the "entry points" to our application.
// This means they will be the "root" imports that are included in JS bundle.
entry: [paths.appLibIndexJs],
output: {
// The build folder.
path: paths.appBuild,
// Generated JS file names (with nested folders).
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.
// We don't currently advertise code splitting but Webpack supports it.
filename: 'simple-keyboard.js',
chunkFilename: 'index.[chunkhash:8].chunk.js',
// In development, it does not produce real files.
filename: 'simple-keyboard.js',
// TODO: remove this when upgrading to webpack 5
futureEmitAssets: true,
// There are also additional JS chunk files if you use code splitting.
chunkFilename: 'index.[chunkhash:8].chunk.js',
// We inferred the "public path" (such as / or /my-project) from homepage.
// We use "/" in development.
publicPath: publicPath,
library: "SimpleKeyboard",
libraryTarget: 'umd',
umdNamedDefine: true,
// Point sourcemap entries to original disk location (format as URL on Windows)
devtoolModuleFilenameTemplate: info =>
path
.relative(paths.appSrcLib, info.absoluteResourcePath)
.replace(/\\/g, '/'),
devtoolModuleFilenameTemplate: info =>
path
.relative(paths.appSrcLib, info.absoluteResourcePath)
.replace(/\\/g, '/'),
},
optimization: {
minimizer: [
// we specify a custom UglifyJsPlugin here to get source maps in production
// we specify a custom UglifyJsPlugin here to get source maps in production
new UglifyJsPlugin({
cache: false,
parallel: false,
@@ -159,23 +182,54 @@ module.exports = {
mangle: false,
compress: false
},
sourceMap: false
// 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: false,
}),
new webpack.BannerPlugin({
banner: banner,
entryOnly: true
})
]
}),
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: 'all',
cacheGroups: {
default: false,
}
},
// Keep the runtime chunk separated to enable long term caching
// https://twitter.com/wSokra/status/969679223278505985
runtimeChunk: false,
},
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)
),
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:
@@ -199,7 +253,7 @@ module.exports = {
// 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.appSrcLib, [paths.appPackageJson]),
new ModuleScopePlugin(paths.appSrc, [paths.appPackageJson]),
],
},
resolveLoader: {
@@ -218,7 +272,7 @@ module.exports = {
// First, run the linter.
// It's important to do this before Babel processes the JS.
{
test: /\.(js|mjs|jsx)$/,
test: /\.(js|mjs|jsx|ts|tsx)$/,
enforce: 'pre',
use: [
{
@@ -237,8 +291,9 @@ module.exports = {
// 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.
// "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'),
@@ -248,11 +303,10 @@ module.exports = {
},
},
// Process application JS with Babel.
// The preset includes JSX, Flow, TypeScript and some ESnext features.
// The preset includes JSX, Flow, TypeScript, and some ESnext features.
{
test: /\.(js|mjs|jsx|ts|tsx)$/,
include: paths.appSrcLib,
loader: require.resolve('babel-loader'),
options: {
customize: require.resolve(
@@ -265,16 +319,18 @@ module.exports = {
{
loaderMap: {
svg: {
ReactComponent: '@svgr/webpack?-prettier,-svgo![path]',
ReactComponent: '@svgr/webpack?-prettier,-svgo,+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,
// Save disk space when time isn't as important
cacheCompression: true,
compact: true,
cacheCompression: true,
compact: true,
},
},
// Process any JS outside of the app with Babel.
@@ -294,8 +350,7 @@ module.exports = {
],
],
cacheDirectory: true,
// Save disk space when time isn't as important
cacheCompression: true,
cacheCompression: true,
// If an error happens in a package, it's possible to be
// because it was compiled. Thus, we don't want the browser
@@ -306,15 +361,17 @@ module.exports = {
},
// "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.
// "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,
loader: getStyleLoaders({
use: getStyleLoaders({
importLoaders: 1,
sourceMap: shouldUseSourceMap,
sourceMap: shouldUseSourceMap,
}),
// Don't consider CSS imports dead code even if the
// containing package claims to have no side effects.
@@ -326,25 +383,23 @@ module.exports = {
// using the extension .module.css
{
test: cssModuleRegex,
loader: getStyleLoaders({
use: getStyleLoaders({
importLoaders: 1,
sourceMap: shouldUseSourceMap,
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.
// 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,
loader: getStyleLoaders(
use: getStyleLoaders(
{
importLoaders: 2,
sourceMap: shouldUseSourceMap,
sourceMap: shouldUseSourceMap,
},
'sass-loader'
),
@@ -358,24 +413,25 @@ module.exports = {
// using the extension .module.scss or .module.sass
{
test: sassModuleRegex,
loader: getStyleLoaders(
use: getStyleLoaders(
{
importLoaders: 2,
sourceMap: shouldUseSourceMap,
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.
// "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
// it's runtime that would otherwise be processed through "file" loader.
// 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$/, /\.json$/],
@@ -391,9 +447,15 @@ module.exports = {
},
plugins: [
// Generates an `index.html` file with the <script> injected.
/*new HtmlWebpackPlugin({
/*new HtmlWebpackPlugin(
Object.assign(
{},
{
inject: true,
template: paths.appHtml,
},
isEnvProduction
? {
minify: {
removeComments: true,
collapseWhitespace: true,
@@ -406,7 +468,10 @@ module.exports = {
minifyCSS: true,
minifyURLs: true,
},
}),*/
}
: undefined
)
),*/
// Inlines the webpack runtime script. This script is too small to warrant
// a network request.
shouldInlineRuntimeChunk &&
@@ -416,20 +481,22 @@ module.exports = {
// <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 was set to production here.
// 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),
new MiniCssExtractPlugin({
// Options similar to the same options in webpackOptions.output
// both options are optional
filename: 'css/simple-keyboard.css',
chunkFilename: 'css/index.[contenthash:8].chunk.css',
filename: 'css/simple-keyboard.css',
chunkFilename: 'css/index.[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
@@ -437,6 +504,16 @@ module.exports = {
/*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
@@ -446,7 +523,8 @@ module.exports = {
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.
/*new WorkboxWebpackPlugin.GenerateSW({
/*isEnvProduction &&
new WorkboxWebpackPlugin.GenerateSW({
clientsClaim: true,
exclude: [/\.map$/, /asset-manifest\.json$/],
importWorkboxFrom: 'cdn',
@@ -460,40 +538,36 @@ module.exports = {
],
}),*/
// TypeScript type checking
fs.existsSync(paths.appTsConfig) &&
useTypeScript &&
new ForkTsCheckerWebpackPlugin({
typescript: resolve.sync('typescript', {
basedir: paths.appNodeModules,
}),
async: false,
async: false,
useTypescriptIncrementalApi: true,
checkSyntacticErrors: true,
tsconfig: paths.appTsConfig,
compilerOptions: {
module: 'esnext',
moduleResolution: 'node',
resolveJsonModule: true,
isolatedModules: true,
noEmit: true,
jsx: 'preserve',
},
reportFiles: [
'**',
'!**/*.json',
'!**/__tests__/**',
'!**/?(*.)(spec|test).*',
'!src/setupProxy.js',
'!src/setupTests.*',
'!**/src/setupProxy.*',
'!**/src/setupTests.*',
],
watch: paths.appSrcLib,
silent: true,
formatter: typescriptFormatter,
// 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',
@@ -502,3 +576,4 @@ module.exports = {
// our own hints via the FileSizeReporter
performance: false,
};
};