quietone
--- a/core/tests/Drupal/FunctionalTests/Installer/InstallerExistingConfigTestBase.php
+++ b/core/tests/Drupal/FunctionalTests/Installer/InstallerExistingConfigTestBase.php
   * This is set by the profile in the core.extension extracted.
   *
   * If set to FALSE, then the install will proceed without an install profile.
+   *
+   * @var string|null
   */
  protected $profile = NULL;

  /**
-   * @todo Fill out docblock.
+   * @var bool
-   * @var bool
+   * @todo Fill out docblock.
+   *
+   * @var bool
--- a/core/tests/Drupal/FunctionalTests/Installer/InstallerExistingConfigTestBase.php
+++ b/core/tests/Drupal/FunctionalTests/Installer/InstallerExistingConfigTestBase.php
   * This is set by the profile in the core.extension extracted.
   *
   * If set to FALSE, then the install will proceed without an install profile.
+   *
+   * @var string|null
   */
  protected $profile = NULL;
--- a/core/tests/Drupal/Tests/Component/PhpStorage/MTimeProtectedFastFileStorageTest.php
+++ b/core/tests/Drupal/Tests/Component/PhpStorage/MTimeProtectedFastFileStorageTest.php
   * The first iteration does not change the directory mtime so this class will
   * include the hacked file on the first try but the second test will change
   * the directory mtime and so on the second try the file will not be included.
+   *
+   * @var bool[]
   */
  protected array $expected = [TRUE, FALSE];

  /**
   * The PHP storage class to test.
+   *
+   * @var string
--- a/core/tests/Drupal/Tests/Component/PhpStorage/MTimeProtectedFileStorageTest.php
+++ b/core/tests/Drupal/Tests/Component/PhpStorage/MTimeProtectedFileStorageTest.php
   *
   * The default implementation protects against even the filemtime change so
   * both iterations will return FALSE.
+   *
+   * @var bool[]
   */
  protected array $expected = [FALSE, FALSE];

  /**
   * The PHP storage class to test.
+   *
+   * @var string
--- a/core/phpcs.xml.dist
+++ b/core/phpcs.xml.dist
  <rule ref="Drupal.Commenting.PostStatementComment"/>
  <rule ref="Drupal.Commenting.TodoComment" />
  <rule ref="Drupal.Commenting.VariableComment">
-    <!-- Sniff for: DuplicateVar, EmptyVar, IncorrectVarType, InlineVariableName, WrongStyle -->
-    <exclude name="Drupal.Commenting.VariableComment.MissingVar"/>
+    <!-- Sniff for: DuplicateVar, EmptyVar, IncorrectVarType, InlineVariableName, MissingVar, WrongStyle -->
+    <exclude name="Drupal.Commenting.VariableComment.Missing"/>
  </rule>
  <rule ref="Drupal.Commenting.VariableComment.Missing">
    <exclude-pattern>./core/tests/*</exclude-pattern>
    <exclude-pattern>./core/*/tests/*</exclude-pattern>
  </rule>
  <rule ref="Drupal.ControlStructures.ControlSignature"/>
-  <rule ref="Drupal.ControlStructures.ControlSignature"/>
+  <rule ref="Drupal.Commenting.VariableComment.MissingVar">
+    <exclude-pattern>./*/Plugin/*</exclude-pattern>
+  </rule>
+  <rule ref="Drupal.ControlStructures.ControlSignature"/>