1 files changed, 5 insertions, 0 deletions
diff --git a/src/main/java/org/zwobble/couscous/ast/FormalArgumentNode.java b/src/main/java/org/zwobble/couscous/ast/FormalArgumentNode.java
index db13e59..9c20aff 100644
--- a/src/main/java/org/zwobble/couscous/ast/FormalArgumentNode.java
+++ b/src/main/java/org/zwobble/couscous/ast/FormalArgumentNode.java
@@ -34,6 +34,11 @@ public class FormalArgumentNode implements VariableNode, Node {
     }
 
     @Override
+    public int type() {
+        return NodeTypes.FORMAL_ARGUMENT;
+    }
+
+    @Override
     public Iterable<? extends Node> childNodes() {
         return ExtraIterables.empty();
     }