package kernel;

import cc.OS;

/**
	Make sure that a function is called at the end of the current event loop.
	Like setTimeout(func, 0) in JavaScript.
**/
class EndOfLoop {
	private static var backlog:Array<Void->Void> = [];
	private static var isQueued = false;

	public static function endOfLoop(func:Void->Void) {
		backlog.push(func);
		if (!isQueued) {
			OS.queueEvent("endofloop", null);
		}
	}

	@:allow(kernel.KernelEvents)
	private static function run() {
		for (func in backlog) {
			func();
		}
		backlog = [];
		isQueued = false;
	}
}