1 files changed, 20 insertions, 0 deletions
diff --git a/activerecord/lib/arel/nodes/unary_operation.rb b/activerecord/lib/arel/nodes/unary_operation.rb
new file mode 100644
index 0000000000..524282ac84
--- /dev/null
+++ b/activerecord/lib/arel/nodes/unary_operation.rb
@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+module Arel # :nodoc: all
+  module Nodes
+    class UnaryOperation < Unary
+      attr_reader :operator
+
+      def initialize(operator, operand)
+        super(operand)
+        @operator = operator
+      end
+    end
+
+    class BitwiseNot < UnaryOperation
+      def initialize(operand)
+        super(:~, operand)
+      end
+    end
+  end
+end