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metro.config.js
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metro.config.js
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/**
* Metro configuration for React Native
* https://github.com/facebook/react-native
*
* @format
*/
const path = require('path');
const blacklist = require('metro-config/src/defaults/blacklist');
const {
getModulesRunBeforeMainModule,
reactNativePlatformResolver,
} = require('react-native-windows/metro-react-native-platform');
const rnwPath = path.resolve(__dirname, '../../vnext');
module.exports = {
// WatchFolders is only needed due to the yarn workspace layout of node_modules, we need to watch the symlinked locations separately
watchFolders: [
// Include hoisted modules
path.resolve(__dirname, '../..', 'node_modules'),
// Include react-native-windows
rnwPath,
],
resolver: {
resolveRequest: reactNativePlatformResolver({
windows: 'react-native-windows',
}),
extraNodeModules: {
// Redirect metro to rnwPath instead of node_modules/react-native-windows, since metro doesn't like symlinks
'react-native-windows': rnwPath,
},
blacklistRE: blacklist([
new RegExp(
'.*microsoft-reactnative-sampleapps/msbuild.*'.replace(/[/\\]/g, '\\/'),
), // Avoid error EBUSY: resource busy or locked, open 'D:\a\1\s\packages\E2ETest\msbuild.ProjectImports.zip' in pipeline
// This stops "react-native run-windows" from causing the metro server to crash if its already running
new RegExp(
`${path.resolve(__dirname, 'windows').replace(/[/\\]/g, '/')}.*`,
),
]),
},
serializer: {
getModulesRunBeforeMainModule,
},
transformer: {
// The cli defaults this to a full path to react-native, which bypasses the reactNativePlatformResolver above
// Hopefully we can fix the default in the future
assetRegistryPath: 'react-native/Libraries/Image/AssetRegistry',
getTransformOptions: async () => ({
transform: {
experimentalImportSupport: false,
inlineRequires: false,
},
}),
},
};