diff --git a/README.txt b/README.txt
index 23b40b4..4f2c771 100644
--- a/README.txt
+++ b/README.txt
@@ -1,12 +1,22 @@
 CKEditor5 Prism Js
 =================
 
-This module provides a way to allow editors to insert styled components into CKEditor5 without having
-to grant the editors permission. Go to the filter format you want to configure (must be using CKEditor5). Drag the Prism Js icon into the active toolbar, and the config form will
+This module provides a way to allow editors to insert styled components
+into CKEditor5 without having to grant the editors permission.
+Go to the filter format you want to configure (must be using CKEditor5).
+Drag the Prism Js icon into the active toolbar, and the config form will
 appear below with a syntax highlighting style and supported languages
-option. Configure the languages and theme from here /admin/config/content/prism-js. By default, few  are checked for you.  Uncheck ones you won't need, it's optional.  This only controls the options in the dialog window of CKEditor5 when inserting a source code.
-
-Note that your filter format must support the use of pre and code tags under allowed tags as well, if using anything other than Full HTML.  You also need to configure the HTML filter (if Limit Allowed Tags is enabled) to allow the class attribute like so:
+option. Configure the languages and theme from here
+/admin/config/content/prism-js.
+By default, few  are checked for you.
+Uncheck ones you won't need, it's optional.
+This only controls the options in the dialog window of CKEditor5
+when inserting a source code.
+
+Note that your filter format must support the use of pre and code tags under
+allowed tags as well, if using anything other than Full HTML.
+You also need to configure the HTML filter (if Limit Allowed Tags is enabled)
+to allow the class attribute like so:
 
 Usage
 ============
@@ -21,4 +31,5 @@ Enable the Prism Js text filter:
 Prism Js Supported Languages
 ===============================
 
-Prism Js supports 297 languages and 8 themes to check off, which will then make them available in the dialog of CKEditor5 Prism Js.
+Prism Js supports 297 languages and 8 themes to check off, which will then make
+them available in the dialog of CKEditor5 Prism Js.
diff --git a/css/prism-custom.css b/css/prism-custom.css
index 5fe4537..6dc4bf8 100644
--- a/css/prism-custom.css
+++ b/css/prism-custom.css
@@ -1,4 +1,4 @@
-.text-content code, .cke_editable code {
+.text-content code,
+.cke_editable code {
   background-color: inherit !important;
 }
-
diff --git a/css/prismjs.css b/css/prismjs.css
index 7fa5cc5..c7be1f2 100644
--- a/css/prismjs.css
+++ b/css/prismjs.css
@@ -1,4 +1,4 @@
-.prism-js-preview{
+.prism-js-preview {
   border: 2px black dashed;
   padding: 1rem;
   pointer-events: none;
diff --git a/prismjs.libraries.yml b/prismjs.libraries.yml
index eae0eb8..8a58ecf 100644
--- a/prismjs.libraries.yml
+++ b/prismjs.libraries.yml
@@ -107,4 +107,4 @@ prismjs.custom:
   js:
     js/prism-custom.js: {}
   dependencies:
-    - core/drupal
\ No newline at end of file
+    - core/drupal
diff --git a/prismjs.module b/prismjs.module
index 58719a3..ccb0163 100644
--- a/prismjs.module
+++ b/prismjs.module
@@ -8,8 +8,7 @@
 /**
  * Implements hook_theme().
  */
-function prismjs_theme($existing, $type, $theme, $path)
-{
+function prismjs_theme($existing, $type, $theme, $path) {
 
   return [
     'prismjs_language_select' => [
@@ -19,15 +18,15 @@ function prismjs_theme($existing, $type, $theme, $path)
         'language' => NULL,
       ],
       'template' => 'prism-js/prismjs-language-select',
-    ]
+    ],
   ];
 }
+
 /**
- * Available languages
+ * Available languages.
  */
-function prismjs_available_languages()
-{
-  $languages = array(
+function prismjs_available_languages() {
+  $languages = [
     "markup" => t("Markup + HTML + XML + SVG + MathML + SSML + Atom + RSS"),
     "css" => t("CSS"),
     "clike" => t("C-like"),
@@ -325,7 +324,7 @@ function prismjs_available_languages()
     "yaml" => t("YAML"),
     "yang" => t("YANG"),
     "zig" => t("Zig"),
-  );
+  ];
 
