PHPCS Changes

Author: lbajsarowicz

src/Magento/FunctionalTestingFramework/Suite/Handlers/SuiteObjectHandler.php

@@ -34,13 +34,15 @@ class SuiteObjectHandler implements ObjectHandlerInterface
 
     /**
      * Avoids instantiation of SuiteObjectHandler by new.
+     * @return void
      */
     private function __construct()
     {
     }
 
     /**
      * Avoids instantiation of SuiteObjectHandler by clone.
+     * @return void
      */
     private function __clone()
     {

src/Magento/FunctionalTestingFramework/Suite/SuiteGenerator.php

@@ -33,7 +33,7 @@ class SuiteGenerator
      *
      * @var SuiteGenerator
      */
-    private static $SUITE_GENERATOR_INSTANCE;
+    private static $instance;
 
     /**
      * Group Class Generator initialized in constructor.
@@ -43,28 +43,37 @@ class SuiteGenerator
     private $groupClassGenerator;
 
     /**
-     * SuiteGenerator constructor.
+     * Avoids instantiation of LoggingUtil by new.
+     * @return void
      */
     private function __construct()
     {
         $this->groupClassGenerator = new GroupClassGenerator();
     }
 
+    /**
+     * Avoids instantiation of SuiteGenerator by clone.
+     * @return void
+     */
+    private function __clone()
+    {
+    }
+
     /**
      * Singleton method which is used to retrieve the instance of the suite generator.
      *
      * @return SuiteGenerator
      */
-    public static function getInstance()
+    public static function getInstance(): SuiteGenerator
     {
-        if (!self::$SUITE_GENERATOR_INSTANCE) {
+        if (!self::$instance) {
             // clear any previous configurations before any generation occurs.
             self::clearPreviousGroupPreconditions();
             self::clearPreviousSessionConfigEntries();
-            self::$SUITE_GENERATOR_INSTANCE = new SuiteGenerator();
+            self::$instance = new SuiteGenerator();
         }
 
-        return self::$SUITE_GENERATOR_INSTANCE;
+        return self::$instance;
     }
 
     /**

src/Magento/FunctionalTestingFramework/Util/Logger/LoggingUtil.php

@@ -41,13 +41,15 @@ public static function getInstance(): LoggingUtil
 
     /**
      * Avoids instantiation of LoggingUtil by new.
+     * @return void
      */
     private function __construct()
     {
     }
 
     /**
      * Avoids instantiation of LoggingUtil by clone.
+     * @return void
      */
     private function __clone()
     {