[VSCODE] reference to an enclosing class method cannot be extracted

[yogithesymbian]

https://stackoverflow.com/questions/59636786/reference-to-an-enclosing-class-method-cannot-be-extracted-on-refactoring

[yogithesymbian]

• https://github.com/yogithesymbian/flutter_yo_travel/blob/main/lib/feed_screen.dart