   return $languages;
-}
\ No newline at end of file
+}
diff --git a/src/Annotation/PrismJs.php b/src/Annotation/PrismJs.php
index 9e3d35b..29d4447 100644
--- a/src/Annotation/PrismJs.php
+++ b/src/Annotation/PrismJs.php
@@ -9,8 +9,7 @@ use Drupal\Component\Annotation\Plugin;
  *
  * @Annotation
  */
-class PrismJs extends Plugin
-{
+class PrismJs extends Plugin {
 
   /**
    * The plugin ID.
@@ -37,4 +36,4 @@ class PrismJs extends Plugin
    */
   public $description;
 
-}
\ No newline at end of file
+}
diff --git a/src/Controller/PrismJsPreview.php b/src/Controller/PrismJsPreview.php
index a2c5bbd..27637de 100644
--- a/src/Controller/PrismJsPreview.php
+++ b/src/Controller/PrismJsPreview.php
@@ -18,8 +18,7 @@ use Symfony\Component\HttpFoundation\Response;
 /**
  * Returns the preview for prism js.
  */
-class PrismJsPreview extends ControllerBase
-{
+class PrismJsPreview extends ControllerBase {
 
   use StringTranslationTrait;
 
@@ -40,8 +39,7 @@ class PrismJsPreview extends ControllerBase
   /**
    * {@inheritdoc}
    */
-  public static function create(ContainerInterface $container)
-  {
+  public static function create(ContainerInterface $container) {
     return new static(
       $container->get('plugin.manager.ckedito5_prismjs'),
       $container->get('renderer')
@@ -56,8 +54,7 @@ class PrismJsPreview extends ControllerBase
    * @param \Drupal\Core\Render\Renderer $renderer
    *   The renderer service.
    */
-  public function __construct(PrismJsPluginManager $prismjs_plugin_manager, Renderer $renderer)
-  {
+  public function __construct(PrismJsPluginManager $prismjs_plugin_manager, Renderer $renderer) {
     $this->prismJsPluginManager = $prismjs_plugin_manager;
     $this->renderer = $renderer;
   }
@@ -65,8 +62,7 @@ class PrismJsPreview extends ControllerBase
   /**
    * Controller callback that renders the preview for CKeditor.
    */
-  public function preview(Request $request, Editor $editor)
-  {
+  public function preview(Request $request, Editor $editor) {
     $plugin_id = $request->query->get('plugin_id');
     $plugin_config = $request->query->get('plugin_config');
 
@@ -82,7 +78,8 @@ class PrismJsPreview extends ControllerBase
       /** @var \Drupal\prismjs\PrismJsInterface $instance */
       $instance = $this->prismJsPluginManager->createInstance($plugin_id, $plugin_config);
       $build = $instance->build();
-    } catch (\Exception $e) {
+    }
+    catch (\Exception $e) {
       $build = [
         'markup' => [
           '#type' => 'markup',
@@ -90,7 +87,7 @@ class PrismJsPreview extends ControllerBase
         ],
       ];
     }
-    $renderer = \Drupal::service('renderer');
+    $renderer = $this->renderer;
     return new Response($renderer->renderRoot($build));
   }
 
@@ -105,9 +102,8 @@ class PrismJsPreview extends ControllerBase
    * @return \Drupal\Core\Access\AccessResult|\Drupal\Core\Access\AccessResultReasonInterface
    *   The acccess result.
    */
-  public function checkAccess(Editor $editor, AccountProxy $account)
-  {
+  public function checkAccess(Editor $editor, AccountProxy $account) {
     return AccessResult::allowedIfHasPermission($account, 'use text format ' . $editor->getFilterFormat()->id());
   }
 
