lib/active_groonga/result_set.rb in activegroonga-1.0.5 vs lib/active_groonga/result_set.rb in activegroonga-1.0.6

@@ -155,9 +155,17 @@
         next if object.nil?
         yield(object)
       end
     end
 
+    # Returns whether this result set has records or not.
+    #
+    # @return [Boolean] true if the result set has one
+    #    or more records, false otherwise.
+    def empty?
+      records.empty?
+    end
+
     private
     def instantiate(record)
       resolved_record = record
       @n_key_nested.times do
         return nil if resolved_record.nil?