examples/logic_checker.rb in rast-0.15.1 vs examples/logic_checker.rb in rast-0.18.0

@@ -18,6 +18,14 @@
   # @param argument1 first argument of Boolean type.
   # @param argument2 second argument of Boolean type.
   def or(argument1, argument2)
     argument1 || argument2
   end
+
+  # Perform logical XOR operation on two arguments.
+  #
+  # @param argument1 first argument of Boolean type.
+  # @param argument2 second argument of Boolean type.
+  def xor(argument1, argument2)
+    argument1 && !argument2 || !argument1 && argument2
+  end
 end