document HashWithIndifferentAccess#extractable_options?

rails · Jul 7, 2011 · 1d3f833 · 1d3f833
1 parent a95d7d8
commit 1d3f833
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/activesupport/lib/active_support/hash_with_indifferent_access.rb b/activesupport/lib/active_support/hash_with_indifferent_access.rb
@@ -6,6 +6,8 @@
 
 module ActiveSupport
   class HashWithIndifferentAccess < Hash
+
+    # Always returns true, so that <tt>Array#extract_options!</tt> finds members of this class.
     def extractable_options?
       true
     end