Enums mapping is a HWIA [ci skip]

The previous edit kind of de-emphasized that, so changing it to be more explict.
(It also avoids showing it as if it's a string-keyed hash.)

1 files changed, 3 insertions, 2 deletions

diff --git a/activerecord/lib/active_record/enum.rb b/activerecord/lib/active_record/enum.rb
index 5cb80d185b..8eaea6c055 100644
--- a/activerecord/lib/active_record/enum.rb
+++ b/activerecord/lib/active_record/enum.rb
@@ -65,9 +65,10 @@ module ActiveRecord
   #
   # In rare circumstances you might need to access the mapping directly.
   # The mappings are exposed through a class method with the pluralized attribute
-  # name:
+  # name, which return the mapping in a +HashWithIndifferentAccess+:
   #
-  #   Conversation.statuses # => { "active" => 0, "archived" => 1 }
+  #   Conversation.statuses[:active]    # => 0
+  #   Conversation.statuses["archived"] # => 1
   #
   module Enum
     def self.extended(base) # :nodoc: