Initial commit

src/Automata/Storage/ToolMemory.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace Automata\Storage;
+
+use Automata\Tool;
+
+class ToolMemory
+{
+	/** @var Tool[] */
+	private array $memory = [];
+
+
+	public function save(Tool $tool): void
+	{
+		$this->memory[$tool->T] = $tool;
+	}
+
+
+	public function read(int $T): ?Tool
+	{
+		return @$this->memory[$T];
+	}
+}