method

preloader_for

v6.1.3.1 - Show latest stable - Class: ActiveRecord::Associations::Preloader

preloader_for(reflection, owners)

private

Returns a class containing the logic needed to load preload the data and attach it to a relation. The class returned implements a `run` method that accepts a preloader.

# File activerecord/lib/active_record/associations/preloader.rb, line 192
        def preloader_for(reflection, owners)
          if owners.all? { |o| o.association(reflection.name).loaded? }
            return AlreadyLoaded
          end
          reflection.check_preloadable!

          if reflection.options[:through]
            ThroughAssociation
          else
            Association
          end
        end

preloader_for

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