1 | // @remove-on-eject-begin
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2 | /**
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3 | * Copyright (c) 2015-present, Facebook, Inc.
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4 | *
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5 | * This source code is licensed under the MIT license found in the
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6 | * LICENSE file in the root directory of this source tree.
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7 | */
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8 | // @remove-on-eject-end
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9 | ;
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10 |
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11 | const path = require('path');
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12 | const webpack = require('webpack');
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13 | const PnpWebpackPlugin = require('pnp-webpack-plugin');
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14 | const HtmlWebpackPlugin = require('html-webpack-plugin');
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15 | const CaseSensitivePathsPlugin = require('case-sensitive-paths-webpack-plugin');
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16 | const InterpolateHtmlPlugin = require('react-dev-utils/InterpolateHtmlPlugin');
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17 | const WatchMissingNodeModulesPlugin = require('react-dev-utils/WatchMissingNodeModulesPlugin');
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18 | const ModuleScopePlugin = require('react-dev-utils/ModuleScopePlugin');
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19 | const getCSSModuleLocalIdent = require('react-dev-utils/getCSSModuleLocalIdent');
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20 | const getClientEnvironment = require('./env');
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21 | const paths = require('./paths');
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22 | const ManifestPlugin = require('webpack-manifest-plugin');
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23 | const ModuleNotFoundPlugin = require('react-dev-utils/ModuleNotFoundPlugin');
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24 | // @remove-on-eject-begin
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25 | const getCacheIdentifier = require('react-dev-utils/getCacheIdentifier');
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26 | // @remove-on-eject-end
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27 | const CircularDependencyPlugin = require('circular-dependency-plugin');
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28 |
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29 | // Webpack uses `publicPath` to determine where the app is being served from.
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30 | // In development, we always serve from the root. This makes config easier.
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31 | const publicPath = '/';
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32 | // `publicUrl` is just like `publicPath`, but we will provide it to our app
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33 | // as %PUBLIC_URL% in `index.html` and `process.env.PUBLIC_URL` in JavaScript.
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34 | // Omit trailing slash as %PUBLIC_PATH%/xyz looks better than %PUBLIC_PATH%xyz.
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35 | const publicUrl = '';
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36 | // Get environment variables to inject into our app.
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37 | const env = getClientEnvironment(publicUrl);
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38 |
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39 | // style files regexes
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40 | const cssModuleRegex = /\.css$/;
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41 | const cssGlobalRegex = /\.global\.css$/;
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42 | const sassModuleRegex = /\.(scss|sass)$/;
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43 | const sassGlobalRegex = /\.global\.(scss|sass)$/;
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44 |
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45 | const babelCacheDirectory = process.env.BABEL_CACHE_DIRECTORY ? path.join(paths.appPath, process.env.BABEL_CACHE_DIRECTORY) : true;
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46 |
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47 | // common function to get style loaders
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48 | const getStyleLoaders = (cssOptions, preProcessor) => {
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49 | const loaders = [
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50 | require.resolve('style-loader'),
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51 | {
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52 | loader: require.resolve('css-loader'),
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53 | options: cssOptions,
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54 | },
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55 | process.env.NODE_ENV === 'test' ? null : {
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56 | // Options for PostCSS as we reference these options twice
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57 | // Adds vendor prefixing based on your specified browser support in
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58 | // package.json
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59 | loader: require.resolve('postcss-loader'),
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60 | options: {
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61 | // Necessary for external CSS imports to work
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62 | // https://github.com/facebook/create-react-app/issues/2677
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63 | ident: 'postcss',
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64 | plugins: () => [
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65 | require('postcss-flexbugs-fixes'),
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66 | require('postcss-preset-env')({
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67 | autoprefixer: {
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68 | flexbox: 'no-2009',
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69 | },
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70 | stage: 3,
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71 | }),
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72 | ],
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73 | },
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74 | },
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75 | ].filter(Boolean);
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76 | if (preProcessor) {
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77 | loaders.push(require.resolve(preProcessor));
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78 | }
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79 | return loaders;
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80 | };
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81 |
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82 | // This is the development configuration.
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83 | // It is focused on developer experience and fast rebuilds.
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84 | // The production configuration is different and lives in a separate file.
