diff options
Diffstat (limited to 'activerecord/lib/active_record')
| -rw-r--r-- | activerecord/lib/active_record/validations/uniqueness.rb | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/validations/uniqueness.rb b/activerecord/lib/active_record/validations/uniqueness.rb index 55edb57206..77ddd72e59 100644 --- a/activerecord/lib/active_record/validations/uniqueness.rb +++ b/activerecord/lib/active_record/validations/uniqueness.rb @@ -25,6 +25,11 @@ module ActiveRecord Array(options[:scope]).each do |scope_item| scope_value = record.send(scope_item) + reflection = record.class.reflect_on_association(scope_item) + if reflection + scope_value = record.send(reflection.foreign_key) + scope_item = reflection.foreign_key + end relation = relation.and(table[scope_item].eq(scope_value)) end |