diff options
Diffstat (limited to 'activerecord/lib/active_record/reflection.rb')
| -rw-r--r-- | activerecord/lib/active_record/reflection.rb | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb index 6d2f75a3ae..b2110f727c 100644 --- a/activerecord/lib/active_record/reflection.rb +++ b/activerecord/lib/active_record/reflection.rb @@ -612,9 +612,21 @@ module ActiveRecord # returns either +nil+ or the inverse association name that it finds. def automatic_inverse_of - if can_find_inverse_of_automatically?(self) - inverse_name = ActiveSupport::Inflector.underscore(options[:as] || active_record.name.demodulize).to_sym + return unless can_find_inverse_of_automatically?(self) + inverse_name_candidates = + if options[:as] + [options[:as]] + else + active_record_name = active_record.name.demodulize + [active_record_name, ActiveSupport::Inflector.pluralize(active_record_name)] + end + + inverse_name_candidates.map! do |candidate| + ActiveSupport::Inflector.underscore(candidate).to_sym + end + + inverse_name_candidates.detect do |inverse_name| begin reflection = klass._reflect_on_association(inverse_name) rescue NameError @@ -623,9 +635,7 @@ module ActiveRecord reflection = false end - if valid_inverse_reflection?(reflection) - return inverse_name - end + valid_inverse_reflection?(reflection) end end |