diff --git a/README.txt b/README.md
similarity index 77%
rename from README.txt
rename to README.md
index 972f7e027647a0d4b68facf5cf8854ccb76bc7a0..3017c4ac95116ad92f15faa4706bac4763a94402 100644
--- a/README.txt
+++ b/README.md
@@ -1,54 +1,43 @@
-CONTENTS OF THIS FILE
----------------------
+# CONTENTS OF THIS FILE
 
-* Introduction
-* Requirements
-* Recommended Modules
-* Installation
-* Configuration
-* Maintainers
+- Introduction
+- Requirements
+- Recommended Modules
+- Installation
+- Configuration
+- Maintainers
 
-
-INTRODUCTION
-------------
+## INTRODUCTION
 
 The Page Manager module supports the creation of new pages, and allows placing
 blocks within that page. This module was formerly part of the Ctools suite of
 modules.
 
-* For a full description of the module visit
-  https://www.drupal.org/project/page_manager.
-
-* To submit bug reports and feature suggestions, or to track changes visit
-  https://www.drupal.org/project/issues/page_manager.
-
+- For a full description of the module visit
+  <https://www.drupal.org/project/page_manager>.
 
-REQUIREMENTS
-------------
+- To submit bug reports and feature suggestions, or to track changes visit
+  <https://www.drupal.org/project/issues/page_manager>.
 
-CTools - https://www.drupal.org/project/ctools
+## REQUIREMENTS
 
+CTools - <https://www.drupal.org/project/ctools>
 
-RECOMMENDED MODULES
--------------------
+## RECOMMENDED MODULES
 
 Panels in Drupal 8 integrates with Page Manager and offers a custom variant type
 which allows users to select different layouts and manage blocks. Panels on its
 own does not have much to offer and Page Manager provides a user interface that
 helps utilize Panels.
 
-* Panels - https://www.drupal.org/project/panels
+- Panels - <https://www.drupal.org/project/panels>
 
+## INSTALLATION
 
-INSTALLATION
-------------
+- Install the Page Manager module as you would normally install a contributed
+  Drupal module. Visit <https://www.drupal.org/node/1897420>.
 
-* Install the Page Manager module as you would normally install a contributed
-  Drupal module. Visit https://www.drupal.org/node/1897420.
-
-
-CONFIGURATION
--------------
+## CONFIGURATION
 
 Navigate to Administration > Extend and enable the Page Manager and Page Manager
 UI modules. This provides an interface for customizing page paths, parameters,
@@ -103,10 +92,8 @@ configure the selection criteria to determine which variant should be displayed.
    selection criteria will always return true and be displayed. Ones with a
    selection criteria should be ordered above ones without any.
 
+## MAINTAINERS
 
-MAINTAINERS
------------
-
-* Tim Plunkett (tim.plunkett) - https://www.drupal.org/u/timplunkett
-* Kris Vanderwater (EclipseGc) - https://www.drupal.org/u/eclipsegc
-* David Snopek (dsnopek) - https://www.drupal.org/u/dsnopek
+- Tim Plunkett (tim.plunkett) - <https://www.drupal.org/u/timplunkett>
+- Kris Vanderwater (EclipseGc) - <https://www.drupal.org/u/eclipsegc>
+- David Snopek (dsnopek) - <https://www.drupal.org/u/dsnopek>
diff --git a/page_manager.install b/page_manager.install
index 428894d090ab385da37b7a2f535db3eea1708710..39d2c685329ebab8019a615e22f7732e5ae24a40 100644
--- a/page_manager.install
+++ b/page_manager.install
@@ -13,7 +13,7 @@ function page_manager_update_8001() {
 }
 