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85 | module.exports = {
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86 | mode: 'development',
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87 | // You may want 'eval' instead if you prefer to see the compiled output in DevTools.
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88 | // See the discussion in https://github.com/facebook/create-react-app/issues/343
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89 | devtool: 'cheap-module-source-map',
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90 | // These are the "entry points" to our application.
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91 | // This means they will be the "root" imports that are included in JS bundle.
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92 | entry: [
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93 | // Include an alternative client for WebpackDevServer. A client's job is to
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94 | // connect to WebpackDevServer by a socket and get notified about changes.
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95 | // When you save a file, the client will either apply hot updates (in case
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96 | // of CSS changes), or refresh the page (in case of JS changes). When you
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97 | // make a syntax error, this client will display a syntax error overlay.
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98 | // Note: instead of the default WebpackDevServer client, we use a custom one
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99 | // to bring better experience for Create React App users. You can replace
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100 | // the line below with these two lines if you prefer the stock client:
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101 | // require.resolve('webpack-dev-server/client') + '?/',
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102 | // require.resolve('webpack/hot/dev-server'),
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103 | require.resolve('react-dev-utils/webpackHotDevClient'),
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104 | // Finally, this is your app's code:
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105 | paths.appIndexJs,
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106 | // We include the app code last so that if there is a runtime error during
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107 | // initialization, it doesn't blow up the WebpackDevServer client, and
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108 | // changing JS code would still trigger a refresh.
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109 | ],
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110 | output: {
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111 | // Add /* filename */ comments to generated require()s in the output.
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112 | pathinfo: true,
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113 | // This does not produce a real file. It's just the virtual path that is
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114 | // served by WebpackDevServer in development. This is the JS bundle
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115 | // containing code from all our entry points, and the Webpack runtime.
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116 | filename: 'static/js/bundle.js',
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117 | // There are also additional JS chunk files if you use code splitting.
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118 | chunkFilename: 'static/js/[name].chunk.js',
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119 | // This is the URL that app is served from. We use "/" in development.
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120 | publicPath: publicPath,
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121 | // Point sourcemap entries to original disk location (format as URL on Windows)
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122 | devtoolModuleFilenameTemplate: info =>
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123 | path.resolve(info.absoluteResourcePath).replace(/\\/g, '/'),
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124 | },
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125 | optimization: {
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126 | // Automatically split vendor and commons
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127 | // https://twitter.com/wSokra/status/969633336732905474
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128 | // https://medium.com/webpack/webpack-4-code-splitting-chunk-graph-and-the-splitchunks-optimization-be739a861366
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129 | splitChunks: {
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130 | chunks: 'all',
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131 | name: false,
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132 | },
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133 | // Keep the runtime chunk seperated to enable long term caching
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134 | // https://twitter.com/wSokra/status/969679223278505985
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135 | runtimeChunk: true,
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136 | },
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137 | resolve: {
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138 | // This allows you to set a fallback for where Webpack should look for modules.
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139 | // We placed these paths second because we want `node_modules` to "win"
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140 | // if there are any conflicts. This matches Node resolution mechanism.
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141 | // https://github.com/facebook/create-react-app/issues/253
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142 | modules: ['node_modules'].concat(
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143 | // It is guaranteed to exist because we tweak it in `env.js`
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144 | process.env.NODE_PATH.split(path.delimiter).filter(Boolean)
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145 | ),
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146 | // These are the reasonable defaults supported by the Node ecosystem.
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147 | // We also include JSX as a common component filename extension to support
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148 | // some tools, although we do not recommend using it, see:
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149 | // https://github.com/facebook/create-react-app/issues/290
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150 | // `web` extension prefixes have been added for better support
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151 | // for React Native Web.
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152 | extensions: ['.mjs', '.web.js', '.js', '.json', '.web.jsx', '.jsx'],
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153 | alias: {
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154 | // Support React Native Web
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155 | // https://www.smashingmagazine.com/2016/08/a-glimpse-into-the-future-with-react-native-for-web/
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156 | 'react-native': 'react-native-web',
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157 | },
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158 | plugins: [
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159 | // Adds support for installing with Plug'n'Play, leading to faster installs and adding
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160 | // guards against forgotten dependencies and such.
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161 | PnpWebpackPlugin,
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162 | // Prevents users from importing files from outside of src/ (or node_modules/).
