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-rw-r--r--activerecord/lib/active_record/associations/collection_association.rb10
1 files changed, 10 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb
index eea847cfa3..82a7c27799 100644
--- a/activerecord/lib/active_record/associations/collection_association.rb
+++ b/activerecord/lib/active_record/associations/collection_association.rb
@@ -129,6 +129,16 @@ module ActiveRecord
first_nth_or_last(:last, *args)
end
+ def take
+ if loaded?
+ target.first
+ else
+ scope.take.tap do |record|
+ set_inverse_instance record if record.is_a? ActiveRecord::Base
+ end
+ end
+ end
+
def build(attributes = {}, &block)
if attributes.is_a?(Array)
attributes.collect { |attr| build(attr, &block) }