From 38c95d6f76efde8b14a93e3a31d28c5d56bfb638 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 10 Jul 2016 18:10:01 +0100
Subject: Move childNodes onto Node interface

---
 src/main/java/org/zwobble/couscous/ast/ThisReferenceNode.java | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/main/java/org/zwobble/couscous/ast/ThisReferenceNode.java')

diff --git a/src/main/java/org/zwobble/couscous/ast/ThisReferenceNode.java b/src/main/java/org/zwobble/couscous/ast/ThisReferenceNode.java
index e13596e..1363b24 100644
--- a/src/main/java/org/zwobble/couscous/ast/ThisReferenceNode.java
+++ b/src/main/java/org/zwobble/couscous/ast/ThisReferenceNode.java
@@ -3,6 +3,7 @@ package org.zwobble.couscous.ast;
 import org.zwobble.couscous.types.Type;
 import org.zwobble.couscous.ast.visitors.ExpressionNodeMapper;
 import org.zwobble.couscous.ast.visitors.NodeTransformer;
+import org.zwobble.couscous.util.ExtraIterables;
 
 public class ThisReferenceNode implements ExpressionNode, ReferenceNode {
     public static ThisReferenceNode thisReference(Type type) {
@@ -29,6 +30,11 @@ public class ThisReferenceNode implements ExpressionNode, ReferenceNode {
         return visitor.visit(this);
     }
 
+    @Override
+    public Iterable<Node> childNodes() {
+        return ExtraIterables.empty();
+    }
+
     @Override
     public ExpressionNode transform(NodeTransformer transformer) {
         return new ThisReferenceNode(transformer.transform(type));
-- 
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