src/core/org/luaj/vm2/LuaClosure.java

@@ -122,11 +122,11 @@ public class LuaClosure extends LuaFunction {
 	public LuaClosure checkclosure() {
 		return this;
 	}
-	
+
 	public String tojstring() {
 		return "function: " + p.toString();
 	}
-	
+
 	private LuaValue[] getNewStack() {
 		int max = p.maxstacksize;
 		LuaValue[] stack = new LuaValue[max];

src/core/org/luaj/vm2/LuaValue.java

@@ -529,7 +529,7 @@ public class LuaValue extends Varargs {
 	 * @see #isstring()
 	 * @see #TSTRING
 	 */
-	public String  tojstring()           { return typename() + ": " + Integer.toHexString(hashCode()); }
+	public String  tojstring()           { return typename() + ": 0x" + Integer.toHexString(hashCode()); }
 	
 	/** Convert to userdata instance, or null.
 	 * @return userdata instance if userdata, or null if not {@link LuaUserdata}