Method warning

src/AutoNumericHelper.js:767–772

* Function that display a warning messages, according to the debug level. * * @param {string} message * @param {boolean} [showWarning=true] If FALSE, then the warning message is not displayed

(message, showWarning = true)

     * @param {boolean} [showWarning=true] If FALSE, then the warning message is not displayed
     */
    static warning(message, showWarning = true) {
        if (showWarning) {
            /* eslint no-console: 0 */
            console.warn(`Warning: ${message}`);
        }
    }

    /**
     * Return `true` if the given event is an instance of WheelEvent