const { getDefaultConfig, mergeConfig } = require('@react-native/metro-config') const path = require('path') const escape = require('escape-string-regexp') const exclusionList = require('metro-config/src/defaults/exclusionList') const pak = require('../package.json') const root = path.resolve(__dirname, '..') const modules = Object.keys({ ...pak.peerDependencies }) /** * Metro configuration * https://facebook.github.io/metro/docs/configuration * * @type {import('metro-config').MetroConfig} */ const config = { watchFolders: [root], // We need to make sure that only one version is loaded for peerDependencies // So we block them at the root, and alias them to the versions in example's node_modules resolver: { blacklistRE: exclusionList( modules.map( (m) => new RegExp(`^${escape(path.join(root, 'node_modules', m))}\\/.*$`) ) ), extraNodeModules: modules.reduce((acc, name) => { acc[name] = path.join(__dirname, 'node_modules', name) return acc }, {}), }, transformer: { getTransformOptions: async () => ({ transform: { experimentalImportSupport: false, inlineRequires: true, }, }), }, } module.exports = mergeConfig(getDefaultConfig(__dirname), config)