The Tor Browser / file revision

 // Any copyright is dedicated to the Public Domain.

 // http://creativecommons.org/licenses/publicdomain/

 //-----------------------------------------------------------------------------

 var BUGNUMBER = 582643;

 var summary = "'0x' not followed by hex digits should be a syntax error";

 print(BUGNUMBER + ": " + summary);

 /**************

  * BEGIN TEST *

  **************/

 try

 {

   eval("0x");

   throw new Error("didn't throw parsing 0x (with no subsequent hex digits)");

 }

 catch (e)

 {

   assertEq(e instanceof SyntaxError, true,

            "bad exception thrown: " + e);

 }

 /******************************************************************************/

 if (typeof reportCompare === "function")

   reportCompare(true, true);

 print("All tests passed!");