ext/bindex/com/gsamokovarov/bindex/SetExceptionBindingsEventHook.java in bindex-0.3.0 vs ext/bindex/com/gsamokovarov/bindex/SetExceptionBindingsEventHook.java in bindex-0.4.0

@@ -14,8 +14,11 @@
 
     public void eventHandler(ThreadContext context, String eventName, String file, int line, String name, IRubyObject type) {
         RubyArray bindings = RubyBindingsCollector.collectCurrentFor(context);
         RubyException exception = (RubyException) context.runtime.getGlobalVariables().get("$!");
 
-        exception.setInstanceVariable("@bindings", bindings);
+        IRubyObject exceptionBindings = exception.getInstanceVariable("@bindings");
+        if (exceptionBindings == null || exceptionBindings.isNil()) {
+            exception.setInstanceVariable("@bindings", bindings);
+        }
     }
 }