class ViewModel::AccessControl::Composed

def each_check(check_name, include_ancestor = nil)
  return enum_for(:each_check, check_name, include_ancestor) unless block_given?
  self.public_send(check_name).each { |x| yield x }
  visited = Set.new
  @included_checkers.each do |ancestor|
    next unless visited.add?(ancestor)
    next if include_ancestor && !include_ancestor.call(ancestor)
    ancestor.each_check(check_name) { |x| yield x }
  end
end