-}
\ No newline at end of file
+}
diff --git a/src/Form/PrismJsDialogForm.php b/src/Form/PrismJsDialogForm.php
index ada525a..f1c2c46 100644
--- a/src/Form/PrismJsDialogForm.php
+++ b/src/Form/PrismJsDialogForm.php
@@ -16,8 +16,7 @@ use Symfony\Component\DependencyInjection\ContainerInterface;
 /**
  * Ckeditor dialog form to insert webform submission results in text.
  */
-class PrismJsDialogForm extends FormBase
-{
+class PrismJsDialogForm extends FormBase {
 
   /**
    * The prism js plugin manager.
@@ -39,16 +38,14 @@ class PrismJsDialogForm extends FormBase
    * @param \Drupal\prismjs\PrismJsPluginManager $prismjs_plugin_manager
    *   The prism js plugin manager.
    */
-  public function __construct(PrismJsPluginManager $prismjs_plugin_manager)
-  {
+  public function __construct(PrismJsPluginManager $prismjs_plugin_manager) {
     $this->prismJsPluginManager = $prismjs_plugin_manager;
   }
 
   /**
    * {@inheritdoc}
    */
-  public static function create(ContainerInterface $container)
-  {
+  public static function create(ContainerInterface $container) {
     return new static(
       $container->get('plugin.manager.ckedito5_prismjs')
     );
@@ -57,23 +54,28 @@ class PrismJsDialogForm extends FormBase
   /**
    * {@inheritdoc}
    */
-  public function getFormId()
-  {
+  public function getFormId() {
     return 'prismjs_dialog_form';
   }
 
   /**
    * {@inheritdoc}
    */
-  public function buildForm(array $form, FormStateInterface $form_state, string $uuid = NULL)
-  {
+  public function buildForm(array $form, FormStateInterface $form_state, string $uuid = NULL) {
 
     $request = $this->getRequest();
 
     $config = $form_state->getUserInput()['config'] ?? [];
 
     $prismjs_config = $this->config('prismjs.settings');
-    $languages = $prismjs_config->get('languages') ?: ['c', 'css', 'java', 'javascript', 'markup', 'php'];
+    $languages = $prismjs_config->get('languages') ?: [
+      'c',
+      'css',
+      'java',
+      'javascript',
+      'markup',
+      'php',
+    ];
 
     $prismjs_available_languages = prismjs_available_languages();
     foreach ($languages as $language) {
@@ -131,7 +133,7 @@ class PrismJsDialogForm extends FormBase
           'event' => 'change',
           'wrapper' => $this->ajaxWrapper,
         ],
-        '#access' => false
+        '#access' => FALSE,
       ],
       'language' => [
         '#type' => 'select',
@@ -156,7 +158,8 @@ class PrismJsDialogForm extends FormBase
         $subform_state = SubformState::createForSubform($subform, $form, $form_state);
         $form['config']['plugin_config'] = $instance->buildConfigurationForm([], $subform_state);
         $form['config']['plugin_config']['#tree'] = TRUE;
-      } catch (\Exception $exception) {
+      }
+      catch (\Exception $exception) {
         $form['message'] = [
           '#type' => 'status_messages',
         ];
@@ -189,8 +192,7 @@ class PrismJsDialogForm extends FormBase
    * @return array
    *   The form element for webform elements.
    */
-  public function updateFormElement(array $form, FormStateInterface $form_state): array
-  {
+  public function updateFormElement(array $form, FormStateInterface $form_state): array {
     return $form['config'];
   }
 
