Add special Rhino object __exception__ defined in the catch

scope that can be used to retrieve the Java exception associated with the JavaScript exception (to get stack trace info, etc.) Patch from Bob Jervis <[email protected]>
mozilla · Jul 18, 2007 · d0c1400 · d0c1400
1 parent 2410b9e
commit d0c1400
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/src/org/mozilla/javascript/ScriptRuntime.java b/src/org/mozilla/javascript/ScriptRuntime.java
@@ -3098,11 +3098,18 @@ public static Scriptable newCatchScope(Throwable t,
             obj = errorObject;
         }
 
-
         NativeObject catchScopeObject = new NativeObject();
         // See ECMA 12.4
         catchScopeObject.defineProperty(
             exceptionName, obj, ScriptableObject.PERMANENT);
+
+        // Add special Rhino object __exception__ defined in the catch
+        // scope that can be used to retrieve the Java exception associated
+        // with the JavaScript exception (to get stack trace info, etc.)
+        catchScopeObject.defineProperty(
+            "__exception__", Context.javaToJS(t, catchScopeObject),
+            ScriptableObject.PERMANENT|ScriptableObject.DONTENUM);
+
         if (cacheObj) {
             catchScopeObject.associateValue(t, obj);
         }