class RuboCop::Cop::Performance::Count

def autocorrect(node)
  selector_node, selector, _counter = count_candidate?(node)
  selector_loc = selector_node.loc.selector
  return if selector == :reject
  range = source_starting_at(node) { |n| n.loc.dot.begin_pos }
  lambda do |corrector|
    corrector.remove(range)
    corrector.replace(selector_loc, 'count')
  end
end