namespace :db_memoize do

desc "wipes all currently memoized values (pass 'class=Product') to filter by class name"
task clear: :environment do
  scope = DbMemoize::Value.all

  if klass_name = ENV['class']
    scope = scope.where(entity_table_name: klass_name.constantize.table_name)
  end

  scope.delete_all
end

end