diff --git a/bundles/CoreBundle/Command/InternalMigrationHelpersCommand.php b/bundles/CoreBundle/Command/InternalMigrationHelpersCommand.php
index ba87552d0d3..68edb4139e1 100644
--- a/bundles/CoreBundle/Command/InternalMigrationHelpersCommand.php
+++ b/bundles/CoreBundle/Command/InternalMigrationHelpersCommand.php
@@ -40,7 +40,7 @@ protected function configure()
      */
     protected function execute(InputInterface $input, OutputInterface $output)
     {
-        if($input->getOption('is-installed')) {
+        if ($input->getOption('is-installed')) {
             try {
                 $output->write((string) \Pimcore::isInstalled());
             } catch (\Throwable $e) {
diff --git a/bundles/CoreBundle/EventListener/Frontend/FullPageCacheListener.php b/bundles/CoreBundle/EventListener/Frontend/FullPageCacheListener.php
index 753db65f415..0ec6a9183a3 100644
--- a/bundles/CoreBundle/EventListener/Frontend/FullPageCacheListener.php
+++ b/bundles/CoreBundle/EventListener/Frontend/FullPageCacheListener.php
@@ -168,7 +168,7 @@ public function enableExpireHeader()
      */
     public function onKernelRequest(RequestEvent $event)
     {
-        if(!$this->isEnabled()) {
+        if (!$this->isEnabled()) {
             return;
         }
 
diff --git a/bundles/CoreBundle/Migrations/Version20201008082752.php b/bundles/CoreBundle/Migrations/Version20201008082752.php
index 8ace11fffe6..afacc2c0e30 100644
--- a/bundles/CoreBundle/Migrations/Version20201008082752.php
+++ b/bundles/CoreBundle/Migrations/Version20201008082752.php
@@ -12,7 +12,7 @@ class Version20201008082752 extends AbstractMigration
      */
     public function up(Schema $schema): void
     {
-        if($schema->hasTable('tracking_events')) {
+        if ($schema->hasTable('tracking_events')) {
             $this->addSql('RENAME TABLE tracking_events TO PLEASE_DELETE__tracking_events;');
         }
     }
diff --git a/bundles/CoreBundle/Migrations/Version20201008101817.php b/bundles/CoreBundle/Migrations/Version20201008101817.php
index 2b83a25a4d2..37eacfabcfb 100644
--- a/bundles/CoreBundle/Migrations/Version20201008101817.php
+++ b/bundles/CoreBundle/Migrations/Version20201008101817.php
@@ -12,7 +12,7 @@ class Version20201008101817 extends AbstractMigration
      */
     public function up(Schema $schema): void
     {
-        if($schema->hasTable('documents_elements')) {
+        if ($schema->hasTable('documents_elements')) {
             $this->addSql('RENAME TABLE documents_elements TO documents_editables;');
         }
     }
diff --git a/bundles/CoreBundle/Migrations/Version20201008132324.php b/bundles/CoreBundle/Migrations/Version20201008132324.php
index f2ccea1c6dc..6d329dd7576 100644
--- a/bundles/CoreBundle/Migrations/Version20201008132324.php
+++ b/bundles/CoreBundle/Migrations/Version20201008132324.php
@@ -12,7 +12,7 @@ class Version20201008132324 extends AbstractMigration
      */
     public function up(Schema $schema): void
     {
-        if($schema->hasTable('locks')) {
+        if ($schema->hasTable('locks')) {
             $this->addSql('RENAME TABLE locks TO PLEASE_DELETE__locks;');
         }
     }
diff --git a/bundles/CoreBundle/Migrations/Version20201009095924.php b/bundles/CoreBundle/Migrations/Version20201009095924.php
index b8fdec75c72..2a131054a18 100644
--- a/bundles/CoreBundle/Migrations/Version20201009095924.php
+++ b/bundles/CoreBundle/Migrations/Version20201009095924.php
@@ -12,7 +12,7 @@ class Version20201009095924 extends AbstractMigration
      */
     public function up(Schema $schema): void
     {
-        if($schema->getTable('users')->hasColumn('apiKey')) {
+        if ($schema->getTable('users')->hasColumn('apiKey')) {
             $this->addSql('ALTER TABLE `users` DROP COLUMN `apiKey`;');
         }
     }
diff --git a/bundles/CoreBundle/Migrations/Version20201012154224.php b/bundles/CoreBundle/Migrations/Version20201012154224.php
index 5a569381630..cb4d1bcaf2c 100644
--- a/bundles/CoreBundle/Migrations/Version20201012154224.php
+++ b/bundles/CoreBundle/Migrations/Version20201012154224.php
@@ -12,7 +12,7 @@ class Version20201012154224 extends AbstractMigration
      */
     public function up(Schema $schema): void
     {
-        if($schema->getTable('glossary')->hasColumn('acronym')) {
+        if ($schema->getTable('glossary')->hasColumn('acronym')) {
             $this->addSql('ALTER TABLE glossary DROP COLUMN acronym');
         }
     }
diff --git a/bundles/CoreBundle/Migrations/Version20201113143914.php b/bundles/CoreBundle/Migrations/Version20201113143914.php
index 1d2da35307a..742d7d2c83d 100644
--- a/bundles/CoreBundle/Migrations/Version20201113143914.php
+++ b/bundles/CoreBundle/Migrations/Version20201113143914.php
@@ -16,11 +16,11 @@ class Version20201113143914 extends AbstractMigration
     public function up(Schema $schema): void
     {
         foreach ($this->tables as $table) {
-            if($schema->getTable($table)->hasColumn('action')) {
+            if ($schema->getTable($table)->hasColumn('action')) {
                 $this->addSql(sprintf('ALTER TABLE `%s` DROP COLUMN `action`;', $table));
             }
 
