JavaScript generator function to get Fibonacci numbers

fibonacci.js

function* fibonacci(max = Number.MAX_SAFE_INTEGER) {
	let current = 1;
	let previous = 0;
	while (current <= max) {
		[current, previous] = [previous, current + previous];
		if (current <= max) {
			yield current;
		} else {
			return;
		}
	}
}