code: public static String getExceptionLocation(Throwable t) {
         StackTraceElement element = findStackTraceElement(t);
         return element != null ? "(" + getSimpleClassName(element) + ":" + element.getLineNumber() + ")-" : "";
      }
docs: Find a location (class and line number) where an exception occurred
  - ignore Assert and ChorusAssert if these are at the top of the exception stack,
  we're trying to provide the user class which used the assertions