@@ -205,8 +207,7 @@ class PrismJsDialogForm extends FormBase
    * @return \Drupal\Core\Ajax\AjaxResponse|array
    *   Ajax response for injecting html in ckeditor.
    */
-  public static function ajaxSubmitForm(array &$form, FormStateInterface $form_state)
-  {
+  public static function ajaxSubmitForm(array &$form, FormStateInterface $form_state) {
     if ($form_state->getErrors()) {
       return $form['config'];
     }
@@ -230,8 +231,7 @@ class PrismJsDialogForm extends FormBase
   /**
    * {@inheritdoc}
    */
-  public function validateForm(array &$form, FormStateInterface $form_state)
-  {
+  public function validateForm(array &$form, FormStateInterface $form_state) {
     /** @var \Drupal\prismjs\PrismJsInterface $instance */
     $plugin_id = $form_state->getValue(['config', 'plugin_id']);
     if ($plugin_id) {
@@ -245,10 +245,12 @@ class PrismJsDialogForm extends FormBase
         $instance->validateConfigurationForm($subform, $subform_state);
         $config = $form_state->getValue('config');
         $form_state->setValue('config', $config);
-      } catch (\Exception $exception) {
+      }
+      catch (\Exception $exception) {
         $form_state->setValue('config', []);
       }
-    } else {
+    }
+    else {
       $form_state->setValue('config', []);
     }
   }
@@ -256,9 +258,8 @@ class PrismJsDialogForm extends FormBase
   /**
    * {@inheritdoc}
    */
-  public function submitForm(array &$form, FormStateInterface $form_state)
-  {
+  public function submitForm(array &$form, FormStateInterface $form_state) {
     // Required but not used.
   }
 
-}
\ No newline at end of file
+}
diff --git a/src/Form/PrismJsSettingsForm.php b/src/Form/PrismJsSettingsForm.php
index 017d64f..aa0ca93 100644
--- a/src/Form/PrismJsSettingsForm.php
+++ b/src/Form/PrismJsSettingsForm.php
@@ -6,41 +6,37 @@ use Drupal\Core\Form\ConfigFormBase;
 use Drupal\Core\Form\FormStateInterface;
 
 /**
- * Class PrismJsSettingsForm.
+ * Prism Js Settings Form.
  *
  * @package Drupal\prismjs\Form
  */
-class PrismJsSettingsForm extends ConfigFormBase
-{
+class PrismJsSettingsForm extends ConfigFormBase {
 
   /**
    * {@inheritdoc}
    */
-  public function getFormId()
-  {
+  public function getFormId() {
     return 'prismjs_settings_form';
   }
 
   /**
    * {@inheritdoc}
    */
-  public function getEditableConfigNames()
-  {
+  public function getEditableConfigNames() {
     return ['prismjs.settings'];
   }
 
   /**
    * {@inheritdoc}
    */
-  public function buildForm(array $form, FormStateInterface $form_state)
-  {
+  public function buildForm(array $form, FormStateInterface $form_state) {
     $config = $this->config('prismjs.settings');
 
     $form['language_config'] = [
       '#type' => 'details',
       '#title' => $this->t('Language Settings'),
       '#collapsible' => TRUE,
-      '#open' => false,
+      '#open' => FALSE,
       '#description' => $this->t('Configure the available languages on the editor.'),
     ];
 
@@ -48,15 +44,22 @@ class PrismJsSettingsForm extends ConfigFormBase
       '#type' => 'checkboxes',
       '#title' => $this->t('Select available languages'),
       '#options' => prismjs_available_languages(),
-      '#default_value' => $config->get('languages') ?: ['c', 'css', 'java', 'javascript', 'markup', 'php'],
-      '#required' => true,
+      '#default_value' => $config->get('languages') ?: [
+        'c',
+        'css',
+        'java',
+        'javascript',
+        'markup',
+        'php',
+      ],
+      '#required' => TRUE,
     ];
 
     $form['theme'] = [
       '#type' => 'select',
       '#title' => $this->t('Default theme'),
       '#default_value' => $config->get('theme') ?: 'prism-tomorrow',
-      '#options' => array(
+      '#options' => [
         "default" => $this->t("Default"),
         "dark" => $this->t("Dark"),
         "funky" => $this->t("Funky"),
@@ -65,9 +68,9 @@ class PrismJsSettingsForm extends ConfigFormBase
         "coy" => $this->t("Coy"),
         "solarized-light" => $this->t("Solarized Light"),
         "tomorrow-night" => $this->t("Tomorrow Night"),
-      ),
+      ],
       '#description' => $this->t("Select the default theme"),
-      '#required' => true,
+      '#required' => TRUE,
     ];
 
