From a975bb84a99ee6f4e4b4a446642206ba5a7a69c9 Mon Sep 17 00:00:00 2001
From: Michael Williamson <mike@zwobble.org>
Date: Fri, 18 Mar 2016 20:08:21 +0000
Subject: Throw exception if cast is about to fail

---
 src/main/java/org/zwobble/couscous/frontends/java/JavaMethods.java | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/main')

diff --git a/src/main/java/org/zwobble/couscous/frontends/java/JavaMethods.java b/src/main/java/org/zwobble/couscous/frontends/java/JavaMethods.java
index 0273faa..4aa57fd 100644
--- a/src/main/java/org/zwobble/couscous/frontends/java/JavaMethods.java
+++ b/src/main/java/org/zwobble/couscous/frontends/java/JavaMethods.java
@@ -43,6 +43,8 @@ class JavaMethods {
         Type erasedType = typeOf(erasedTypeBinding);
         if (erasedType.equals(type)) {
             return type;
+        } else if (!(erasedType instanceof TypeParameter)) {
+            throw new RuntimeException("Type parameter was " + erasedType);
         } else {
             return new BoundTypeParameter((TypeParameter) typeOf(erasedTypeBinding), type);
         }
-- 
cgit v1.2.3