eager_loading_3.rb

class EventsFeed
  include Enumerable
  delegate :each, :<<, to: :events

  def initialize(events:, user:)
    @events = events
    @user = user
  end

  def events
    @events
  end
end

class EventsController < ApplicationController
  def index
    @events = EventsFeed.new(events: Event.all, user: current_user)
  end
end