     $form['help'] = [
@@ -80,8 +83,7 @@ class PrismJsSettingsForm extends ConfigFormBase
   /**
    * {@inheritdoc}
    */
-  public function submitForm(array &$form, FormStateInterface $form_state)
-  {
+  public function submitForm(array &$form, FormStateInterface $form_state) {
     $config = $this->config('prismjs.settings');
     $values = $form_state->getValues();
 
@@ -91,4 +93,5 @@ class PrismJsSettingsForm extends ConfigFormBase
 
     parent::submitForm($form, $form_state);
   }
-}
\ No newline at end of file
+
+}
diff --git a/src/Plugin/CKEditor5Plugin/PrismJs.php b/src/Plugin/CKEditor5Plugin/PrismJs.php
index b091321..01c5b50 100644
--- a/src/Plugin/CKEditor5Plugin/PrismJs.php
+++ b/src/Plugin/CKEditor5Plugin/PrismJs.php
@@ -11,14 +11,12 @@ use Drupal\editor\EditorInterface;
 /**
  * Plugin class to add dialog url for prism js.
  */
-class PrismJs extends CKEditor5PluginDefault
-{
+class PrismJs extends CKEditor5PluginDefault {
 
   /**
    * {@inheritdoc}
    */
-  public function getDynamicPluginConfig(array $static_plugin_config, EditorInterface $editor): array
-  {
+  public function getDynamicPluginConfig(array $static_plugin_config, EditorInterface $editor): array {
     $prismjs_dialog_url = Url::fromRoute('prismjs.dialog')
       ->toString(TRUE)
       ->getGeneratedUrl();
@@ -32,4 +30,4 @@ class PrismJs extends CKEditor5PluginDefault
     return $static_plugin_config;
   }
 
-}
\ No newline at end of file
+}
diff --git a/src/Plugin/Filter/PrismJs.php b/src/Plugin/Filter/PrismJs.php
index 2bb00d9..3f0f06a 100644
--- a/src/Plugin/Filter/PrismJs.php
+++ b/src/Plugin/Filter/PrismJs.php
@@ -10,8 +10,7 @@ use Drupal\filter\FilterProcessResult;
 use Drupal\filter\Plugin\FilterBase;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 
-// use Symfony\Component\DomCrawler\Crawler;
-
+// Use Symfony\Component\DomCrawler\Crawler;.
 /**
  * Provides a text filter that turns < prism-js > tags into markup.
  *
@@ -25,8 +24,7 @@ use Symfony\Component\DependencyInjection\ContainerInterface;
  *
  * @internal
  */
-class PrismJs extends FilterBase implements ContainerFactoryPluginInterface, TrustedCallbackInterface
-{
+class PrismJs extends FilterBase implements ContainerFactoryPluginInterface, TrustedCallbackInterface {
 
   /**
    * The plugin manager for prism js.
@@ -45,8 +43,7 @@ class PrismJs extends FilterBase implements ContainerFactoryPluginInterface, Tru
   /**
    * {@inheritdoc}
    */
-  public function __construct(array $configuration, $plugin_id, $plugin_definition, Renderer $renderer, PrismJsPluginManager $prismjs_plugin_manager)
-  {
+  public function __construct(array $configuration, $plugin_id, $plugin_definition, Renderer $renderer, PrismJsPluginManager $prismjs_plugin_manager) {
     parent::__construct($configuration, $plugin_id, $plugin_definition);
     $this->prismJsPluginManager = $prismjs_plugin_manager;
     $this->renderer = $renderer;
@@ -55,8 +52,7 @@ class PrismJs extends FilterBase implements ContainerFactoryPluginInterface, Tru
   /**
    * {@inheritdoc}
    */
-  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition)
-  {
+  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
     return new static(
       $configuration,
       $plugin_id,
@@ -69,9 +65,7 @@ class PrismJs extends FilterBase implements ContainerFactoryPluginInterface, Tru
   /**
    * {@inheritdoc}
    */
-
-  public function process($text, $langcode)
-  {
+  public function process($text, $langcode) {
 