 /**
- * Rename layout machine names in config entities to match layout discovery's default layouts.
+ * Rename layout machine names to match layout discovery's default layouts.
  */
 function page_manager_update_8002() {
   $names = \Drupal::configFactory()->listAll('page_manager.page_variant');
diff --git a/page_manager.module b/page_manager.module
index 7acfd65424fe5ae00a97975343296cf3d1c00739..921f0f69dab398363777cc8c43d62a51093e362d 100644
--- a/page_manager.module
+++ b/page_manager.module
@@ -13,7 +13,7 @@ use Drupal\page_manager\Form\LayoutBuilderForm;
  */
 function page_manager_entity_type_build(array &$entity_types) {
   if (_page_manager_is_layout_builder_enabled()) {
-    /* @var $entity_types \Drupal\Core\Entity\EntityTypeInterface[] */
+    /** @var $entity_types \Drupal\Core\Entity\EntityTypeInterface[] */
     $entity_types['page_variant']
       ->setHandlerClass('storage', LayoutBuilderStorage::class)
       ->setFormClass('layout_builder', LayoutBuilderForm::class);
diff --git a/page_manager_ui/src/Access/PageManagerPluginAccess.php b/page_manager_ui/src/Access/PageManagerPluginAccess.php
index be315d22b712b85f7ffe7d68e9b8ad2233a34419..5c3c16c7ff2f7c01b2ef3f768892b9fa354c8d99 100644
--- a/page_manager_ui/src/Access/PageManagerPluginAccess.php
+++ b/page_manager_ui/src/Access/PageManagerPluginAccess.php
@@ -6,8 +6,18 @@ use Drupal\Core\Access\AccessResult;
 use Drupal\Core\Session\AccountInterface;
 use Drupal\ctools\Access\AccessInterface;
 
+/**
+ * Access Plugin for Page Manager Plugins.
+ */
 class PageManagerPluginAccess implements AccessInterface {
 
+  /**
+   * Account Interface public method.
+   *
+   * @param \Drupal\Core\Session\AccountInterface $account
+   *
+   * @return \Drupal\Core\Access\AccessResultAllowed|\Drupal\Core\Access\AccessResultForbidden
+   */
   public function access(AccountInterface $account) {
     return $account->hasPermission('administer pages') ? AccessResult::allowed() : AccessResult::forbidden();
   }
diff --git a/page_manager_ui/src/Entity/PageListBuilder.php b/page_manager_ui/src/Entity/PageListBuilder.php
index 76c6cf1498d48af16f5253a885426e61706ee5b3..39e24d4e0c9730724bb399751cb857c9d606147d 100644
--- a/page_manager_ui/src/Entity/PageListBuilder.php
+++ b/page_manager_ui/src/Entity/PageListBuilder.php
@@ -36,7 +36,7 @@ class PageListBuilder extends ConfigEntityListBuilder {
     $row['description'] = [
       'data' => [
         '#plain_text' => $entity->getDescription(),
-      ]
+      ],
     ];
     $row['path'] = $this->getPath($entity);
 
@@ -48,7 +48,9 @@ class PageListBuilder extends ConfigEntityListBuilder {
    */
   public function getDefaultOperations(EntityInterface $entity) {
     $operations = parent::getDefaultOperations($entity);
-    $operations['edit']['url'] = new Url('entity.page.edit_form', ['machine_name' => $entity->id(), 'step' => 'general']);
+    $operations['edit']['url'] = new Url('entity.page.edit_form', [
+      'machine_name' => $entity->id(), 'step' => 'general'
+    ]);
 
     return $operations;
   }
diff --git a/page_manager_ui/src/Form/AccessConfigure.php b/page_manager_ui/src/Form/AccessConfigure.php
index 70a3d7a8af7717aef99f1f3f1dd1b68bfd91f86d..a8a14009f7cc4f3ec4a21d325c5ef9ed80a7a296 100644
--- a/page_manager_ui/src/Form/AccessConfigure.php
+++ b/page_manager_ui/src/Form/AccessConfigure.php
@@ -4,6 +4,9 @@ namespace Drupal\page_manager_ui\Form;
 
 use Drupal\ctools\Form\ConditionConfigure;
 
+/**
+ * Access Configuration Forms.
+ */
 class AccessConfigure extends ConditionConfigure {
 
