Create react scripts ejection; replace Chart.js for VQA feature

config/env.js

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+'use strict'
+
+const fs = require('fs')
+const path = require('path')
+const paths = require('./paths')
+
+// Make sure that including paths.js after env.js will read .env variables.
+delete require.cache[require.resolve('./paths')]
+
+const NODE_ENV = process.env.NODE_ENV
+if (!NODE_ENV) {
+  throw new Error(
+    'The NODE_ENV environment variable is required but was not specified.'
+  )
+}
+
+// https://github.com/bkeepers/dotenv#what-other-env-files-can-i-use
+const dotenvFiles = [
+  `${paths.dotenv}.${NODE_ENV}.local`,
+  // Don't include `.env.local` for `test` environment
+  // since normally you expect tests to produce the same
+  // results for everyone
+  NODE_ENV !== 'test' && `${paths.dotenv}.local`,
+  `${paths.dotenv}.${NODE_ENV}`,
+  paths.dotenv
+].filter(Boolean)
+
+// Load environment variables from .env* files. Suppress warnings using silent
+// if this file is missing. dotenv will never modify any environment variables
+// that have already been set.  Variable expansion is supported in .env files.
+// https://github.com/motdotla/dotenv
+// https://github.com/motdotla/dotenv-expand
+dotenvFiles.forEach(dotenvFile => {
+  if (fs.existsSync(dotenvFile)) {
+    require('dotenv-expand')(
+      require('dotenv').config({
+        path: dotenvFile
+      })
+    )
+  }
+})
+
+// We support resolving modules according to `NODE_PATH`.
+// This lets you use absolute paths in imports inside large monorepos:
+// https://github.com/facebook/create-react-app/issues/253.
+// It works similar to `NODE_PATH` in Node itself:
+// https://nodejs.org/api/modules.html#modules_loading_from_the_global_folders
+// Note that unlike in Node, only *relative* paths from `NODE_PATH` are honored.
+// Otherwise, we risk importing Node.js core modules into an app instead of webpack shims.
+// https://github.com/facebook/create-react-app/issues/1023#issuecomment-265344421
+// We also resolve them to make sure all tools using them work consistently.
+const appDirectory = fs.realpathSync(process.cwd())
+process.env.NODE_PATH = (process.env.NODE_PATH || '')
+  .split(path.delimiter)
+  .filter(folder => folder && !path.isAbsolute(folder))
+  .map(folder => path.resolve(appDirectory, folder))
+  .join(path.delimiter)
+
+// Grab NODE_ENV and REACT_APP_* environment variables and prepare them to be
+// injected into the application via DefinePlugin in webpack configuration.
+const REACT_APP = /^REACT_APP_/i
+
+function getClientEnvironment (publicUrl) {
+  const raw = Object.keys(process.env)
+    .filter(key => REACT_APP.test(key))
+    .reduce(
+      (env, key) => {
+        env[key] = process.env[key]
+        return env
+      },
+      {
+        // Useful for determining whether we’re running in production mode.
+        // Most importantly, it switches React into the correct mode.
+        NODE_ENV: process.env.NODE_ENV || 'development',
+        // Useful for resolving the correct path to static assets in `public`.
+        // For example, <img src={process.env.PUBLIC_URL + '/img/logo.png'} />.
+        // This should only be used as an escape hatch. Normally you would put
+        // images into the `src` and `import` them in code to get their paths.
+        PUBLIC_URL: publicUrl,
+        // We support configuring the sockjs pathname during development.
+        // These settings let a developer run multiple simultaneous projects.
+        // They are used as the connection `hostname`, `pathname` and `port`
+        // in webpackHotDevClient. They are used as the `sockHost`, `sockPath`
+        // and `sockPort` options in webpack-dev-server.
+        WDS_SOCKET_HOST: process.env.WDS_SOCKET_HOST,
+        WDS_SOCKET_PATH: process.env.WDS_SOCKET_PATH,
+        WDS_SOCKET_PORT: process.env.WDS_SOCKET_PORT,
+        // Whether or not react-refresh is enabled.
+        // It is defined here so it is available in the webpackHotDevClient.
+        FAST_REFRESH: process.env.FAST_REFRESH !== 'false'
+      }
+    )
+  // Stringify all values so we can feed into webpack DefinePlugin
+  const stringified = {
+    'process.env': Object.keys(raw).reduce((env, key) => {
+      env[key] = JSON.stringify(raw[key])
+      return env
+    }, {})
+  }
+
+  return { raw, stringified }
+}
+
+module.exports = getClientEnvironment

