Helpers

debounce.js

function debounce(fn, ms) {
    let timeout;
    return function() {
        const fnCall = () => fn.apply(this, arguments)
        clearTimeout(timeout);
        timeout = setTimeout(fnCall, ms);
    }
}

debounce.ts

const debounce = (fn: Func, ms = 300) => {
	let timeoutId: ReturnType<typeof setTimeout>;
	return function (this: any, ...args: any[]) {
		clearTimeout(timeoutId);
		timeoutId = setTimeout(() => fn.apply(this, args), ms);
	};
};

throttle.js

function throttle(fn, ms) {
	let isThrottled = false;
	let savedArgs;
	let savedThis;

	function wrapper() {
		if (isThrottled) {
			savedArgs = arguments;
			savedThis = this;
			return
		}

		fn.apply(this, arguments);

		isThrottled = true;

		setTimeout(function() {
			isThrottled = false;
			if (savedArgs) {
				wrapper.apply(savedThis, savedArgs);
				savedArgs = savedThis = null;
			}
		}, ms)
	}

	return wrapper
}