Reslove blade compilation error for laravel 5.8

Author: viralsolani

app/Providers/BladeServiceProvider.php

@@ -20,14 +20,14 @@ class BladeServiceProvider extends ServiceProvider
     /**
      * Register any misc. blade extensions.
      */
-    public function register()
+    public function boot()
     {
         /*
          * The block of code inside this directive indicates
          * the chosen language requests RTL support.
          */
-        Blade::directive('langRTL', function () {
-            return "<?php if (session()->has('lang-rtl')): ?>";
+        Blade::if('langrtl', function ($session_identifier = 'lang-rtl') {
+            return session()->has($session_identifier);
         });
     }
 }

composer.lock

@@ -191,7 +191,7 @@
         App\Providers\AccessServiceProvider::class,
         App\Providers\AppServiceProvider::class,
         App\Providers\AuthServiceProvider::class,
-        //App\Providers\BladeServiceProvider::class,
+        App\Providers\BladeServiceProvider::class,
         //App\Providers\BroadcastServiceProvider::class,
         App\Providers\ComposerServiceProvider::class,
         App\Providers\EventServiceProvider::class,
@@ -214,51 +214,51 @@
     */
 
     'aliases' => [
-        'App'          => Illuminate\Support\Facades\App::class,
-        'Artisan'      => Illuminate\Support\Facades\Artisan::class,
-        'Auth'         => Illuminate\Support\Facades\Auth::class,
-        'Blade'        => Illuminate\Support\Facades\Blade::class,
-        'Broadcast'    => Illuminate\Support\Facades\Broadcast::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,
-        'Gate'         => Illuminate\Support\Facades\Gate::class,
-        'Hash'         => Illuminate\Support\Facades\Hash::class,
-        'Lang'         => Illuminate\Support\Facades\Lang::class,
-        'Log'          => Illuminate\Support\Facades\Log::class,
-        'Mail'         => Illuminate\Support\Facades\Mail::class,
+        'App' => Illuminate\Support\Facades\App::class,
+        'Artisan' => Illuminate\Support\Facades\Artisan::class,
+        'Auth' => Illuminate\Support\Facades\Auth::class,
+        'Blade' => Illuminate\Support\Facades\Blade::class,
+        'Broadcast' => Illuminate\Support\Facades\Broadcast::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,
+        'Gate' => Illuminate\Support\Facades\Gate::class,
+        'Hash' => Illuminate\Support\Facades\Hash::class,
+        'Lang' => Illuminate\Support\Facades\Lang::class,
+        'Log' => Illuminate\Support\Facades\Log::class,
+        'Mail' => Illuminate\Support\Facades\Mail::class,
         'Notification' => Illuminate\Support\Facades\Notification::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,
+        '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,
 
         /*
          * Third Party Aliases
          */
-        'Active'      => HieuLe\Active\Facades\Active::class,
+        'Active' => HieuLe\Active\Facades\Active::class,
         'Breadcrumbs' => DaveJamesMiller\Breadcrumbs\Facade::class,
-        'Captcha'     => Arcanedev\NoCaptcha\Facades\NoCaptcha::class,
-        'Form'        => Collective\Html\FormFacade::class,
-        'Gravatar'    => Creativeorange\Gravatar\Facades\Gravatar::class,
-        'Html'        => Collective\Html\HtmlFacade::class,
-        'Socialite'   => Laravel\Socialite\Facades\Socialite::class,
-        'JWTAuth'     => Tymon\JWTAuth\Facades\JWTAuth::class,
+        'Captcha' => Arcanedev\NoCaptcha\Facades\NoCaptcha::class,
+        'Form' => Collective\Html\FormFacade::class,
+        'Gravatar' => Creativeorange\Gravatar\Facades\Gravatar::class,
+        'Html' => Collective\Html\HtmlFacade::class,
+        'Socialite' => Laravel\Socialite\Facades\Socialite::class,
+        'JWTAuth' => Tymon\JWTAuth\Facades\JWTAuth::class,
         //'Datatables' => Yajra\DataTables\Facades\DataTables::class
     ],
 ];

config/app.php

@@ -19,11 +19,12 @@
 
         <!-- Check if the language is set to RTL, so apply the RTL layouts -->
         <!-- Otherwise apply the normal LTR layouts -->
-        @langRTL
+        @langrtl
             {{ Html::style(getRtlCss(mix('css/backend.css'))) }}
         @else
             {{ Html::style(mix('css/backend.css')) }}
-        @endif
+        @endlangrtl
+
         {{ Html::style(mix('css/backend-custom.css')) }}
         @yield('after-styles')
 

resources/views/backend/layouts/app.blade.php

@@ -20,12 +20,13 @@
 
         <!-- Check if the language is set to RTL, so apply the RTL layouts -->
         <!-- Otherwise apply the normal LTR layouts -->
-        @langRTL
+        @langrtl
             {{ Html::style(getRtlCss(mix('css/frontend.css'))) }}
         @else
             {{ Html::style(mix('css/frontend.css')) }}
-        @endif
-        {!! Html::style('js/select2/select2.min.css') !!}
+        @endlangrtl
+
+       {!! Html::style('js/select2/select2.min.css') !!}
         @yield('after-styles')
 
         <!-- Scripts -->

resources/views/frontend/layouts/app.blade.php

@@ -13,11 +13,11 @@
 
         <!-- Check if the language is set to RTL, so apply the RTL layouts -->
         <!-- Otherwise apply the normal LTR layouts -->
-        @langRTL
+        @langrtl
             {{ Html::style(getRtlCss(mix('css/backend.css'))) }}
         @else
             {{ Html::style(mix('css/backend.css')) }}
-        @endif
+        @endlangrtl
         {!! Html::style('css/custom-style.css') !!}
         @yield('after-styles-end')