config/getHttpsConfig.js

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+'use strict'
+
+const fs = require('fs')
+const path = require('path')
+const crypto = require('crypto')
+const chalk = require('react-dev-utils/chalk')
+const paths = require('./paths')
+
+// Ensure the certificate and key provided are valid and if not
+// throw an easy to debug error
+function validateKeyAndCerts ({ cert, key, keyFile, crtFile }) {
+  let encrypted
+  try {
+    // publicEncrypt will throw an error with an invalid cert
+    encrypted = crypto.publicEncrypt(cert, Buffer.from('test'))
+  } catch (err) {
+    throw new Error(
+      `The certificate "${chalk.yellow(crtFile)}" is invalid.\n${err.message}`
+    )
+  }
+
+  try {
+    // privateDecrypt will throw an error with an invalid key
+    crypto.privateDecrypt(key, encrypted)
+  } catch (err) {
+    throw new Error(
+      `The certificate key "${chalk.yellow(keyFile)}" is invalid.\n${
+        err.message
+      }`
+    )
+  }
+}
+
+// Read file and throw an error if it doesn't exist
+function readEnvFile (file, type) {
+  if (!fs.existsSync(file)) {
+    throw new Error(
+      `You specified ${chalk.cyan(
+        type
+      )} in your env, but the file "${chalk.yellow(file)}" can't be found.`
+    )
+  }
+  return fs.readFileSync(file)
+}
+
+// Get the https config
+// Return cert files if provided in env, otherwise just true or false
+function getHttpsConfig () {
+  const { SSL_CRT_FILE, SSL_KEY_FILE, HTTPS } = process.env
+  const isHttps = HTTPS === 'true'
+
+  if (isHttps && SSL_CRT_FILE && SSL_KEY_FILE) {
+    const crtFile = path.resolve(paths.appPath, SSL_CRT_FILE)
+    const keyFile = path.resolve(paths.appPath, SSL_KEY_FILE)
+    const config = {
+      cert: readEnvFile(crtFile, 'SSL_CRT_FILE'),
+      key: readEnvFile(keyFile, 'SSL_KEY_FILE')
+    }
+
+    validateKeyAndCerts({ ...config, keyFile, crtFile })
+    return config
+  }
+  return isHttps
+}
+
+module.exports = getHttpsConfig

config/jest/babelTransform.js

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+'use strict'
+
+const babelJest = require('babel-jest').default
+
+const hasJsxRuntime = (() => {
+  if (process.env.DISABLE_NEW_JSX_TRANSFORM === 'true') {
+    return false
+  }
+
+  try {
+    require.resolve('react/jsx-runtime')
+    return true
+  } catch (e) {
+    return false
+  }
+})()
+
+module.exports = babelJest.createTransformer({
+  presets: [
+    [
+      require.resolve('babel-preset-react-app'),
+      {
+        runtime: hasJsxRuntime ? 'automatic' : 'classic'
+      }
+    ]
+  ],
+  babelrc: false,
+  configFile: false
+})

config/jest/cssTransform.js

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+'use strict'
+
+// This is a custom Jest transformer turning style imports into empty objects.
+// http://facebook.github.io/jest/docs/en/webpack.html
+
+module.exports = {
+  process () {
+    return 'module.exports = {};'
+  },
+  getCacheKey () {
+    // The output is always the same.
+    return 'cssTransform'
+  }
+}

config/jest/fileTransform.js

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+'use strict'
+
+const path = require('path')
+const camelcase = require('camelcase')
+
+// This is a custom Jest transformer turning file imports into filenames.
+// http://facebook.github.io/jest/docs/en/webpack.html
+
+module.exports = {
+  process (src, filename) {
+    const assetFilename = JSON.stringify(path.basename(filename))
+
+    if (filename.match(/\.svg$/)) {
+      // Based on how SVGR generates a component name:
+      // https://github.com/smooth-code/svgr/blob/01b194cf967347d43d4cbe6b434404731b87cf27/packages/core/src/state.js#L6
+      const pascalCaseFilename = camelcase(path.parse(filename).name, {
+        pascalCase: true
+      })
+      const componentName = `Svg${pascalCaseFilename}`
+      return `const React = require('react');
+      module.exports = {
+        __esModule: true,
+        default: ${assetFilename},
+        ReactComponent: React.forwardRef(function ${componentName}(props, ref) {
+          return {
+            $$typeof: Symbol.for('react.element'),
+            type: 'svg',
+            ref: ref,
+            key: null,
+            props: Object.assign({}, props, {
+              children: ${assetFilename}
+            })
+          };
+        }),
+      };`
+    }
+
+    return `module.exports = ${assetFilename};`
+  }
+}

