class ISO3166::Data

def load_data!

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

def load_data!: () -> Hash

This signature was generated using 16 samples from 1 application. 

def load_data!
  return @cache unless load_required?
  synchronized do
    @cache = load_cache %w[countries.json]
    @loaded_country_codes = @cache.keys
    @cache = @cache.merge(@registered_data)
    @cache
  end
end