<?php

namespace Automata\Modes\M;

class CoolantMode extends M
{

	public function supports(int $M): bool
	{
		return in_array($M, [0, 2, 6, 8, 9, 30]);
	}


	public function apply(int $M): void
	{
		if (!$this->supports($M)) {
			return;
		}
		if (in_array($M, [0, 2, 6, 30])) {
			$this->M = 9;

			return;
		}

		// 8 or 9
		$this->M = $M;
	}

}