Converts several function calls within a certain time into one call

debounce.js

var debounce = function (f, ms){
	
	var state = null;
	
	var COOLDOWN = 1;
	
	return function(){
		if(state) return;
		
		f.apply(this. arguments);
		
		state = COOLDOWN;
		
		setTimeout(function(){state = null}, ms);
	}
}

let width = 1;

var action = function(){
	document.querySelector('#text').style.transform = `scale(1.${width})`;
	width++;
}


document.querySelector('button').onclick = debounce(action, 5000);