Flow cannot resolve react-native modules

[ovidiuch]

• Review the documentation: https://facebook.github.io/react-native
• Search for existing issues: https://github.com/facebook/react-native/issues
• Use the latest React Native release: https://github.com/facebook/react-native/releases

Environment

  React Native Environment Info:
    System:
      OS: macOS High Sierra 10.13.5
      CPU: x64 Intel(R) Core(TM) m5-6Y54 CPU @ 1.10GHz
      Memory: 182.06 MB / 8.00 GB
      Shell: 5.2 - /usr/local/bin/zsh
    Binaries:
      Node: 8.11.2 - /usr/local/Cellar/node@8/8.11.2/bin/node
      Yarn: 1.7.0 - /usr/local/bin/yarn
      npm: 5.6.0 - /usr/local/Cellar/node@8/8.11.2/bin/npm
      Watchman: 4.7.0 - /usr/local/bin/watchman
    SDKs:
      iOS SDK:
        Platforms: iOS 11.4, macOS 10.13, tvOS 11.4, watchOS 4.3
    IDEs:
      Xcode: 9.4.1/9F2000 - /usr/bin/xcodebuild
    npmPackages:
      react-native: ^0.56.0-rc.2 => 0.56.0-rc.2 

I tried with both 0.55.4 and 0.56.0-rc.2.

Description

Installing the latest react-native with the latest flow-bin yields type errors for every require call inside node_modules/react-native/Libraries/react-native/react-native-implementation.js

Cannot resolve module Alert.
Cannot resolve module AlertIOS.
...

Reproducible Demo

https://github.com/skidding/react-native-flow

The solution might be obvious, but I looked for it in many places and couldn't find it. Thanks!

[elicwhite]

Duplicate of #19766. The fix has landed but a new version hasn’t been cut yet. You can use the fix to the flowconfig from that issue.