-            if($schema->getTable($table)->hasColumn('module')) {
+            if ($schema->getTable($table)->hasColumn('module')) {
                 $this->addSql(sprintf('ALTER TABLE `%s` DROP COLUMN `module`;', $table));
             }
         }
diff --git a/bundles/EcommerceFrameworkBundle/Tools/Installer.php b/bundles/EcommerceFrameworkBundle/Tools/Installer.php
index 0ecf97d90c5..8ba0b3a1f97 100644
--- a/bundles/EcommerceFrameworkBundle/Tools/Installer.php
+++ b/bundles/EcommerceFrameworkBundle/Tools/Installer.php
@@ -155,12 +155,11 @@ class Installer extends AbstractInstaller
     public function __construct(
         BundleInterface $bundle,
         ConnectionInterface $connection
-    )
-    {
+    ) {
         $this->installSourcesPath = __DIR__ . '/../Resources/install';
         $this->bundle = $bundle;
         $this->db = $connection;
-        if($this->db instanceof Connection) {
+        if ($this->db instanceof Connection) {
             $this->schema = $this->db->getSchemaManager()->createSchema();
         }
 
@@ -192,7 +191,7 @@ public function isInstalled()
         try {
             // check if if first permission is installed
             $installed = $this->db->fetchOne('SELECT `key` FROM users_permission_definitions WHERE `key` = :key', [
-                'key' => $this->permissionsToInstall[0]
+                'key' => $this->permissionsToInstall[0],
             ]);
         } catch (\Exception $e) {
             // nothing to do
@@ -388,7 +387,6 @@ private function installTables()
                 continue;
             }
 
-
             $this->db->executeQuery($statement);
         }
     }
diff --git a/lib/Console/Application.php b/lib/Console/Application.php
index d3e41a2260a..7a694cc9e77 100644
--- a/lib/Console/Application.php
+++ b/lib/Console/Application.php
@@ -75,7 +75,7 @@ public function __construct(KernelInterface $kernel)
                 Admin::activateMaintenanceMode($maintenanceModeId);
             }
 
-            if($event->getCommand() instanceof DoctrineCommand && $prefix = $event->getInput()->getOption('prefix')) {
+            if ($event->getCommand() instanceof DoctrineCommand && $prefix = $event->getInput()->getOption('prefix')) {
                 $kernel->getContainer()->get(FilteredMigrationsRepository::class)->setPrefix($prefix);
                 $kernel->getContainer()->get(FilteredTableMetadataStorage::class)->setPrefix($prefix);
             }
@@ -107,7 +107,7 @@ public function add(Command $command)
     {
         $definition = $command->getDefinition();
 
-        if($command instanceof DoctrineCommand) {
+        if ($command instanceof DoctrineCommand) {
             // add filter option
             $definition->addOption(new InputOption(
                 'prefix',
diff --git a/lib/Extension/Bundle/Installer/AbstractInstaller.php b/lib/Extension/Bundle/Installer/AbstractInstaller.php
index 58495a5a0fa..121bada8170 100644
--- a/lib/Extension/Bundle/Installer/AbstractInstaller.php
+++ b/lib/Extension/Bundle/Installer/AbstractInstaller.php
@@ -25,9 +25,6 @@ class AbstractInstaller implements InstallerInterface
      */
     protected $output;
 
-    /**
-     *
-     */
     public function __construct()
     {
         $this->output = new BufferedOutput(Output::VERBOSITY_NORMAL, true);
diff --git a/lib/Migrations/FilteredMigrationsRepository.php b/lib/Migrations/FilteredMigrationsRepository.php
index 02e14013a1f..4f625e881b3 100644
--- a/lib/Migrations/FilteredMigrationsRepository.php
+++ b/lib/Migrations/FilteredMigrationsRepository.php
@@ -7,7 +7,6 @@
 use Doctrine\Migrations\Metadata\AvailableMigration;
 use Doctrine\Migrations\Metadata\AvailableMigrationsSet;
 use Doctrine\Migrations\Version\Version;
-use phpDocumentor\Reflection\Types\Self_;
 
 class FilteredMigrationsRepository implements \Doctrine\Migrations\MigrationsRepository
 {
@@ -31,10 +30,12 @@ public function __invoke(DependencyFactory $dependencyFactory)
         );
 
