class GdsApi::PublishingApi

def get_content_items_enum(params)
  Enumerator.new do |yielder|
    (1..Float::INFINITY).each do |index|
      merged_params = params.merge(page: index)
      page = get_content_items(merged_params).to_h
      results = page.fetch("results", [])
      results.each do |result|
        yielder << result
      end
      break if page.fetch("pages") <= index
    end
  end
end