Rearrange structure

app/Support/Search/QueryParser/Node.php

@@ -0,0 +1,20 @@
+<?php
+
+declare(strict_types=1);
+
+namespace FireflyIII\Support\Search\QueryParser;
+
+/**
+ * Base class for all nodes
+ */
+abstract class Node
+{
+    abstract public function __toString(): string;
+
+    protected bool $prohibited;
+
+    public function isProhibited(): bool
+    {
+        return $this->prohibited;
+    }
+}