config/modules.js

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+'use strict'
+
+const fs = require('fs')
+const path = require('path')
+const paths = require('./paths')
+const chalk = require('react-dev-utils/chalk')
+const resolve = require('resolve')
+
+/**
+ * Get additional module paths based on the baseUrl of a compilerOptions object.
+ *
+ * @param {Object} options
+ */
+function getAdditionalModulePaths (options = {}) {
+  const baseUrl = options.baseUrl
+
+  if (!baseUrl) {
+    return ''
+  }
+
+  const baseUrlResolved = path.resolve(paths.appPath, baseUrl)
+
+  // We don't need to do anything if `baseUrl` is set to `node_modules`. This is
+  // the default behavior.
+  if (path.relative(paths.appNodeModules, baseUrlResolved) === '') {
+    return null
+  }
+
+  // Allow the user set the `baseUrl` to `appSrc`.
+  if (path.relative(paths.appSrc, baseUrlResolved) === '') {
+    return [paths.appSrc]
+  }
+
+  // If the path is equal to the root directory we ignore it here.
+  // We don't want to allow importing from the root directly as source files are
+  // not transpiled outside of `src`. We do allow importing them with the
+  // absolute path (e.g. `src/Components/Button.js`) but we set that up with
+  // an alias.
+  if (path.relative(paths.appPath, baseUrlResolved) === '') {
+    return null
+  }
+
+  // Otherwise, throw an error.
+  throw new Error(
+    chalk.red.bold(
+      "Your project's `baseUrl` can only be set to `src` or `node_modules`." +
+        ' Create React App does not support other values at this time.'
+    )
+  )
+}
+
+/**
+ * Get webpack aliases based on the baseUrl of a compilerOptions object.
+ *
+ * @param {*} options
+ */
+function getWebpackAliases (options = {}) {
+  const baseUrl = options.baseUrl
+
+  if (!baseUrl) {
+    return {}
+  }
+
+  const baseUrlResolved = path.resolve(paths.appPath, baseUrl)
+
+  if (path.relative(paths.appPath, baseUrlResolved) === '') {
+    return {
+      src: paths.appSrc
+    }
+  }
+}
+
+/**
+ * Get jest aliases based on the baseUrl of a compilerOptions object.
+ *
+ * @param {*} options
+ */
+function getJestAliases (options = {}) {
+  const baseUrl = options.baseUrl
+
+  if (!baseUrl) {
+    return {}
+  }
+
+  const baseUrlResolved = path.resolve(paths.appPath, baseUrl)
+
+  if (path.relative(paths.appPath, baseUrlResolved) === '') {
+    return {
+      '^src/(.*)$': '<rootDir>/src/$1'
+    }
+  }
+}
+
+function getModules () {
+  // Check if TypeScript is setup
+  const hasTsConfig = fs.existsSync(paths.appTsConfig)
+  const hasJsConfig = fs.existsSync(paths.appJsConfig)
+
+  if (hasTsConfig && hasJsConfig) {
+    throw new Error(
+      'You have both a tsconfig.json and a jsconfig.json. If you are using TypeScript please remove your jsconfig.json file.'
+    )
+  }
+
+  let config
+
+  // If there's a tsconfig.json we assume it's a
+  // TypeScript project and set up the config
+  // based on tsconfig.json
+  if (hasTsConfig) {
+    const ts = require(resolve.sync('typescript', {
+      basedir: paths.appNodeModules
+    }))
+    config = ts.readConfigFile(paths.appTsConfig, ts.sys.readFile).config
+    // Otherwise we'll check if there is jsconfig.json
+    // for non TS projects.
+  } else if (hasJsConfig) {
+    config = require(paths.appJsConfig)
+  }
+
+  config = config || {}
+  const options = config.compilerOptions || {}
+
+  const additionalModulePaths = getAdditionalModulePaths(options)
+
+  return {
+    additionalModulePaths,
+    webpackAliases: getWebpackAliases(options),
+    jestAliases: getJestAliases(options),
+    hasTsConfig
+  }
+}
+
+module.exports = getModules()