metro.config.js•1.97 kB
// Learn more: https://docs.expo.dev/guides/monorepos/
const { getDefaultConfig } = require("expo/metro-config");
const { FileStore } = require("metro-cache");
const { withNativeWind } = require("nativewind/metro");
const path = require("path");
module.exports = withTurborepoManagedCache(
withMonorepoPaths(
// eslint-disable-next-line no-undef
withNativeWind(getDefaultConfig(__dirname), {
input: "./globals.css",
configPath: "./tailwind.config.js",
inlineRem: 16,
}),
),
);
/**
* Add the monorepo paths to the Metro config.
* This allows Metro to resolve modules from the monorepo.
*
* @see https://docs.expo.dev/guides/monorepos/#modify-the-metro-config
* @param {import('expo/metro-config').MetroConfig} config
* @returns {import('expo/metro-config').MetroConfig}
*/
function withMonorepoPaths(config) {
// eslint-disable-next-line no-undef
const projectRoot = __dirname;
const workspaceRoot = path.resolve(projectRoot, "../..");
// #1 - Watch all files in the monorepo
config.watchFolders = [workspaceRoot];
// #2 - Resolve modules within the project's `node_modules` first, then all monorepo modules
config.resolver.nodeModulesPaths = [
path.resolve(projectRoot, "node_modules"),
path.resolve(workspaceRoot, "node_modules"),
];
return config;
}
/**
* Move the Metro cache to the `node_modules/.cache/metro` folder.
* This repository configured Turborepo to use this cache location as well.
* If you have any environment variables, you can configure Turborepo to invalidate it when needed.
*
* @see https://turbo.build/repo/docs/reference/configuration#env
* @param {import('expo/metro-config').MetroConfig} config
* @returns {import('expo/metro-config').MetroConfig}
*/
function withTurborepoManagedCache(config) {
config.cacheStores = [
// eslint-disable-next-line no-undef
new FileStore({ root: path.join(__dirname, "node_modules/.cache/metro") }),
];
return config;
}