proc in block params

gistfile1.rb

class RoutePathStatisticsEntity < Grape::Entity
  present_collection true

  expose :statistic do |route_path, options|
    #what I want is in route_path[:items] due to: present_collection true
    route_path[:items].foobar
  end
end

#ideally
class RoutePathStatisticsEntity < Grape::Entity
  present_collection true

  expose :statistic do |{something that returns route_path[:items], options|
    #what I want is in route_path directly
    route_path.foobar
  end
end

#or
class RoutePathStatisticsEntity < Grape::Entity
  present_collection true

  expose :statistic do {something that returns route_path[:items], options}
    #what I want is in route_path directly
    route_path.foobar
  end
end