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-rw-r--r--activerecord/lib/active_record/reflection.rb1
1 files changed, 1 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb
index 24f3de019d..6a098e44ca 100644
--- a/activerecord/lib/active_record/reflection.rb
+++ b/activerecord/lib/active_record/reflection.rb
@@ -400,6 +400,7 @@ Joining, Preloading and eager loading of these associations is deprecated and wi
macro == :belongs_to
end
+ # Returns +true+ if +self+ is a +has_one+ reflection.
def has_one?
macro == :has_one
end