create-react-native-library/templates/example-common/example/metro.config.js

CLI to scaffold React Native libraries

const path = require('path');
const { getDefaultConfig } = require('<% if (example === 'expo') { -%>@expo/metro-config<% } else { -%>@react-native/metro-config<% } -%>');
const { withMetroConfig } = require('react-native-monorepo-config');

const root = path.resolve(__dirname, '..');

/**
 * Metro configuration
 * https://facebook.github.io/metro/docs/configuration
 *
 * @type {import('metro-config').MetroConfig}
 */
const config = withMetroConfig(getDefaultConfig(__dirname), {
  root,
  dirname: __dirname,
});

module.exports = config;