   /**
@@ -16,8 +19,8 @@ class AccessConfigure extends ConditionConfigure {
     $route_name = $page->isNew() ? 'entity.page.add_step_form' : 'entity.page.edit_form';
     return [$route_name,
       [
-      'machine_name' => $this->machine_name,
-      'step' => 'access',
+        'machine_name' => $this->machine_name,
+        'step' => 'access',
       ],
     ];
   }
diff --git a/page_manager_ui/src/Form/AccessDelete.php b/page_manager_ui/src/Form/AccessDelete.php
index bed5b5cfcb1f1fc95bb40968a5bf2b25cc187196..53c1196eebd84aef7a4437e01e1ab621b2704212 100644
--- a/page_manager_ui/src/Form/AccessDelete.php
+++ b/page_manager_ui/src/Form/AccessDelete.php
@@ -4,6 +4,9 @@ namespace Drupal\page_manager_ui\Form;
 
 use Drupal\ctools\Form\ConditionDelete;
 
+/**
+ * Delete Access Form.
+ */
 class AccessDelete extends ConditionDelete {
 
   /**
@@ -16,8 +19,8 @@ class AccessDelete extends ConditionDelete {
     $route_name = $page->isNew() ? 'entity.page.add_step_form' : 'entity.page.edit_form';
     return [$route_name,
       [
-      'machine_name' => $this->machine_name,
-      'step' => 'access',
+        'machine_name' => $this->machine_name,
+        'step' => 'access',
       ],
     ];
   }
diff --git a/page_manager_ui/src/Form/AddVariantContextsForm.php b/page_manager_ui/src/Form/AddVariantContextsForm.php
index f17cff41448af418d5b980c78f4237c23648e075..8655b9f62d1b356d85beda4d4922bea9ff8dd604 100644
--- a/page_manager_ui/src/Form/AddVariantContextsForm.php
+++ b/page_manager_ui/src/Form/AddVariantContextsForm.php
@@ -9,6 +9,9 @@ use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Url;
 use Drupal\ctools\Form\ManageContext;
 
+/**
+ * Add a Variant Context Form.
+ */
 class AddVariantContextsForm extends ManageContext {
 
   /**
@@ -30,7 +33,7 @@ class AddVariantContextsForm extends ManageContext {
     $context = $form_state->getValue('context');
     $content = $this->formBuilder->getForm($this->getContextClass($cached_values), $context, $this->getTempstoreId(), $this->machine_name, $page_variant->id());
     $content['#attached']['library'][] = 'core/drupal.dialog.ajax';
-    list(, $route_parameters) = $this->getContextOperationsRouteInfo($cached_values, $this->machine_name, $context);
+    [, $route_parameters] = $this->getContextOperationsRouteInfo($cached_values, $this->machine_name, $context);
     $content['submit']['#attached']['drupalSettings']['ajax'][$content['submit']['#id']]['url'] = Url::fromRoute(
       $this->getContextAddRoute($cached_values),
       $route_parameters,
@@ -120,7 +123,14 @@ class AddVariantContextsForm extends ManageContext {
     ];
   }
 
-
+  /**
+   * Check if context is editable.
+   *
+   * @param $cached_values
+   * @param $row
+   *
+   * @return bool
+   */
   protected function isEditableContext($cached_values, $row) {
     /** @var \Drupal\page_manager\PageVariantInterface $page_variant */
     $page_variant = $cached_values['page_variant'];
diff --git a/page_manager_ui/src/Form/AddVariantSelectionConfigure.php b/page_manager_ui/src/Form/AddVariantSelectionConfigure.php
index f5baae942e9a0ecebff7dc9b30261dbfc41d9c1f..2331e2120ce0ad20f4cde9e653da676d39fd586a 100644
--- a/page_manager_ui/src/Form/AddVariantSelectionConfigure.php
+++ b/page_manager_ui/src/Form/AddVariantSelectionConfigure.php
@@ -4,6 +4,9 @@ namespace Drupal\page_manager_ui\Form;
 
 use Drupal\ctools\Form\ConditionConfigure;
 
