Add Env::addExtraAdapter to support extra adapters when loading environment variables

Author: andrii-androshchuk

src/Illuminate/Support/Env.php

@@ -2,6 +2,7 @@
 
 namespace Illuminate\Support;
 
+use Closure;
 use Dotenv\Repository\Adapter\PutenvAdapter;
 use Dotenv\Repository\RepositoryBuilder;
 use PhpOption\Option;
@@ -23,6 +24,13 @@ class Env
      */
     protected static $repository;
 
+    /**
+     * The list of custom adapters for environment variables loading.
+     *
+     * @var array<Closure>
+     */
+    protected static $customAdapters = [];
+
     /**
      * Enable the putenv adapter.
      *
@@ -45,6 +53,16 @@ public static function disablePutenv()
         static::$repository = null;
     }
 
+    /**
+     * Register a custom adapter creator Closure.
+     *
+     * @return void
+     */
+    public static function extend($name, Closure $callback)
+    {
+        static::$customAdapters[$name] = $callback;
+    }
+
     /**
      * Get the environment repository instance.
      *
@@ -59,6 +77,10 @@ public static function getRepository()
                 $builder = $builder->addAdapter(PutenvAdapter::class);
             }
 
+            foreach (static::$customAdapters as $adapter) {
+                $builder = $builder->addAdapter($adapter());
+            }
+
             static::$repository = $builder->immutable()->make();
         }