fix for saving exception previous

Author: Franciszek Wawrzak

Model/ExceptionSieve.php

@@ -7,9 +7,13 @@ class ExceptionSieve
     /**
      * @param \Exception $exception
      */
-    public static function saveException(\Exception $exception)
+    public static function saveException(\Throwable $exception)
     {
-        (new static())->save($exception);
+        $sieve = new static();
+        while ($exception !== null) {
+            $sieve->save($exception);
+            $exception = $exception->getPrevious();
+        }
     }
 
     private function getSourceName()
@@ -64,7 +68,7 @@ private function insertToDb($source, $fileName, $lineNumber, $message, $trace, $
         ]);
     }
 
-    private function save(\Exception $exception)
+    private function save(\Throwable $exception)
     {
         $fileName = $exception->getFile();
         $lineNumber = $exception->getLine();

Plugin/CatchAppExceptions.php

@@ -11,10 +11,7 @@ class CatchAppExceptions
 {
     public function aroundCatchException(AppInterface $subject, callable $proceed, Bootstrap $bootstrap, Exception $exception)
     {
-        $e = $exception;
-        do {
-            ExceptionSieve::saveException($e);
-        } while ($e = $e->getPrevious());
+        ExceptionSieve::saveException($exception);
         return $proceed($bootstrap, $exception);
     }
 }