From d745f000d6d60b9cdf0ba40dbf80660c1aa6bc61 Mon Sep 17 00:00:00 2001
From: Jan Tuomi <jans.tuomi@gmail.com>
Date: Mon, 20 Jun 2016 20:55:22 +0300
Subject: Implemented general enhancements

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

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

diff --git a/main/core/parser/ast/ASTNode.java b/main/core/parser/ast/ASTNode.java
index 4f840e3..99bdc06 100644
--- a/main/core/parser/ast/ASTNode.java
+++ b/main/core/parser/ast/ASTNode.java
@@ -31,7 +31,9 @@ abstract public class ASTNode {
 
         System.out.println(source.toString());
         for (ASTNode node : getChildren()) {
-            node.print(indent + 1);
+            if (node != null) {
+                node.print(indent + 1);
+            }
         }
     }
 }
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