class AbstractController::Base

def clear_action_methods!

Experimental RBS support (using type sampling data from the type_fusion project). 

def clear_action_methods!: () -> nil

This signature was generated using 3 samples from 1 application.

you run action_methods, they will be recalculated.
them. ::clear_action_methods! allows you to do that, so next time
action_methods are cached and there is sometimes a need to refresh 
def clear_action_methods!
  @action_methods = nil
end