gistfile1.rb

# Todo: time complexity of #feeds is N^2, reduce it.
def feeds
  [].tap do |collection|
    collect_feed_links[:feed_entries].entries.each do |entry|
      collection.push(sanitize_entity_hash({}.tap do |entry_hash|
        Constants::FEED_ATTR.each do |attr|
          begin
            (entry.respond_to?(attr) && entry.send(attr)) ? entry_hash[attr] = entry.send(attr) : ''
            # Probably, can be done the same with below, depends on what santitize_entity_hash does
            # entry_hash[attr] = entry.send(attr)
          end
        end
      end))
    end
  end
end