単項演算子を実�

SMILEBASIC/node.d

@@ -12,6 +12,7 @@ enum NodeType
     Variable,
     CallFunction,
     VoidExpression,
+    UnaryOperator,
 
     Statements,
     FunctionBody,
@@ -64,6 +65,17 @@ class BinaryOperator : Expression
         this.item2 = i2;
     }
 }
+class UnaryOperator : Expression
+{
+    TokenType operator;
+    Expression item;
+    this(TokenType o, Expression i)
+    {
+        this.type = NodeType.UnaryOperator;
+        this.operator = o;
+        this.item = i;
+    }
+}
 class Variable : Expression
 {
     wstring name;