diff options
Diffstat (limited to 'activerecord/lib/active_record/counter_cache.rb')
| -rw-r--r-- | activerecord/lib/active_record/counter_cache.rb | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/counter_cache.rb b/activerecord/lib/active_record/counter_cache.rb index c877079b25..57838ff984 100644 --- a/activerecord/lib/active_record/counter_cache.rb +++ b/activerecord/lib/active_record/counter_cache.rb @@ -22,6 +22,10 @@ module ActiveRecord counters.each do |association| has_many_association = reflect_on_association(association.to_sym) + if has_many_association.is_a? ActiveRecord::Reflection::ThroughReflection + has_many_association = has_many_association.through_reflection + end + foreign_key = has_many_association.foreign_key.to_s child_class = has_many_association.klass belongs_to = child_class.reflect_on_all_associations(:belongs_to) |