         $this->setFileSystemRepo($filesystemRepo);
+
         return $this;
     }
 
-    private function setFileSystemRepo(FilesystemMigrationsRepository $repository) {
+    private function setFileSystemRepo(FilesystemMigrationsRepository $repository)
+    {
         $this->filesystemRepo = $repository;
     }
 
@@ -43,27 +44,27 @@ public function setPrefix(?string $prefix): void
         $this->prefix = $prefix;
     }
 
-    public function hasMigration(string $version) : bool
+    public function hasMigration(string $version): bool
     {
         return $this->filesystemRepo->hasMigration($version);
     }
 
-    public function getMigration(Version $version) : AvailableMigration
+    public function getMigration(Version $version): AvailableMigration
     {
         return $this->filesystemRepo->getMigration($version);
     }
 
-    public function getMigrations() : AvailableMigrationsSet
+    public function getMigrations(): AvailableMigrationsSet
     {
         $migrations = $this->filesystemRepo->getMigrations();
-        if(!$this->prefix) {
+        if (!$this->prefix) {
             return $migrations;
         }
 
         $filteredMigrations = [];
         $items = $migrations->getItems();
-        foreach($items as $migration) {
-            if(strpos(get_class($migration->getMigration()), $this->prefix) === 0) {
+        foreach ($items as $migration) {
+            if (strpos(get_class($migration->getMigration()), $this->prefix) === 0) {
                 $filteredMigrations[] = $migration;
             }
         }
diff --git a/lib/Migrations/FilteredTableMetadataStorage.php b/lib/Migrations/FilteredTableMetadataStorage.php
index 26028d95779..1a30c04ae3a 100644
--- a/lib/Migrations/FilteredTableMetadataStorage.php
+++ b/lib/Migrations/FilteredTableMetadataStorage.php
@@ -30,6 +30,7 @@ public function __invoke(DependencyFactory $dependencyFactory)
         );
 
         $this->setStorage($storage);
+
         return $this;
     }
 
@@ -46,22 +47,22 @@ public function setPrefix(?string $prefix): void
         $this->prefix = $prefix;
     }
 
-    public function ensureInitialized() : void
+    public function ensureInitialized(): void
     {
-        $this->storage->ensureInitialized();;
+        $this->storage->ensureInitialized();
     }
 
-    public function getExecutedMigrations() : ExecutedMigrationsList
+    public function getExecutedMigrations(): ExecutedMigrationsList
     {
         $migrations = $this->storage->getExecutedMigrations();
-        if(!$this->prefix) {
+        if (!$this->prefix) {
             return $migrations;
         }
 
         $filteredMigrations = [];
         $items = $migrations->getItems();
-        foreach($items as $migration) {
-            if(strpos($migration->getVersion(), $this->prefix) === 0) {
+        foreach ($items as $migration) {
+            if (strpos($migration->getVersion(), $this->prefix) === 0) {
                 $filteredMigrations[] = $migration;
             }
         }
@@ -69,12 +70,12 @@ public function getExecutedMigrations() : ExecutedMigrationsList
         return new ExecutedMigrationsList($filteredMigrations);
     }
 
-    public function complete(ExecutionResult $migration) : void
+    public function complete(ExecutionResult $migration): void
     {
         $this->storage->complete($migration);
     }
 
-    public function reset() : void
+    public function reset(): void
     {
         $this->storage->reset();
     }
diff --git a/lib/Pimcore.php b/lib/Pimcore.php
index 24337b9c5d6..fc4613878d6 100644
--- a/lib/Pimcore.php
+++ b/lib/Pimcore.php
@@ -153,6 +153,7 @@ public static function isInstalled()
     {
         try {
             \Pimcore\Db::get()->fetchOne('SELECT VERSION()');
+
             return true;
         } catch (\Exception $e) {
             return false;
diff --git a/tests/_support/Helper/DataType/TestDataHelper.php b/tests/_support/Helper/DataType/TestDataHelper.php
index 8a494475660..82b0b4f04ea 100644
--- a/tests/_support/Helper/DataType/TestDataHelper.php
+++ b/tests/_support/Helper/DataType/TestDataHelper.php
@@ -1188,8 +1188,8 @@ public function assertObjectsWithMetadata(Concrete $object, $field, Concrete $co
     protected function assertObjectMetadataEqual($expected, $value)
     {
         // see https://github.com/sebastianbergmann/phpunit/commit/50ad7e1c4e74dce3beff17bf9c9f5a458cbe9958
-        $this->assertTrue(is_array($expected), "expected an array");
-        $this->assertTrue(is_array($value), "expected an array");
+        $this->assertTrue(is_array($expected), 'expected an array');
+        $this->assertTrue(is_array($value), 'expected an array');
 
         $this->assertCount(count($expected), $value);