diff options
Diffstat (limited to 'activerecord/lib')
| -rw-r--r-- | activerecord/lib/active_record/associations/preloader/through_association.rb | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/activerecord/lib/active_record/associations/preloader/through_association.rb b/activerecord/lib/active_record/associations/preloader/through_association.rb index 24aa47bb51..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] } @@ -91,6 +92,10 @@ module ActiveRecord scope end + + def target_records_from_association(association) + association.loaded? ? association.target : association.reader + end end end end |