Implements unary operation evaluation

src/Binder/BoundExpressions/BoundExpression.hpp

@@ -180,6 +180,14 @@ public:
     BoundExpressionKind GetKind() final{
         return BoundExpressionKind ::Unary;
     }
+
+    BoundExpression* GetOperand(){
+        return _operand;
+    }
+
+    BoundUnaryOperation GetOperation(){
+        return _operation;
+    }
 };
 
 

src/Binder/BoundOperators.hpp

@@ -15,7 +15,6 @@ enum class BoundBinaryOperation{
 };
 
 enum class BoundUnaryOperation{
-    Identity,
     Negation,
     LogicalNegation,
 };