From bacc781ea755d3771e1c8d09e1fbfd873872f750 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Sun, 15 Nov 2015 15:31:09 +0000
Subject: Allow descendants of nodes to be traversed

---
 src/main/java/org/zwobble/couscous/ast/FormalArgumentNode.java | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

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

diff --git a/src/main/java/org/zwobble/couscous/ast/FormalArgumentNode.java b/src/main/java/org/zwobble/couscous/ast/FormalArgumentNode.java
index 80c3273..41fb982 100644
--- a/src/main/java/org/zwobble/couscous/ast/FormalArgumentNode.java
+++ b/src/main/java/org/zwobble/couscous/ast/FormalArgumentNode.java
@@ -1,6 +1,8 @@
 package org.zwobble.couscous.ast;
 
-public class FormalArgumentNode implements VariableNode {
+import org.zwobble.couscous.ast.visitors.NodeMapper;
+
+public class FormalArgumentNode implements VariableNode, Node {
     public static FormalArgumentNode formalArg(VariableDeclaration declaration) {
         return new FormalArgumentNode(declaration);
     }
@@ -23,6 +25,11 @@ public class FormalArgumentNode implements VariableNode {
         return declaration.getName();
     }
 
+    @Override
+    public <T> T accept(NodeMapper<T> visitor) {
+        return visitor.visit(this);
+    }
+
     @Override
     public String toString() {
         return "FormalArgumentNode(declaration=" + declaration + ")";
-- 
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