module ISO3166::CountrySubdivisionMethods

def states
  if RUBY_VERSION =~ /^3\.\d\.\d/
    warn 'DEPRECATION WARNING: The Country#states method has been deprecated and will be removed in 6.0. Please use Country#subdivisions instead.',
         uplevel: 1, category: :deprecated
  else
    warn 'DEPRECATION WARNING: The Country#states method has been deprecated and will be removed in 6.0. Please use Country#subdivisions instead.',
         uplevel: 1
  end
  subdivisions
end