Implement robust handling of forwarding of exception codes (#42393)

src/Illuminate/Console/Scheduling/Schedule.php

@@ -351,7 +351,7 @@ protected function getDispatcher()
             } catch (BindingResolutionException $e) {
                 throw new RuntimeException(
                     'Unable to resolve the dispatcher from the service container. Please bind it or install the illuminate/bus package.',
-                    $e->getCode(), $e
+                    is_int($e->getCode()) ? $e->getCode() : 0, $e
                 );
             }
         }

src/Illuminate/Container/Container.php

@@ -706,7 +706,7 @@ public function get(string $id)
                 throw $e;
             }
 
-            throw new EntryNotFoundException($id, $e->getCode(), $e);
+            throw new EntryNotFoundException($id, is_int($e->getCode()) ? $e->getCode() : 0, $e);
         }
     }
 

src/Illuminate/Database/Concerns/ManagesTransactions.php

@@ -88,7 +88,7 @@ protected function handleTransactionException(Throwable $e, $currentAttempt, $ma
                 $this->getName(), $this->transactions
             );
 
-            throw new DeadlockException($e->getMessage(), (int) $e->getCode(), $e);
+            throw new DeadlockException($e->getMessage(), is_int($e->getCode()) ? $e->getCode() : 0, $e);
         }
 
         // If there was an exception we will rollback this transaction and then we

src/Illuminate/Foundation/Testing/Concerns/InteractsWithExceptionHandling.php

@@ -127,7 +127,7 @@ public function render($request, Throwable $e)
 
                 if ($e instanceof NotFoundHttpException) {
                     throw new NotFoundHttpException(
-                        "{$request->method()} {$request->url()}", $e, $e->getCode()
+                        "{$request->method()} {$request->url()}", $e, is_int($e->getCode()) ? $e->getCode() : 0
                     );
                 }
 

src/Illuminate/Mail/Transport/SesTransport.php

@@ -73,7 +73,7 @@ protected function doSend(SentMessage $message): void
                 )
             );
         } catch (AwsException $e) {
-            throw new Exception('Request to AWS SES API failed.', $e->getCode(), $e);
+            throw new Exception('Request to AWS SES API failed.', is_int($e->getCode()) ? $e->getCode() : 0, $e);
         }
 
         $messageId = $result->get('MessageId');