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Note: This is for just getting a brand new react-native app working using react-native init. I haven’t tried it with CRNA. You might have to do lots of other fun things if you have an existing project.
So, if you’re trying to get react-native working with XCode 10 and encountering a bunch of mysterious errors, here’s what you do.
Change the build setting to legacy
- First, open your project in XCode by double-clicking on ios/<YourApp.xcodeproj>.
- Then go to File > Project Settings …
- Change the Build System to Legacy Build System in Per-User Project Settings.
Fix babel runtime
Just install @babel/runtime as a dev dependency (https://github.com/facebook/react-native/issues/21310).
npm install @babel/runtime --save-dev
# OR
yarn add @babel/runtime --dev
For folks with an existing app who upgraded to XCode 10, you probably have other issues and this might serve as a good starting point.
React Native and XCode 10 was originally published in Hacker Noon on Medium, where people are continuing the conversation by highlighting and responding to this story.
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