+/**
+ * Configuration form for Add Variant Selection
+ */
 class AddVariantSelectionConfigure extends ConditionConfigure {
 
   /**
@@ -13,8 +16,9 @@ class AddVariantSelectionConfigure extends ConditionConfigure {
    *   The cached values from the wizard.
    *
    * @return \Drupal\page_manager\PageVariantInterface
+   *   The Page Variant.
    */
-  protected function getPageVariant($cached_values) {
+  protected function getPageVariant(array $cached_values) {
     return $cached_values['page_variant'];
   }
 
diff --git a/page_manager_ui/src/Form/AddVariantSelectionDelete.php b/page_manager_ui/src/Form/AddVariantSelectionDelete.php
index d8317d6bc1f65e74b43c73e05bfe483b5a7883d2..c37f73abc06791bfb05f07340641579be2cd5a9b 100644
--- a/page_manager_ui/src/Form/AddVariantSelectionDelete.php
+++ b/page_manager_ui/src/Form/AddVariantSelectionDelete.php
@@ -4,6 +4,9 @@ namespace Drupal\page_manager_ui\Form;
 
 use Drupal\ctools\Form\ConditionDelete;
 
+/**
+ * Delete form for Add Variant Selection.
+ */
 class AddVariantSelectionDelete extends ConditionDelete {
 
   /**
@@ -13,8 +16,9 @@ class AddVariantSelectionDelete extends ConditionDelete {
    *   The cached values from the wizard.
    *
    * @return \Drupal\page_manager\PageVariantInterface
+   *   The Page Variant.
    */
-  protected function getPageVariant($cached_values) {
+  protected function getPageVariant(array $cached_values) {
     return $cached_values['page_variant'];
   }
 
@@ -25,9 +29,9 @@ class AddVariantSelectionDelete extends ConditionDelete {
     $page_variant = $this->getPageVariant($cached_values);
     return ['entity.page_variant.add_step_form',
       [
-      'page' => $page_variant->getPage()->id(),
-      'machine_name' => $this->machine_name,
-      'step' => 'selection',
+        'page' => $page_variant->getPage()->id(),
+        'machine_name' => $this->machine_name,
+        'step' => 'selection',
       ],
     ];
   }
diff --git a/page_manager_ui/src/Form/AddVariantSelectionForm.php b/page_manager_ui/src/Form/AddVariantSelectionForm.php
index d9a46a72090fc13fd3a4d68106019a21fb7f69c3..39bf931a8dbd8f2bc9353b68f77bcd3e8ee25787 100644
--- a/page_manager_ui/src/Form/AddVariantSelectionForm.php
+++ b/page_manager_ui/src/Form/AddVariantSelectionForm.php
@@ -9,6 +9,9 @@ use Drupal\Core\Form\FormStateInterface;
 use Drupal\Core\Url;
 use Drupal\ctools\Form\ManageConditions;
 
+/**
+ * Selection form for Add Variant.
+ */
 class AddVariantSelectionForm extends ManageConditions {
 
