text: 'use strict';
  
  const path = require('path');
  const fs = require('fs');
  const url = require('url');
  
  // Make sure any symlinks in the project folder are resolved:
  // https://github.com/facebookincubator/create-react-app/issues/637
  const appDirectory = fs.realpathSync(process.cwd());
  const resolveApp = relativePath => path.resolve(appDirectory, relativePath);
  
  const envPublicUrl = process.env.PUBLIC_URL;
  
  function ensureSlash(path, needsSlash) {
    const hasSlash = path.endsWith('/');
    if (hasSlash && !needsSlash) {
      return path.substr(path, path.length - 1);
    } else if (!hasSlash && needsSlash) {
      return `${path}/`;
    } else {
      return path;
    }
  }
  
  const getPublicUrl = appPackageJson =>
    envPublicUrl || require(appPackageJson).homepage;
  
  // We use `PUBLIC_URL` environment variable or "homepage" field to infer
  // "public path" at which the app is served.
  // Webpack needs to know it to put the right <script> hrefs into HTML even in
  // single-page apps that may serve index.html for nested URLs like /todos/42.
  // We can't use a relative path in HTML because we don't want to load something
  // like /todos/42/static/js/bundle.7289d.js. We have to know the root.
  function getServedPath(appPackageJson) {
    const publicUrl = getPublicUrl(appPackageJson);
    const servedUrl =
      envPublicUrl || (publicUrl ? url.parse(publicUrl).pathname : '/');
    return ensureSlash(servedUrl, true);
  }
  
  // config after eject: we're in ./config/
  module.exports = {
    dotenv: resolveApp('.env'),
    appBuild: resolveApp('build'),
    appPublic: resolveApp('public'),
    appHtml: resolveApp('public/index.html'),
    appIndexJs: resolveApp('src/index.js'),
    appPackageJson: resolveApp('package.json'),
    appSrc: resolveApp('src'),
    yarnLockFile: resolveApp('yarn.lock'),
    testsSetup: resolveApp('src/setupTests.js'),
    appNodeModules: resolveApp('node_modules'),
    publicUrl: getPublicUrl(resolveApp('package.json')),
    servedPath: getServedPath(resolveApp('package.json')),
    statsRoot: resolveApp('../'),
  };
  