From f441022881945db08846e09a8f3bfee2f8cfa95d Mon Sep 17 00:00:00 2001
From: Jan Tuomi <jans.tuomi@gmail.com>
Date: Wed, 15 Jun 2016 21:56:03 +0300
Subject: Add interpreter and AST

---
 main/core/parser/ast/AdditionNode.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'main/core/parser/ast/AdditionNode.java')

diff --git a/main/core/parser/ast/AdditionNode.java b/main/core/parser/ast/AdditionNode.java
index 3117e41..f6ebc84 100644
--- a/main/core/parser/ast/AdditionNode.java
+++ b/main/core/parser/ast/AdditionNode.java
@@ -29,6 +29,8 @@ public class AdditionNode extends ExpressionNode {
 
     @Override
     public DataContainer evaluate() {
-        return null;
+        DataContainer lhs = this.lhs.evaluate();
+        DataContainer rhs = this.rhs.evaluate();
+        return lhs.add(rhs);
     }
 }
-- 
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