react-styleguidist/lib/scripts/utils/findUserWebpackConfig.js

"use strict";

exports.__esModule = true;
exports.default = findUserWebpackConfig;

var _fs = _interopRequireDefault(require("fs"));

var _path = _interopRequireDefault(require("path"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

// react-scripts <= 2.1.1
const CREATE_REACT_APP_WEBPACK_CONFIG_OLD = 'react-scripts/config/webpack.config.dev'; // react-scripts > 2.1.1

const CREATE_REACT_APP_WEBPACK_CONFIG = 'react-scripts/config/webpack.config';
const USER_WEBPACK_CONFIG_NAMES = ['webpack.config.js', 'webpackfile.js'];

const absolutize = filePath => _path.default.resolve(process.cwd(), filePath);
/**
 * Find user’s Webpack config and return its path.
 * Fixed location for Create React App or webpack.config.js in the root directory.
 * Returns false if config not found.
 *
 * @param {Function} resolve
 * @return {string|boolean}
 */


function findUserWebpackConfig(resolve) {
  resolve = resolve || require.resolve;

  try {
    // Create React App <= 2.1.1
    return resolve(CREATE_REACT_APP_WEBPACK_CONFIG_OLD);
  } catch (err) {
    try {
      // Create React App > 2.1.1
      return resolve(CREATE_REACT_APP_WEBPACK_CONFIG);
    } catch (innerErr) {
      // Check in the root folder
      // FIXME: This looks like a bug in ESLint
      // eslint-disable-next-line no-unused-vars
      for (const configFile of USER_WEBPACK_CONFIG_NAMES) {
        const absoluteConfigFile = absolutize(configFile);

        if (_fs.default.existsSync(absoluteConfigFile)) {
          return absoluteConfigFile;
        }
      }
    }
  }

  return false;
}