Constructive description here

vendor/nikic/php-parser/lib/PhpParser/Node/Expr/BooleanNot.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace PhpParser\Node\Expr;
+
+use PhpParser\Node\Expr;
+
+class BooleanNot extends Expr
+{
+    /** @var Expr Expression */
+    public $expr;
+
+    /**
+     * Constructs a boolean not node.
+     *
+     * @param Expr $expr       Expression
+     * @param array               $attributes Additional attributes
+     */
+    public function __construct(Expr $expr, array $attributes = array()) {
+        parent::__construct($attributes);
+        $this->expr = $expr;
+    }
+
+    public function getSubNodeNames() {
+        return array('expr');
+    }
+}