Hot Module Reload - Clear intervals

MutationObserver.js

        const observer = new MutationObserver((_m, _o) => {

            const hmr = _m.some((m) => {
                return m.attributeName === "data-hmr";
            })

            if (!hmr) {
                return
            }
            //Remove previous Intervals & Timeouts
            //clearInterval();
            observer.disconnect();
        });
        observer.observe(this.el, { attributes: true, childList: false, subtree: false });