     $matches = [];
     if (preg_match_all('/(?<code><prism-js.*?<\/prism-js>)/si', $text, $matches)) {
@@ -82,7 +76,7 @@ class PrismJs extends FilterBase implements ContainerFactoryPluginInterface, Tru
       $library = 'prismjs/prismjs.' . $theme;
       if (!empty($matches['code'])) {
         foreach ($matches['code'] as $code) {
-          $source_code = $this->get_string_between($code, 'data-plugin-config="', '"');
+          $source_code = $this->getStringBetween($code, 'data-plugin-config="', '"');
           if ($source_code) {
             $source_code = html_entity_decode($source_code);
             $source_code = json_decode($source_code);
@@ -106,12 +100,16 @@ class PrismJs extends FilterBase implements ContainerFactoryPluginInterface, Tru
 
     return new FilterProcessResult($text);
   }
-  function get_string_between($string, $start, $end)
-  {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getStringBetween($string, $start, $end) {
     $string = ' ' . $string;
     $ini = strpos($string, $start);
-    if ($ini == 0)
+    if ($ini == 0) {
       return '';
+    }
     $ini += strlen($start);
     $len = strpos($string, $end, $ini) - $ini;
     return substr($string, $ini, $len);
@@ -120,9 +118,8 @@ class PrismJs extends FilterBase implements ContainerFactoryPluginInterface, Tru
   /**
    * {@inheritdoc}
    */
-  public static function trustedCallbacks()
-  {
+  public static function trustedCallbacks() {
     return [];
   }
 
-}
\ No newline at end of file
+}
diff --git a/src/Plugin/PrismJs/LanguageSelect.php b/src/Plugin/PrismJs/LanguageSelect.php
index 6937bd0..92aa347 100644
--- a/src/Plugin/PrismJs/LanguageSelect.php
+++ b/src/Plugin/PrismJs/LanguageSelect.php
@@ -16,16 +16,14 @@ use Drupal\prismjs\PrismJsPluginBase;
  *   description = @Translation("Renders a Language Selection."),
  * )
  */
-class LanguageSelect extends PrismJsPluginBase implements PrismJsInterface
-{
+class LanguageSelect extends PrismJsPluginBase implements PrismJsInterface {
 
   use StringTranslationTrait;
 
   /**
    * {@inheritdoc}
    */
-  public function defaultConfiguration()
-  {
+  public function defaultConfiguration() {
     return [
       'text' => NULL,
     ];
@@ -34,25 +32,23 @@ class LanguageSelect extends PrismJsPluginBase implements PrismJsInterface
   /**
    * {@inheritdoc}
    */
-  public function build(): array
-  {
+  public function build(): array {
 
     return [
       '#theme' => 'prismjs_language_select',
       '#text' => $this->configuration['text'],
-      '#attached' => array(
-        'library' => array(
+      '#attached' => [
+        'library' => [
           'prismjs/prismjs.tomorrow-night',
-        )
-      ),
+        ],
+      ],
     ];
   }
 
   /**
    * {@inheritdoc}
    */
-  public function buildConfigurationForm(array $form, FormStateInterface $form_state)
-  {
+  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
 
     $form['text'] = [
       '#type' => 'textarea',
@@ -63,4 +59,4 @@ class LanguageSelect extends PrismJsPluginBase implements PrismJsInterface
     return $form;
   }
 
-}
\ No newline at end of file
+}
diff --git a/src/PrismJsInterface.php b/src/PrismJsInterface.php
index 944440d..e21ed1c 100644
--- a/src/PrismJsInterface.php
+++ b/src/PrismJsInterface.php
@@ -8,8 +8,7 @@ use Drupal\Core\Plugin\PluginFormInterface;
 /**
  * Interface for submission result render plugins.
  */
-interface PrismJsInterface extends PluginFormInterface, ConfigurableInterface
-{
+interface PrismJsInterface extends PluginFormInterface, ConfigurableInterface {
 
   /**
    * Returns the translated plugin label.
@@ -32,4 +31,4 @@ interface PrismJsInterface extends PluginFormInterface, ConfigurableInterface
    */
   public function getAttachments(): array;
 
