Move childNodes onto Node interface

1 files changed, 6 insertions, 0 deletions

diff --git a/src/main/java/org/zwobble/couscous/ast/LiteralNode.java b/src/main/java/org/zwobble/couscous/ast/LiteralNode.java
index d1be23f..ac9cd1b 100644
--- a/src/main/java/org/zwobble/couscous/ast/LiteralNode.java
+++ b/src/main/java/org/zwobble/couscous/ast/LiteralNode.java
@@ -4,6 +4,7 @@ import org.zwobble.couscous.ast.visitors.ExpressionNodeMapper;
 import org.zwobble.couscous.ast.visitors.NodeTransformer;
 import org.zwobble.couscous.types.ScalarType;
 import org.zwobble.couscous.types.Type;
+import org.zwobble.couscous.util.ExtraIterables;
 import org.zwobble.couscous.values.PrimitiveValue;
 import org.zwobble.couscous.values.PrimitiveValues;
 import org.zwobble.couscous.values.TypeValue;
@@ -59,6 +60,11 @@ public class LiteralNode implements ExpressionNode {
     }
 
     @Override
+    public Iterable<Node> childNodes() {
+        return ExtraIterables.empty();
+    }
+
+    @Override
     public ExpressionNode transform(NodeTransformer transformer) {
         return new LiteralNode(transformValue(transformer), transformer.transform(type));
     }