class RuboCop::Cop::RSpec::MultipleMemoizedHelpers

def on_block(node) # rubocop:disable InternalAffairs/NumblockHandler
  return unless spec_group?(node)
  count = all_helpers(node).uniq.count
  return if count <= max
  self.max = count
  add_offense(node, message: format(MSG, count: count, max: max))
end