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163 | // This often causes confusion because we only process files within src/ with babel.
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164 | // To fix this, we prevent you from importing files out of src/ -- if you'd like to,
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165 | // please link the files into your node_modules/ and let module-resolution kick in.
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166 | // Make sure your source files are compiled, as they will not be processed in any way.
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167 | new ModuleScopePlugin(paths.appSrc, [paths.appPackageJson]),
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168 | ],
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169 | },
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170 | resolveLoader: {
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171 | plugins: [
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172 | // Also related to Plug'n'Play, but this time it tells Webpack to load its loaders
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173 | // from the current package.
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174 | PnpWebpackPlugin.moduleLoader(module),
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175 | ],
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176 | },
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177 | module: {
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178 | strictExportPresence: true,
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179 | rules: [
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180 | // Disable require.ensure as it's not a standard language feature.
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181 | { parser: { requireEnsure: false } },
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182 |
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183 | // First, run the linter.
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184 | // It's important to do this before Babel processes the JS.
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185 | !process.env.NO_LINT && {
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186 | test: /\.(js|mjs|jsx)$/,
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187 | enforce: 'pre',
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188 | use: [
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189 | {
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190 | options: {
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191 | formatter: require.resolve('react-dev-utils/eslintFormatter'),
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192 | eslintPath: require.resolve('eslint'),
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193 | // @remove-on-eject-begin
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194 | baseConfig: {
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195 | extends: [require.resolve('@saritasa/eslint-config-react-app')],
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196 | settings: { react: { version: '999.999.999' } },
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197 | },
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198 | ignore: false,
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199 | useEslintrc: false,
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200 | // @remove-on-eject-end
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201 | },
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202 | loader: require.resolve('eslint-loader'),
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203 | },
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204 | ],
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205 | include: paths.appSrc,
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206 | },
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207 | {
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208 | // "oneOf" will traverse all following loaders until one will
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209 | // match the requirements. When no loader matches it will fall
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210 | // back to the "file" loader at the end of the loader list.
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211 | oneOf: [
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212 | // "url" loader works like "file" loader except that it embeds assets
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213 | // smaller than specified limit in bytes as data URLs to avoid requests.
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214 | // A missing `test` is equivalent to a match.
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215 | {
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216 | test: [/\.bmp$/, /\.gif$/, /\.jpe?g$/, /\.png$/],
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217 | loader: require.resolve('url-loader'),
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218 | options: {
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219 | limit: 10000,
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220 | name: 'static/media/[name].[hash:8].[ext]',
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221 | },
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222 | },
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223 | // Process application JS with Babel.
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224 | // The preset includes JSX, Flow, and some ESnext features.
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225 | {
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226 | test: /\.(js|mjs|jsx)$/,
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227 | include: paths.appSrc,
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228 | loader: require.resolve('babel-loader'),
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229 | options: {
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230 | customize: require.resolve(
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231 | 'babel-preset-react-app/webpack-overrides'
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232 | ),
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233 | // @remove-on-eject-begin
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234 | babelrc: false,
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235 | configFile: false,
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236 | presets: [require.resolve('@saritasa/babel-preset-react-app')],
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237 | // Make sure we have a unique cache identifier, erring on the
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238 | // side of caution.
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239 | // We remove this when the user ejects because the default
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240 | // is sane and uses Babel options. Instead of options, we use
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241 | // the react-scripts and babel-preset-react-app versions.
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242 | cacheIdentifier: getCacheIdentifier('development', [
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243 | 'babel-plugin-named-asset-import',
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244 | 'babel-preset-react-app',
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245 | 'react-dev-utils',
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246 | '@saritasa/react-scripts',
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247 | ]),
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248 | // @remove-on-eject-end
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249 | plugins: [
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250 | [
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251 | require.resolve('babel-plugin-named-asset-import'),
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252 | {
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253 | loaderMap: {
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254 | svg: {
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255 | ReactComponent: '@svgr/webpack?-prettier,-svgo![path]',
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256 | },
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257 | },
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258 | },
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259 | ],
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260 | ],
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261 | // This is a feature of `babel-loader` for webpack (not Babel itself).
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262 | // It enables caching results in ./node_modules/.cache/babel-loader/
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263 | // directory for faster rebuilds.
