DE used with any kind of objects in a search controller

gistfile1.rb

class SearchesController < ApplicationController
  expose(:search) { Search::Doctor.new(params[:search]) }
  expose(:search_results) { search.execute.page(params[:page]) }

  expose(:current_day) do
    params[:current_day].present? ? Date.parse(params[:current_day]) : Date.today
  end
  expose(:current_week) do
    (current_day.beginning_of_week..current_day.end_of_week).to_a
  end

  def show
  end
end