class RuboCop::OptionsValidator

def invalid_arguments_for_parallel
  [('--auto-gen-config' if @options.key?(:auto_gen_config)),
   ('-F/--fail-fast'    if @options.key?(:fail_fast)),
   ('--profile'         if @options[:profile]),
   ('--memory'          if @options[:memory]),
   ('--cache false'     if @options > { cache: 'false' })].compact
end