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264 | cacheDirectory: babelCacheDirectory,
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265 | // Don't waste time on Gzipping the cache
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266 | cacheCompression: false,
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267 | },
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268 | },
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269 | // Process any JS outside of the app with Babel.
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270 | // Unlike the application JS, we only compile the standard ES features.
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271 | {
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272 | test: /\.(js|mjs)$/,
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273 | exclude: /@babel(?:\/|\\{1,2})runtime/,
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274 | loader: require.resolve('babel-loader'),
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275 | options: {
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276 | babelrc: false,
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277 | configFile: false,
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278 | compact: false,
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279 | presets: [
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280 | [
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281 | require.resolve('@saritasa/babel-preset-react-app/dependencies'),
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282 | { helpers: true },
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283 | ],
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284 | ],
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285 | cacheDirectory: true,
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286 | // Don't waste time on Gzipping the cache
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287 | cacheCompression: false,
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288 | // @remove-on-eject-begin
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289 | cacheIdentifier: getCacheIdentifier('development', [
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290 | 'babel-plugin-named-asset-import',
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291 | 'babel-preset-react-app',
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292 | 'react-dev-utils',
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293 | '@saritasa/react-scripts',
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294 | ]),
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295 | // @remove-on-eject-end
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296 | // If an error happens in a package, it's possible to be
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297 | // because it was compiled. Thus, we don't want the browser
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298 | // debugger to show the original code. Instead, the code
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299 | // being evaluated would be much more helpful.
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300 | sourceMaps: false,
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301 | },
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302 | },
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303 | // "postcss" loader applies autoprefixer to our CSS.
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304 | // "css" loader resolves paths in CSS and adds assets as dependencies.
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305 | // "style" loader turns CSS into JS modules that inject <style> tags.
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306 | // In production, we use a plugin to extract that CSS to a file, but
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307 | // in development "style" loader enables hot editing of CSS.
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308 | // By default we support CSS Modules with the extension .css
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309 | {
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310 | test: cssModuleRegex,
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311 | exclude: cssGlobalRegex,
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312 | use: getStyleLoaders({
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313 | importLoaders: 1,
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314 | modules: true,
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315 | getLocalIdent: getCSSModuleLocalIdent,
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316 | }),
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317 | },
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318 | // Adds support for global CSS
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319 | // using the extension .global.css
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320 | {
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321 | test: cssGlobalRegex,
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322 | use: getStyleLoaders({
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323 | importLoaders: 1,
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324 | }),
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325 | },
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326 | // Opt-in support for SASS (using .scss or .sass extensions).
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327 | // Chains the sass-loader with the css-loader and the style-loader
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328 | // to immediately apply all styles to the DOM.
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329 | // By default we support SASS Modules with the
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330 | // extensions .scss or .sass
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331 | {
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332 | test: sassModuleRegex,
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333 | exclude: sassGlobalRegex,
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334 | use: getStyleLoaders(
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335 | {
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336 | importLoaders: 2,
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337 | modules: true,
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338 | getLocalIdent: getCSSModuleLocalIdent,
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339 | },
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340 | 'sass-loader'
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341 | ),
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342 | },
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343 | // Adds support for CSS Modules, but using SASS
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344 | // using the extension .global.scss or .global.sass
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345 | {
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346 | test: sassGlobalRegex,
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347 | use: getStyleLoaders(
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348 | {
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349 | importLoaders: 2,
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350 | },
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351 | 'sass-loader'
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352 | ),
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353 | },
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354 | // The GraphQL loader preprocesses GraphQL queries in .graphql files.
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355 | {
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356 | test: /\.(graphql)$/,
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357 | loader: 'graphql-tag/loader',
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358 | },
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359 | // "file" loader makes sure those assets get served by WebpackDevServer.
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360 | // When you `import` an asset, you get its (virtual) filename.
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361 | // In production, they would get copied to the `build` folder.
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362 | // This loader doesn't use a "test" so it will catch all modules
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363 | // that fall through the other loaders.
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364 | {
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365 | // Exclude `js` files to keep "css" loader working as it injects
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366 | // its runtime that would otherwise be processed through "file" loader.
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367 | // Also exclude `html` and `json` extensions so they get processed
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368 | // by webpacks internal loaders.
