Method hasNext

src/main/java/groovy/lang/ObjectRange.java:508–516

{@inheritDoc}

()

         * {@inheritDoc}
         */
        @Override
        public boolean hasNext() {
            // not thread safe
            if (!nextFetched) {
                value = peek();
                nextFetched = true;
            }
            return value != null;
        }

        private Comparable peek() {
            if (step > 0) {