Initial Drupal 11 with DDEV setup

vendor/composer/installers/src/Composer/Installers/MantisBTInstaller.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace Composer\Installers;
+
+use Composer\DependencyResolver\Pool;
+
+class MantisBTInstaller extends BaseInstaller
+{
+    /** @var array<string, string> */
+    protected $locations = array(
+        'plugin' => 'plugins/{$name}/',
+    );
+
+    /**
+     * Format package name to CamelCase
+     */
+    public function inflectPackageVars(array $vars): array
+    {
+        $vars['name'] = strtolower($this->pregReplace('/(?<=\\w)([A-Z])/', '_\\1', $vars['name']));
+        $vars['name'] = str_replace(array('-', '_'), ' ', $vars['name']);
+        $vars['name'] = str_replace(' ', '', ucwords($vars['name']));
+
+        return $vars;
+    }
+}