lib/regexp-examples/groups.rb in regexp-examples-0.0.2 vs lib/regexp-examples/groups.rb in regexp-examples-0.1.0

@@ -107,16 +107,16 @@
       left_result.concat(right_result).flatten.uniq
     end
   end
 
   class BackReferenceGroup
-    attr_reader :num
-    def initialize(num)
-      @num = num
+    attr_reader :id
+    def initialize(id)
+      @id = id
     end
 
     def result
-      ["__#{@num}__"]
+      ["__#{@id}__"]
     end
   end
 
 end