   /**
@@ -40,9 +43,9 @@ class AddVariantSelectionForm extends ManageConditions {
     $page_variant = $cached_values['page_variant'];
     return ['entity.page_variant.add_step_form.condition',
       [
-      'page' => $page_variant->getPage()->id(),
-      'machine_name' => $machine_name,
-      'condition' => $row,
+        'page' => $page_variant->getPage()->id(),
+        'machine_name' => $machine_name,
+        'condition' => $row,
       ],
     ];
   }
@@ -51,7 +54,7 @@ class AddVariantSelectionForm extends ManageConditions {
    * {@inheritdoc}
    */
   protected function getConditions($cached_values) {
-    /** @var $page \Drupal\page_manager\Entity\PageVariant */
+    /** @var \Drupal\page_manager\Entity\PageVariant $page_variant */
     $page_variant = $cached_values['page_variant'];
     return $page_variant->get('selection_criteria');
   }
@@ -60,7 +63,7 @@ class AddVariantSelectionForm extends ManageConditions {
    * {@inheritdoc}
    */
   protected function getContexts($cached_values) {
-    /** @var $page_variant \Drupal\page_manager\Entity\PageVariant */
+    /** @var \Drupal\page_manager\Entity\PageVariant $page_variant */
     $page_variant = $cached_values['page_variant'];
     return $page_variant->getContexts();
   }
@@ -81,7 +84,7 @@ class AddVariantSelectionForm extends ManageConditions {
     $condition = $form_state->getValue('conditions');
     $content = \Drupal::formBuilder()->getForm($this->getConditionClass(), $condition, $this->getTempstoreId(), $this->machine_name, $page_variant->id());
     $content['#attached']['library'][] = 'core/drupal.dialog.ajax';
-    list(, $route_parameters) = $this->getOperationsRouteInfo($cached_values, $this->machine_name, $form_state->getValue('conditions'));
+    [, $route_parameters] = $this->getOperationsRouteInfo($cached_values, $this->machine_name, $form_state->getValue('conditions'));
     $content['submit']['#attached']['drupalSettings']['ajax'][$content['submit']['#id']]['url'] = Url::fromRoute(
       $this->getAddRoute($cached_values),
       $route_parameters,
diff --git a/page_manager_ui/src/Form/AddVariantStaticContextConfigure.php b/page_manager_ui/src/Form/AddVariantStaticContextConfigure.php
index d21021c9c95620ab8be8e79ec9c5a678ac6802b9..e5a32406f83420e0e8228abe793f9c5ce3720d00 100644
--- a/page_manager_ui/src/Form/AddVariantStaticContextConfigure.php
+++ b/page_manager_ui/src/Form/AddVariantStaticContextConfigure.php
@@ -5,6 +5,9 @@ namespace Drupal\page_manager_ui\Form;
 use Drupal\Core\Plugin\Context\ContextInterface;
 use Drupal\ctools\Form\ContextConfigure;
 
+/**
+ * Configuration form for Add Static Variant Context.
+ */
 class AddVariantStaticContextConfigure extends ContextConfigure {
 
   /**
@@ -14,8 +17,9 @@ class AddVariantStaticContextConfigure extends ContextConfigure {
    *   The cached values from the wizard.
    *
    * @return \Drupal\page_manager\PageVariantInterface
+   *   The Page Variant.
    */
-  protected function getPageVariant($cached_values) {
+  protected function getPageVariant(array $cached_values) {
     return $cached_values['page_variant'];
   }
 
diff --git a/page_manager_ui/src/Form/AddVariantStaticContextDeleteForm.php b/page_manager_ui/src/Form/AddVariantStaticContextDeleteForm.php
index 978addff14dd6068630a59b472ead4320578f0fa..df1dce25e115078430310ed988b447931292db55 100644
--- a/page_manager_ui/src/Form/AddVariantStaticContextDeleteForm.php
+++ b/page_manager_ui/src/Form/AddVariantStaticContextDeleteForm.php
@@ -43,7 +43,7 @@ class AddVariantStaticContextDeleteForm extends ContextDelete {
    */
   public function submitForm(array &$form, FormStateInterface $form_state) {
     $cached_values = $this->getTempstore();
-    /** @var $page \Drupal\page_manager\PageInterface */
+    /** @var \Drupal\page_manager\PageVariantInterface $page_variant */
     $page_variant = $this->getPageVariant($cached_values);
     $this->messenger()->addMessage($this->t('The static context %label has been removed.', ['%label' => $page_variant->getStaticContext($this->context_id)['label']]));
     $page_variant->removeStaticContext($this->context_id);
@@ -58,8 +58,9 @@ class AddVariantStaticContextDeleteForm extends ContextDelete {
    *   The cached values from the wizard.
    *
    * @return \Drupal\page_manager\PageVariantInterface
+   *   The Page Variant.
    */
-  protected function getPageVariant($cached_values) {
+  protected function getPageVariant(array $cached_values) {
     return $cached_values['page_variant'];
   }
 
