1 files changed, 5 insertions, 0 deletions
diff --git a/src/main/java/org/zwobble/couscous/interpreter/Evaluator.java b/src/main/java/org/zwobble/couscous/interpreter/Evaluator.java
index e319353..d90b78b 100644
--- a/src/main/java/org/zwobble/couscous/interpreter/Evaluator.java
+++ b/src/main/java/org/zwobble/couscous/interpreter/Evaluator.java
@@ -123,6 +123,11 @@ public class Evaluator implements ExpressionNodeMapper<InterpreterValue> {
         }
     }
 
+    @Override
+    public InterpreterValue visit(CastNode cast) {
+        throw new UnsupportedOperationException();
+    }
+
     private static boolean isIntegerBox(TypeCoercionNode typeCoercion) {
         return typeCoercion.getExpression().getType().equals(IntegerValue.REF) &&
             !typeCoercion.getType().equals(IntegerValue.REF);