Use PHP 5.5 ::class property in config files

See https://github.com/laravel/laravel/pull/3402

config/app.php

@@ -113,36 +113,36 @@ return [
         /*
          * Laravel Framework Service Providers...
          */
-        'Illuminate\Foundation\Providers\ArtisanServiceProvider',
-        'Illuminate\Auth\AuthServiceProvider',
-        'Illuminate\Broadcasting\BroadcastServiceProvider',
-        'Illuminate\Bus\BusServiceProvider',
-        'Illuminate\Cache\CacheServiceProvider',
-        'Illuminate\Foundation\Providers\ConsoleSupportServiceProvider',
-        'Illuminate\Routing\ControllerServiceProvider',
-        'Illuminate\Cookie\CookieServiceProvider',
-        'Illuminate\Database\DatabaseServiceProvider',
-        'Illuminate\Encryption\EncryptionServiceProvider',
-        'Illuminate\Filesystem\FilesystemServiceProvider',
-        'Illuminate\Foundation\Providers\FoundationServiceProvider',
-        'Illuminate\Hashing\HashServiceProvider',
-        'Illuminate\Mail\MailServiceProvider',
-        'Illuminate\Pagination\PaginationServiceProvider',
-        'Illuminate\Pipeline\PipelineServiceProvider',
-        'Illuminate\Queue\QueueServiceProvider',
-        'Illuminate\Redis\RedisServiceProvider',
-        'Illuminate\Auth\Passwords\PasswordResetServiceProvider',
-        'Illuminate\Session\SessionServiceProvider',
-        'Illuminate\Translation\TranslationServiceProvider',
-        'Illuminate\Validation\ValidationServiceProvider',
-        'Illuminate\View\ViewServiceProvider',
+        Illuminate\Foundation\Providers\ArtisanServiceProvider::class,
+        Illuminate\Auth\AuthServiceProvider::class,
+        Illuminate\Broadcasting\BroadcastServiceProvider::class,
+        Illuminate\Bus\BusServiceProvider::class,
+        Illuminate\Cache\CacheServiceProvider::class,
+        Illuminate\Foundation\Providers\ConsoleSupportServiceProvider::class,
+        Illuminate\Routing\ControllerServiceProvider::class,
+        Illuminate\Cookie\CookieServiceProvider::class,
+        Illuminate\Database\DatabaseServiceProvider::class,
+        Illuminate\Encryption\EncryptionServiceProvider::class,
+        Illuminate\Filesystem\FilesystemServiceProvider::class,
+        Illuminate\Foundation\Providers\FoundationServiceProvider::class,
+        Illuminate\Hashing\HashServiceProvider::class,
+        Illuminate\Mail\MailServiceProvider::class,
+        Illuminate\Pagination\PaginationServiceProvider::class,
+        Illuminate\Pipeline\PipelineServiceProvider::class,
+        Illuminate\Queue\QueueServiceProvider::class,
+        Illuminate\Redis\RedisServiceProvider::class,
+        Illuminate\Auth\Passwords\PasswordResetServiceProvider::class,
+        Illuminate\Session\SessionServiceProvider::class,
+        Illuminate\Translation\TranslationServiceProvider::class,
+        Illuminate\Validation\ValidationServiceProvider::class,
+        Illuminate\View\ViewServiceProvider::class,
 
         /*
          * Application Service Providers...
          */
-        'App\Providers\AppServiceProvider',
-        'App\Providers\EventServiceProvider',
-        'App\Providers\RouteServiceProvider',
+        App\Providers\AppServiceProvider::class,
+        App\Providers\EventServiceProvider::class,
+        App\Providers\RouteServiceProvider::class,
 