-}
\ No newline at end of file
+}
diff --git a/src/PrismJsPluginBase.php b/src/PrismJsPluginBase.php
index 3efd1d0..fe2d52b 100644
--- a/src/PrismJsPluginBase.php
+++ b/src/PrismJsPluginBase.php
@@ -9,14 +9,12 @@ use Drupal\Core\Plugin\PluginBase;
 /**
  * Base class for prism js render plugins.
  */
-abstract class PrismJsPluginBase extends PluginBase implements PrismJsInterface
-{
+abstract class PrismJsPluginBase extends PluginBase implements PrismJsInterface {
 
   /**
    * {@inheritdoc}
    */
-  public function __construct(array $configuration, $plugin_id, $plugin_definition)
-  {
+  public function __construct(array $configuration, $plugin_id, $plugin_definition) {
     parent::__construct($configuration, $plugin_id, $plugin_definition);
     $this->setConfiguration($configuration);
   }
@@ -24,8 +22,7 @@ abstract class PrismJsPluginBase extends PluginBase implements PrismJsInterface
   /**
    * {@inheritdoc}
    */
-  public function label()
-  {
+  public function label() {
     // Cast the label to a string since it is a TranslatableMarkup object.
     return (string) $this->pluginDefinition['label'];
   }
@@ -33,57 +30,50 @@ abstract class PrismJsPluginBase extends PluginBase implements PrismJsInterface
   /**
    * {@inheritdoc}
    */
-  public function buildConfigurationForm(array $form, FormStateInterface $form_state)
-  {
+  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
     return [];
   }
 
   /**
    * {@inheritdoc}
    */
-  public function validateConfigurationForm(array &$form, FormStateInterface $form_state)
-  {
+  public function validateConfigurationForm(array &$form, FormStateInterface $form_state) {
     // Allow plugins to do some validation.
   }
 
   /**
    * {@inheritdoc}
    */
-  public function submitConfigurationForm(array &$form, FormStateInterface $form_state)
-  {
+  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {
     // This method is never called.
   }
 
   /**
    * {@inheritdoc}
    */
-  public function getConfiguration()
-  {
+  public function getConfiguration() {
     return $this->configuration;
   }
 
   /**
    * {@inheritdoc}
    */
-  public function setConfiguration(array $configuration)
-  {
+  public function setConfiguration(array $configuration) {
     $this->configuration = NestedArray::mergeDeep($this->defaultConfiguration(), $configuration);
   }
 
   /**
    * {@inheritdoc}
    */
-  public function defaultConfiguration()
-  {
+  public function defaultConfiguration() {
     return [];
   }
 
   /**
    * {@inheritdoc}
    */
-  public function getAttachments(): array
-  {
+  public function getAttachments(): array {
     return [];
   }
 
-}
\ No newline at end of file
+}
diff --git a/src/PrismJsPluginManager.php b/src/PrismJsPluginManager.php
index b21b4d4..df0730a 100644
--- a/src/PrismJsPluginManager.php
+++ b/src/PrismJsPluginManager.php
@@ -9,8 +9,7 @@ use Drupal\Core\Plugin\DefaultPluginManager;
 /**
  * Prism js plugin manager.
  */
-class PrismJsPluginManager extends DefaultPluginManager
-{
+class PrismJsPluginManager extends DefaultPluginManager {
 
   /**
    * Constructs Prism Js Plugin Manager.
@@ -23,8 +22,7 @@ class PrismJsPluginManager extends DefaultPluginManager
    * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
    *   The module handler to invoke the alter hook with.
    */
-  public function __construct(\Traversable $namespaces, CacheBackendInterface $cache_backend, ModuleHandlerInterface $module_handler)
-  {
+  public function __construct(\Traversable $namespaces, CacheBackendInterface $cache_backend, ModuleHandlerInterface $module_handler) {
     parent::__construct(
       'Plugin/PrismJs',
       $namespaces,
@@ -36,4 +34,4 @@ class PrismJsPluginManager extends DefaultPluginManager
     $this->setCacheBackend($cache_backend, 'prismjs_plugins');
   }
 
-}
\ No newline at end of file
+}