Auto-scroll without jquery

let element = document.getElementById('element-id');
element.addEventListener('scroll', (e) =>{                                                                                                       
if(e.target.scrollTop >= 140){                                                                                                                                                                                                      
element.scrollTop = 10;                                                                                                 
}                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
})
function scroll(){ scroller.scrollBy(0,1)                                                                                                                                                                                                                                                                                                                                                                                                                                                       
}                                                                                                                                                                                   
setInterval(scroll, 10)

This method auto-scroll HTML element infinity