metro.config.js

/* eslint-disable */
/**
 * Metro configuration for React Native
 * https://github.com/facebook/react-native
 *
 * @format
 */

// module.exports = {
//   transformer: {
//     getTransformOptions: async () => ({
//       transform: {
//         experimentalImportSupport: false,
//         inlineRequires: false,
//       },
//     }),
//   },
// };

const modulePaths = require('./packager/modulePaths');
const resolve = require('path').resolve;
const fs = require('fs');

// Update the following line if the root folder of your app is somewhere else.
// const ROOT_FOLDER = resolve(__dirname, '..');
const ROOT_FOLDER = resolve(__dirname, '.');

const config = {
  transformer: {
    getTransformOptions: () => {
      const moduleMap = {};
      modulePaths.forEach(path => {
        if (fs.existsSync(path)) {
          moduleMap[resolve(path)] = true;
        }
      });
      return {
        preloadedModules: moduleMap,
        transform: {
          inlineRequires: { blacklist: moduleMap },
          experimentalImportSupport: false,
        },
      };
    },
  },
  projectRoot: ROOT_FOLDER,
};

module.exports = config;