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Diffstat (limited to 'activerecord/lib/active_record/reflection.rb')
| -rw-r--r-- | activerecord/lib/active_record/reflection.rb | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb index 69772bf9bb..96aac96cda 100644 --- a/activerecord/lib/active_record/reflection.rb +++ b/activerecord/lib/active_record/reflection.rb @@ -256,7 +256,10 @@ module ActiveRecord # association. Returns +true+ if the +macro+ is one of +has_many+ or # +has_and_belongs_to_many+, +false+ otherwise. def collection_association? - [:has_many, :has_and_belongs_to_many].include?(macro) + if @collection_association.nil? + @collection_association = [:has_many, :has_and_belongs_to_many].include?(macro) + end + @collection_association end private |