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369 | exclude: [/\.(js|mjs|jsx)$/, /\.html$/, /\.json$/],
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370 | loader: require.resolve('file-loader'),
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371 | options: {
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372 | name: 'static/media/[name].[hash:8].[ext]',
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373 | },
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374 | },
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375 | ],
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376 | },
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377 | // ** STOP ** Are you adding a new loader?
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378 | // Make sure to add the new loader(s) before the "file" loader.
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379 | ].filter(Boolean),
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380 | },
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381 | plugins: [
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382 | // Detects circular dependencies
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383 | process.env.NODE_ENV === 'test' ? null : new CircularDependencyPlugin({
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384 | // exclude detection of files based on a RegExp
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385 | exclude: /node_modules/,
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386 | // add errors to webpack instead of warnings
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387 | failOnError: true,
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388 | // allow import cycles that include an asyncronous import,
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389 | // e.g. via import(/* webpackMode: "weak" */ './file.js')
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390 | allowAsyncCycles: false,
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391 | // set the current working directory for displaying module paths
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392 | cwd: process.cwd(),
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393 | }),
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394 | // Generates an `index.html` file with the <script> injected.
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395 | new HtmlWebpackPlugin({
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396 | inject: true,
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397 | template: paths.appHtml,
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398 | }),
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399 | // Makes some environment variables available in index.html.
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400 | // The public URL is available as %PUBLIC_URL% in index.html, e.g.:
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401 | // <link rel="shortcut icon" href="%PUBLIC_URL%/favicon.ico">
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402 | // In development, this will be an empty string.
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403 | new InterpolateHtmlPlugin(HtmlWebpackPlugin, env.raw),
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404 | // This gives some necessary context to module not found errors, such as
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405 | // the requesting resource.
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406 | process.env.NODE_ENV === 'test' ? null : new ModuleNotFoundPlugin(paths.appPath),
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407 | // Makes some environment variables available to the JS code, for example:
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408 | // if (process.env.NODE_ENV === 'development') { ... }. See `./env.js`.
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409 | new webpack.DefinePlugin(env.stringified),
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410 | // This is necessary to emit hot updates (currently CSS only):
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411 | new webpack.HotModuleReplacementPlugin(),
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412 | // Watcher doesn't work well if you mistype casing in a path so we use
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413 | // a plugin that prints an error when you attempt to do this.
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414 | // See https://github.com/facebook/create-react-app/issues/240
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415 | process.env.NODE_ENV === 'test' ? null : new CaseSensitivePathsPlugin(),
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416 | // If you require a missing module and then `npm install` it, you still have
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417 | // to restart the development server for Webpack to discover it. This plugin
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418 | // makes the discovery automatic so you don't have to restart.
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419 | // See https://github.com/facebook/create-react-app/issues/186
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420 | process.env.NODE_ENV === 'test' ? null : new WatchMissingNodeModulesPlugin(paths.appNodeModules),
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421 | // Moment.js is an extremely popular library that bundles large locale files
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422 | // by default due to how Webpack interprets its code. This is a practical
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423 | // solution that requires the user to opt into importing specific locales.
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424 | // https://github.com/jmblog/how-to-optimize-momentjs-with-webpack
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425 | // You can remove this if you don't use Moment.js:
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426 | new webpack.IgnorePlugin(/^\.\/locale$/, /moment$/),
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427 | // Generate a manifest file which contains a mapping of all asset filenames
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428 | // to their corresponding output file so that tools can pick it up without
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429 | // having to parse `index.html`.
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430 | process.env.NODE_ENV === 'test' ? null : new ManifestPlugin({
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431 | fileName: 'asset-manifest.json',
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432 | publicPath: publicPath,
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433 | }),
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434 | ].filter(Boolean),
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435 |
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436 | // Some libraries import Node modules but don't use them in the browser.
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437 | // Tell Webpack to provide empty mocks for them so importing them works.
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438 | node: {
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439 | dgram: 'empty',
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440 | fs: 'empty',
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441 | net: 'empty',
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442 | tls: 'empty',
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443 | child_process: 'empty',
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444 | },
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445 | // Turn off performance processing because we utilize
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446 | // our own hints via the FileSizeReporter
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447 | performance: false,
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448 | };
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