advanced_profile_search.rb

module Search
  class AdvancedProfileSearch < ::Search::Search
    attr_reader :search_object, :search_params
    def initialize(search_object, search_params)
      @search_object, @search_params = search_object, search_params
    end

    # https://github.com/sunspot/sunspot#readme
    class << self
      def perform_without_rescue(search_params)
        Profile.solr_search do
          search_object = ::Search::AdvancedProfileSearch.new(self, search_params)
          search_object.search_user_type
        end
      end
    end


    ############ Search Methods
    def search_user_type
      search_params = self.search_params
      search_object.instance_eval do
        any_of do
          all_of do
            with :verified, true
            with :user_type, User::TYPE_SERVICEMEMBER
          end
          all_of do
            with :user_type, User::TYPE_VETERAN
          end
        end
      end
    end
  end
end

search_params = self.search_params

this is used in other methods that need search_params inside instance eval