Fix problems reported by PHPStan

src/Exceptions/CreateReplayException.php

@@ -2,7 +2,7 @@
 
 namespace Gosuperscript\ZeroDowntimeEventReplays\Exceptions;
 
-class CreateReplayException extends \Exception
+final class CreateReplayException extends \Exception
 {
     public static function replayAlreadyExists(string $key): self
     {

src/Projectors/EloquentZeroDowntimeProjector.php

@@ -62,17 +62,17 @@ public function removeConnection(): void
                 return $model->getConnectionName();
             })->each(function ($models, $connection) {
                 $tables = [];
+                $statements = [];
                 foreach ($models as $model) {
                     if (! $model instanceof Model) {
                         throw new Exception("models in the models method should extend eloquents model class");
                     }
                     $ghostConnectionTable = config('database.connections.' . $this->getGhostConnectionForModel($model) . '.prefix') . $model->getTable();
 
                     $defaultValues = DB::connection($model->getConnectionName())->select("SELECT column_name, column_default FROM information_schema.columns WHERE (table_schema, table_name) = ('public', '{$ghostConnectionTable}') AND column_default is not null;");
-                    $statements = [];
                     collect($defaultValues)->filter(function ($defaultValue) {
                         return Str::contains($defaultValue->column_default, "_seq") && Str::contains($defaultValue->column_default, 'nextval(');
-                    })->each(function ($defaultValue) use ($model, $ghostConnectionTable, &$statements) {
+                    })->each(function ($defaultValue) use ($ghostConnectionTable, &$statements) {
                         $statements[] = "DROP SEQUENCE IF EXISTS {$ghostConnectionTable}_{$defaultValue->column_name}_seq";
                     });
                     $tables[] = $ghostConnectionTable;

src/Replay.php

@@ -49,9 +49,8 @@ public function started(int $fromEventId, ?CarbonInterface $startedAt = null)
 
     public function finished(?CarbonInterface $finishedAt = null)
     {
-        /** @var Play $play */
         $play = $this->getActivePlay();
-        if (! $play) {
+        if ($play === null) {
             return;
         }
         $play->finished($finishedAt);

src/ZeroDowntimeEventReplaysServiceProvider.php

@@ -35,6 +35,6 @@ public function register()
             return new RedisReplayRepository();
         });
 
-        return parent::register(); // TODO: Change the autogenerated stub
+        parent::register(); // TODO: Change the autogenerated stub
     }
 }