Assignment out of array range should provide a better error message

js/rhino/src/org/mozilla/javascript/NativeJavaArray.java

@@ -119,9 +119,12 @@ public class NativeJavaArray extends NativeJavaObject
     public void put(int index, Scriptable start, Object value) {
         if (0 <= index && index < length) {
             Array.set(array, index, Context.jsToJava(value, cls));
-            return;
         }
-        super.put(index, start, value);
+        else {
+            throw Context.reportRuntimeError2(
+                "msg.java.array.index.out.of.bounds", String.valueOf(index),
+                String.valueOf(length - 1));
+        }
     }
 
     public Object getDefaultValue(Class hint) {

js/rhino/src/org/mozilla/javascript/resources/Messages.properties

@@ -613,6 +613,9 @@ msg.nonjava.method =\
 msg.java.member.not.found =\
     Java class "{0}" has no public instance field or method named "{1}".
 
+msg.java.array.index.out.of.bounds =\
+    Array index {0} is out of bounds [0..{1}].
+
 msg.pkg.int =\
     Java package names may not be numbers.
 

js/rhino/src/org/mozilla/javascript/resources/Messages_fr.properties

@@ -309,6 +309,8 @@ msg.nonjava.method =\
  La m\u00E9thode Java "{0}" a \u00E9t\u00E9 appel\u00E9e avec une valeur ''this'' qui n''est pas un objet Java
 msg.java.member.not.found =\
  La classe Java "{0}" ne poss\u00E8de aucun champ ou aucune m\u00E9thode d''instance publique appel\u00E9 "{1}"
+msg.java.array.index.out.of.bounds =\
+    Array index {0} is out of bounds [0..{1}].
 msg.pkg.int =\
  Les noms de package Java ne peuvent pas \u00EAtre des nombres
 msg.ambig.import =\