Merge pull request z-song#3566 from z-song/analysis-z9pwwP

Apply fixes from StyleCI

Author: z-song

src/Auth/Permission.php

@@ -4,7 +4,6 @@
 
 use Encore\Admin\Facades\Admin;
 use Encore\Admin\Middleware\Pjax;
-use Illuminate\Support\Facades\Auth;
 
 class Permission
 {

src/Grid/Column/Help.php

@@ -2,7 +2,6 @@
 
 namespace Encore\Admin\Grid\Column;
 
-use Encore\Admin\Admin;
 use Illuminate\Contracts\Support\Renderable;
 
 class Help implements Renderable

src/Grid/Concerns/HasHotKeys.php

@@ -60,4 +60,4 @@ public function enableHotKeys()
 
         return $this;
     }
-}
+}

src/Grid/Displayers/Copyable.php

@@ -5,26 +5,25 @@
 use Encore\Admin\Facades\Admin;
 
 /**
- * Class Copyable
- * @package Encore\Admin\Grid\Displayers
+ * Class Copyable.
  *
  * @see https://codepen.io/shaikmaqsood/pen/XmydxJ
  */
 class Copyable extends AbstractDisplayer
 {
     protected function addScript()
     {
-        $script = <<<SCRIPT
+        $script = <<<'SCRIPT'
 $('.grid-column-copyable').click(function (e) {
     
     var content = $(this).data('content');
     
-    var \$temp = $('<input>');
+    var $temp = $('<input>');
     
-    \$("body").append(\$temp);
-    \$temp.val(content).select();
+    $("body").append($temp);
+    $temp.val(content).select();
     document.execCommand("copy");
-    \$temp.remove();
+    $temp.remove();
     
     $(this).tooltip('show');
 });
@@ -45,4 +44,4 @@ public function display()
 </a>&nbsp;{$this->getValue()}
 HTML;
     }
-}
+}

src/Grid/Displayers/QRCode.php

@@ -5,15 +5,13 @@
 use Encore\Admin\Facades\Admin;
 
 /**
- * Class QRCode
- *
- * @package Encore\Admin\Grid\Displayers
+ * Class QRCode.
  */
 class QRCode extends AbstractDisplayer
 {
     protected function addScript()
     {
-        $script = <<<SCRIPT
+        $script = <<<'SCRIPT'
 $('.grid-column-qrcode').popover({
     html: true,
     trigger: 'focus'
@@ -41,4 +39,4 @@ public function display($formatter = null, $width = 150, $height = 150)
 </a>&nbsp;{$this->getValue()}
 HTML;
     }
-}
+}

src/Middleware/Pjax.php

@@ -5,7 +5,6 @@
 use Closure;
 use Encore\Admin\Facades\Admin;
 use Illuminate\Http\Request;
-use Illuminate\Support\Facades\Auth;
 use Illuminate\Support\MessageBag;
 use Symfony\Component\DomCrawler\Crawler;
 use Symfony\Component\HttpFoundation\Response;