diff options
Diffstat (limited to 'activerecord/lib/active_record/associations/preloader/through_association.rb')
-rw-r--r-- | activerecord/lib/active_record/associations/preloader/through_association.rb | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/activerecord/lib/active_record/associations/preloader/through_association.rb b/activerecord/lib/active_record/associations/preloader/through_association.rb index 56aa23b173..6c83058202 100644 --- a/activerecord/lib/active_record/associations/preloader/through_association.rb +++ b/activerecord/lib/active_record/associations/preloader/through_association.rb @@ -18,7 +18,8 @@ module ActiveRecord through_records = owners.map do |owner| association = owner.association through_reflection.name - [owner, Array(association.reader)] + center = target_records_from_association(association) + [owner, Array(center)] end reset_association owners, through_reflection.name @@ -49,7 +50,7 @@ module ActiveRecord rhs_records = middles.flat_map { |r| association = r.association source_reflection.name - association.reader + target_records_from_association(association) }.compact rhs_records.sort_by { |rhs| record_offset[rhs] } @@ -84,11 +85,17 @@ module ActiveRecord end scope.references! reflection_scope.values[:references] - scope = scope.order reflection_scope.values[:order] if scope.eager_loading? + if scope.eager_loading? && order_values = reflection_scope.values[:order] + scope = scope.order(order_values) + end end scope end + + def target_records_from_association(association) + association.loaded? ? association.target : association.reader + end end end end |