add fixture to keep protected method

Author: TomasVotruba

rules-tests/DeadCode/Rector/ClassMethod/RemoveUnusedPrivateMethodRector/Fixture/skip_protected_magic_called_from_parent.php.inc

@@ -0,0 +1,15 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Rector\Tests\DeadCode\Rector\ClassMethod\RemoveUnusedPrivateMethodRector\Fixture;
+
+use PhpParser\PrettyPrinter\Standard;
+use Rector\PhpParser\Node\FileNode;
+
+final class SkipProtectedMagicCalledFromParent extends Standard
+{
+    protected function pFileNode(FileNode $fileNode)
+    {
+    }
+}

src/PhpParser/Node/FileNode.php

@@ -28,9 +28,13 @@ public function __construct(
 
     }
 
+    /**
+     * This triggers Printed method with "pFileNode" name
+     * @see \Rector\PhpParser\Printer\BetterStandardPrinter::pStmt_FileNode()
+     */
     public function getType(): string
     {
-        return 'CustomNode_File';
+        return 'Stmt_FileNode';
     }
 
     /**

src/PhpParser/Printer/BetterStandardPrinter.php

@@ -135,7 +135,7 @@ protected function p(
             : $content;
     }
 
-    protected function pCustomNode_File(FileNode $fileNode): string
+    protected function pStmt_FileNode(FileNode $fileNode): string
     {
         return $this->pStmts($fileNode->stmts, true);
     }