[fix] regression calling static hash() method on Java proxy

kares · kares · commit eb1c0b2acc7d · 2025-10-01T10:25:15.000+02:00
diff --git a/core/src/main/java/org/jruby/RubyModule.java b/core/src/main/java/org/jruby/RubyModule.java
@@ -3206,6 +3206,7 @@ public int hashCode() {
 
         // may be null during boot
         if (metaClass == null) return id;
+        if (getJavaProxy()) return id; // do not attempt to dispatch to a `JavaClass.hash()` method
 
         Ruby runtime = metaClass.getClassRuntime();
 