     ],
 
@@ -159,38 +159,38 @@ return [
 
     'aliases' => [
 
-        'App'       => 'Illuminate\Support\Facades\App',
-        'Artisan'   => 'Illuminate\Support\Facades\Artisan',
-        'Auth'      => 'Illuminate\Support\Facades\Auth',
-        'Blade'     => 'Illuminate\Support\Facades\Blade',
-        'Bus'       => 'Illuminate\Support\Facades\Bus',
-        'Cache'     => 'Illuminate\Support\Facades\Cache',
-        'Config'    => 'Illuminate\Support\Facades\Config',
-        'Cookie'    => 'Illuminate\Support\Facades\Cookie',
-        'Crypt'     => 'Illuminate\Support\Facades\Crypt',
-        'DB'        => 'Illuminate\Support\Facades\DB',
-        'Eloquent'  => 'Illuminate\Database\Eloquent\Model',
-        'Event'     => 'Illuminate\Support\Facades\Event',
-        'File'      => 'Illuminate\Support\Facades\File',
-        'Hash'      => 'Illuminate\Support\Facades\Hash',
-        'Input'     => 'Illuminate\Support\Facades\Input',
-        'Inspiring' => 'Illuminate\Foundation\Inspiring',
-        'Lang'      => 'Illuminate\Support\Facades\Lang',
-        'Log'       => 'Illuminate\Support\Facades\Log',
-        'Mail'      => 'Illuminate\Support\Facades\Mail',
-        'Password'  => 'Illuminate\Support\Facades\Password',
-        'Queue'     => 'Illuminate\Support\Facades\Queue',
-        'Redirect'  => 'Illuminate\Support\Facades\Redirect',
-        'Redis'     => 'Illuminate\Support\Facades\Redis',
-        'Request'   => 'Illuminate\Support\Facades\Request',
-        'Response'  => 'Illuminate\Support\Facades\Response',
-        'Route'     => 'Illuminate\Support\Facades\Route',
-        'Schema'    => 'Illuminate\Support\Facades\Schema',
-        'Session'   => 'Illuminate\Support\Facades\Session',
-        'Storage'   => 'Illuminate\Support\Facades\Storage',
-        'URL'       => 'Illuminate\Support\Facades\URL',
-        'Validator' => 'Illuminate\Support\Facades\Validator',
-        'View'      => 'Illuminate\Support\Facades\View',
+        'App'       => Illuminate\Support\Facades\App::class,
+        'Artisan'   => Illuminate\Support\Facades\Artisan::class,
+        'Auth'      => Illuminate\Support\Facades\Auth::class,
+        'Blade'     => Illuminate\Support\Facades\Blade::class,
+        'Bus'       => Illuminate\Support\Facades\Bus::class,
+        'Cache'     => Illuminate\Support\Facades\Cache::class,
+        'Config'    => Illuminate\Support\Facades\Config::class,
+        'Cookie'    => Illuminate\Support\Facades\Cookie::class,
+        'Crypt'     => Illuminate\Support\Facades\Crypt::class,
+        'DB'        => Illuminate\Support\Facades\DB::class,
+        'Eloquent'  => Illuminate\Database\Eloquent\Model::class,
+        'Event'     => Illuminate\Support\Facades\Event::class,
+        'File'      => Illuminate\Support\Facades\File::class,
+        'Hash'      => Illuminate\Support\Facades\Hash::class,
+        'Input'     => Illuminate\Support\Facades\Input::class,
+        'Inspiring' => Illuminate\Foundation\Inspiring::class,
+        'Lang'      => Illuminate\Support\Facades\Lang::class,
+        'Log'       => Illuminate\Support\Facades\Log::class,
+        'Mail'      => Illuminate\Support\Facades\Mail::class,
+        'Password'  => Illuminate\Support\Facades\Password::class,
+        'Queue'     => Illuminate\Support\Facades\Queue::class,
+        'Redirect'  => Illuminate\Support\Facades\Redirect::class,
+        'Redis'     => Illuminate\Support\Facades\Redis::class,
+        'Request'   => Illuminate\Support\Facades\Request::class,
+        'Response'  => Illuminate\Support\Facades\Response::class,
+        'Route'     => Illuminate\Support\Facades\Route::class,
+        'Schema'    => Illuminate\Support\Facades\Schema::class,
+        'Session'   => Illuminate\Support\Facades\Session::class,
+        'Storage'   => Illuminate\Support\Facades\Storage::class,
+        'URL'       => Illuminate\Support\Facades\URL::class,
+        'Validator' => Illuminate\Support\Facades\Validator::class,
+        'View'      => Illuminate\Support\Facades\View::class,
 
     ],
 

config/auth.php

@@ -28,7 +28,7 @@ return [
     |
     */
 
-    'model' => 'App\User',
+    'model' => App\User::class,
 
     /*
     |--------------------------------------------------------------------------

config/services.php

@@ -30,7 +30,7 @@ return [
     ],
 
     'stripe' => [
-        'model'  => 'App\User',
+        'model'  => App\User::class,
         'key' => '',
         'secret' => '',
     ],