diff --git a/page_manager_ui/src/Form/PageAccessForm.php b/page_manager_ui/src/Form/PageAccessForm.php
index e0fe27ea42ba760f792ec7dffa52d52e6317282f..5eea63087b86aeabf90910a404dfd8d731ce41c7 100644
--- a/page_manager_ui/src/Form/PageAccessForm.php
+++ b/page_manager_ui/src/Form/PageAccessForm.php
@@ -5,6 +5,9 @@ namespace Drupal\page_manager_ui\Form;
 use Drupal\Core\Form\FormStateInterface;
 use Drupal\ctools\Form\ManageConditions;
 
+/**
+ * The Page Access Form.
+ */
 class PageAccessForm extends ManageConditions {
 
   /**
@@ -32,14 +35,19 @@ class PageAccessForm extends ManageConditions {
    * {@inheritdoc}
    */
   protected function getOperationsRouteInfo($cached_values, $machine_name, $row) {
-    return ['entity.page.condition', ['machine_name' => $machine_name, 'condition' => $row]];
+    return [
+      'entity.page.condition', [
+        'machine_name' => $machine_name,
+        'condition' => $row
+      ],
+    ];
   }
 
   /**
    * {@inheritdoc}
    */
   protected function getConditions($cached_values) {
-    /** @var $page \Drupal\page_manager\Entity\Page */
+    /** @var \Drupal\page_manager\Entity\Page $page */
     $page = $cached_values['page'];
     return $page->get('access_conditions');
   }
@@ -48,7 +56,7 @@ class PageAccessForm extends ManageConditions {
    * {@inheritdoc}
    */
   protected function getContexts($cached_values) {
-    /** @var $page \Drupal\page_manager\Entity\Page */
+    /** @var \Drupal\page_manager\Entity\Page $page */
     $page = $cached_values['page'];
     return $page->getContexts();
   }
@@ -57,6 +65,7 @@ class PageAccessForm extends ManageConditions {
    * The route to which condition 'add' actions should submit.
    *
    * @return string
+   *   The add condition route.
    */
   protected function getAddRoute($cached_values) {
     return 'entity.page.condition.add';
diff --git a/page_manager_ui/src/Form/PageGeneralForm.php b/page_manager_ui/src/Form/PageGeneralForm.php
index e2a4a41296601eb0ae633ff04c0a50441c6912e9..fa180d8c1bc0c1b3affb8b73c9b3837997aaf76d 100644
--- a/page_manager_ui/src/Form/PageGeneralForm.php
+++ b/page_manager_ui/src/Form/PageGeneralForm.php
@@ -8,6 +8,9 @@ use Drupal\Core\Form\FormBase;
 use Drupal\Core\Form\FormStateInterface;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 
+/**
+ * A Page's General Config Form.
+ */
 class PageGeneralForm extends FormBase {
 
