Count open/closed/total tasks for list of visible GitHub issues

count.js

(function() {
	let open = total = done = 0;
	let collection = document.getElementsByClassName('task-progress-counts');
	for (let i = 0; i < collection.length; i++) {
		let counts = collection[i].innerHTML.split(" of ").map((x) => parseInt(x));
		total += counts[1]; done += counts[0]; open += counts[1] - counts[0];
	}
	alert("Total: " + total + "\nOpen: " + open + "\nDone: " + done);
})();