Method increment

src/main/java/groovy/lang/ObjectRange.java:561–563

Increments by one @param value the value to increment @return the incremented value

(Object value)

     * @return the incremented value
     */
    protected Object increment(Object value) {
        return InvokerHelper.invokeMethod(value, "next", null);
    }

    /**
     * Decrements by one