   /**
@@ -59,7 +62,7 @@ class PageGeneralForm extends FormBase {
    */
   public function buildForm(array $form, FormStateInterface $form_state) {
     $cached_values = $form_state->getTemporaryValue('wizard');
-    /** @var $page \Drupal\page_manager\Entity\Page */
+    /** @var \Drupal\page_manager\Entity\Page $page */
     $page = $cached_values['page'];
     $form['description'] = [
       '#type' => 'textarea',
@@ -120,7 +123,7 @@ class PageGeneralForm extends FormBase {
    */
   public function submitForm(array &$form, FormStateInterface $form_state) {
     $cached_values = $form_state->getTemporaryValue('wizard');
-    /** @var $page \Drupal\page_manager\Entity\Page */
+    /** @var \Drupal\page_manager\Entity\Page $page */
     $page = $cached_values['page'];
     $page->set('description', $form_state->getValue('description'));
     $page->set('path', $form_state->getValue('path'));
@@ -131,7 +134,7 @@ class PageGeneralForm extends FormBase {
       $page->set('label', $form_state->getValue('label'));
       if (empty($cached_values['variant_plugin_id'])) {
         $variant_plugin_id = $cached_values['variant_plugin_id'] = $form_state->getValue('variant_plugin_id');
-        /* @var \Drupal\page_manager\PageVariantInterface $page_variant */
+        /** @var \Drupal\page_manager\PageVariantInterface $page_variant */
         $page_variant = \Drupal::entityTypeManager()
           ->getStorage('page_variant')
           ->create([
@@ -146,7 +149,7 @@ class PageGeneralForm extends FormBase {
       }
       if ($cached_values['variant_plugin_id'] != $form_state->getValue('variant_plugin_id') && !empty($cached_values['page_variant'])) {
         $page_variant = $cached_values['page_variant'];
-        /** @var $page_variant \Drupal\page_manager\Entity\PageVariant */
+        /** @var \Drupal\page_manager\Entity\PageVariant $page_variant */
         $page_variant->set('variant', $form_state->getValue('variant_plugin_id'));
         $page_variant->set('variant_settings', []);
         $cached_values['variant_plugin_id'] = $form_state->getValue('variant_plugin_id');
@@ -162,7 +165,7 @@ class PageGeneralForm extends FormBase {
    */
   public function validatePath(&$element, FormStateInterface $form_state) {
     $cached_values = $form_state->getTemporaryValue('wizard');
-    /** @var $page \Drupal\page_manager\Entity\Page */
+    /** @var \Drupal\page_manager\Entity\Page $page */
     $page = $cached_values['page'];
 
     // Ensure the path has a leading slash.
diff --git a/page_manager_ui/src/Form/PageParametersForm.php b/page_manager_ui/src/Form/PageParametersForm.php
index cade549ccc408e1b6666ce15094871432e6f9b88..9f7e028c5bb60c333db81fafd255eb5547a34ea6 100644
--- a/page_manager_ui/src/Form/PageParametersForm.php
+++ b/page_manager_ui/src/Form/PageParametersForm.php
@@ -63,7 +63,7 @@ class PageParametersForm extends FormBase {
       }
       $row['type']['data'] = isset($parameter['type']) ?: $this->t('<em>No context assigned</em>');
 
-      list($route_partial, $route_parameters) = $this->getOperationsRouteInfo($cached_values, $cached_values['id'], $parameter_name);
+      [$route_partial, $route_parameters] = $this->getOperationsRouteInfo($cached_values, $cached_values['id'], $parameter_name);
       $build = [
         '#type' => 'operations',
         '#links' => $this->getOperations($route_partial, $route_parameters),
@@ -82,7 +82,17 @@ class PageParametersForm extends FormBase {
     $cached_values = $form_state->getTemporaryValue('wizard');
   }
 
-
+  /**
+   * Operations for Page Parameters form.
+   *
+   * @param $route_name_base
+   *   The base route name.
+   * @param array $route_parameters
+   *   The route parameters.
+   *
+   * @return array
+   *   The set of operations for the form.
+   */
   protected function getOperations($route_name_base, array $route_parameters = []) {
     $operations['edit'] = [
       'title' => t('Edit'),
@@ -103,13 +113,32 @@ class PageParametersForm extends FormBase {
    * Returns the tempstore id to use.
    *
    * @return string
+   *   The default tempstore ID.
    */
   protected function getTempstoreId() {
     return 'page_manager.page';
   }
 
+  /**
+   * Get Operation Route Information.
+   *
+   * @param $cached_values
+   *   The Cached Values.
+   * @param $machine_name
+   *   Machine name of the route.
+   * @param $row
+   *   The row being operated on.
+   *
+   * @return array
+   *
+   */
   protected function getOperationsRouteInfo($cached_values, $machine_name, $row) {
-    return ['page_manager.parameter', ['machine_name' => $machine_name, 'name' => $row]];
+    return [
+      'page_manager.parameter', [
+        'machine_name' => $machine_name,
+        'name' => $row
+      ],
+    ];
   }
 
 }