lib/redis/objects/hashes.rb in redis-objects-1.3.0 vs lib/redis/objects/hashes.rb in redis-objects-1.3.1

@@ -13,14 +13,15 @@
       module ClassMethods
         # Define a new hash key.  It will function like a regular instance
         # method, so it can be used alongside ActiveRecord, DataMapper, etc.
         def hash_key(name, options={})
           redis_objects[name.to_sym] = options.merge(:type => :dict)
+          ivar_name = :"@#{name}"
 
           mod = Module.new do
             define_method(name) do
-              instance_variable_get("@#{name}") or
-                instance_variable_set("@#{name}",
+              instance_variable_get(ivar_name) or
+                instance_variable_set(ivar_name,
                   Redis::HashKey.new(
                     redis_field_key(name), redis_field_redis(name), redis_options(name)
                   )
                 )
             end