1 files changed, 7 insertions, 1 deletions
diff --git a/src/main/java/org/zwobble/couscous/interpreter/Evaluator.java b/src/main/java/org/zwobble/couscous/interpreter/Evaluator.java
index 4c2a8c3..d7da3b4 100644
--- a/src/main/java/org/zwobble/couscous/interpreter/Evaluator.java
+++ b/src/main/java/org/zwobble/couscous/interpreter/Evaluator.java
@@ -121,6 +121,12 @@ public class Evaluator implements ExpressionNodeMapper<InterpreterValue> {
     }
 
     @Override
+    public InterpreterValue visit(InstanceOfNode instanceOf) {
+        // TODO:
+        throw new UnsupportedOperationException();
+    }
+
+    @Override
     public InterpreterValue visit(FieldAccessNode fieldAccess) {
         ReceiverValue left = evalReceiver(fieldAccess.getLeft());
         return left.getField(fieldAccess.getFieldName());
@@ -188,4 +194,4 @@ public class Evaluator implements ExpressionNodeMapper<InterpreterValue> {
             }
         });
     }
-}
-\ No newline at end of file
+}