Files
react-native/ReactCommon/react/nativemodule
Ramanpreet Nara 3f38186b78 Codemod: Give legacy cxx and ObjC-only NativeModules a getTurboModule: method
Summary:
We're making the getTurboModule: method required for all classes that conform to RCTTurboModule.

Many of our ObjC-only and Cxx NativeModules don't implement this method. This diff implements a getTurboModule: method on all those modules that returns nullptr.

**Question:** Why is it fine to make ObjC-only NativeModules return nullptr from their getTurboModule: method?
- Because they're only accessed from ObjC, and should appear as null on the JavaScript side. Longer term, these NativeModules will also go away.

**Question:** Why is it fine to make Cxx NativeModules return nullptr from getTurboModule: method?
- Because after D27316872, the TurboModuleManager checks if the module is a CxxModule first. If it is, we do an early return, and never call the module's getTurboModule: method.

Changelog: [Internal]

Reviewed By: JoshuaGross

Differential Revision: D27316871

fbshipit-source-id: bc693f2927ab3b0de24e6e9e7699390ec0f7d729
2021-04-08 21:15:52 -07:00
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