Add Composer autoloading functions and PHPStan for testing

vendor/nikic/php-parser/lib/PhpParser/Node/Stmt/StaticVar.php

@@ -0,0 +1,37 @@
+<?php declare(strict_types=1);
+
+namespace PhpParser\Node\Stmt;
+
+use PhpParser\Node;
+use PhpParser\Node\Expr;
+
+class StaticVar extends Node\Stmt
+{
+    /** @var Expr\Variable Variable */
+    public $var;
+    /** @var null|Node\Expr Default value */
+    public $default;
+
+    /**
+     * Constructs a static variable node.
+     *
+     * @param Expr\Variable  $var         Name
+     * @param null|Node\Expr $default    Default value
+     * @param array          $attributes Additional attributes
+     */
+    public function __construct(
+        Expr\Variable $var, Node\Expr $default = null, array $attributes = []
+    ) {
+        parent::__construct($attributes);
+        $this->var = $var;
+        $this->default = $default;
+    }
+
+    public function getSubNodeNames() : array {
+        return ['var', 'default'];
+    }
+    
+    public function getType() : string {
+        return 'Stmt_StaticVar';
+    }
+}