Explicitly mark all resources in :android library private. Note that it is still possible to use those resources, but tools will warn about such usage and will not autocomplete those.
Edit
We decided to mark resources public explicitly. An implementer can adjust the styling of the library UI elements by overriding the public resources.
Explicitly mark all resources in
:androidlibrary private. Note that it is still possible to use those resources, but tools will warn about such usage and will not autocomplete those.This is for #76
Official documentation: https://developer.android.com/studio/projects/android-library#PrivateResources
Tested locally.
Edit We decided to mark resources public explicitly. An implementer can adjust the styling of the library UI elements by overriding the public resources.