441 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			441 lines
		
	
	
		
			12 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| 
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| /*
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|  * This file is part of the Symfony package.
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|  *
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|  * (c) Fabien Potencier <fabien@symfony.com>
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|  *
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|  * For the full copyright and license information, please view the LICENSE
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|  * file that was distributed with this source code.
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|  */
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| 
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| namespace Symfony\Component\ErrorHandler\Exception;
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| 
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| use Symfony\Component\HttpFoundation\Exception\RequestExceptionInterface;
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| use Symfony\Component\HttpFoundation\Response;
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| use Symfony\Component\HttpKernel\Exception\HttpExceptionInterface;
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| use Symfony\Component\VarDumper\Caster\Caster;
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| use Symfony\Component\VarDumper\Cloner\Data;
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| use Symfony\Component\VarDumper\Cloner\Stub;
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| use Symfony\Component\VarDumper\Cloner\VarCloner;
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| 
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| /**
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|  * FlattenException wraps a PHP Error or Exception to be able to serialize it.
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|  *
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|  * Basically, this class removes all objects from the trace.
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|  *
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|  * @author Fabien Potencier <fabien@symfony.com>
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|  */
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| class FlattenException
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| {
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|     private string $message;
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|     private string|int $code;
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|     private ?self $previous = null;
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|     private array $trace;
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|     private string $traceAsString;
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|     private string $class;
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|     private int $statusCode;
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|     private string $statusText;
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|     private array $headers;
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|     private string $file;
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|     private int $line;
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|     private ?string $asString = null;
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|     private Data $dataRepresentation;
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| 
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|     public static function create(\Exception $exception, ?int $statusCode = null, array $headers = []): static
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|     {
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|         return static::createFromThrowable($exception, $statusCode, $headers);
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|     }
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| 
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|     public static function createFromThrowable(\Throwable $exception, ?int $statusCode = null, array $headers = []): static
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|     {
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|         $e = new static();
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|         $e->setMessage($exception->getMessage());
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|         $e->setCode($exception->getCode());
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| 
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|         if ($exception instanceof HttpExceptionInterface) {
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|             $statusCode = $exception->getStatusCode();
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|             $headers = array_merge($headers, $exception->getHeaders());
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|         } elseif ($exception instanceof RequestExceptionInterface) {
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|             $statusCode = 400;
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|         }
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| 
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|         $statusCode ??= 500;
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| 
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|         if (class_exists(Response::class) && isset(Response::$statusTexts[$statusCode])) {
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|             $statusText = Response::$statusTexts[$statusCode];
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|         } else {
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|             $statusText = 'Whoops, looks like something went wrong.';
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|         }
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| 
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|         $e->setStatusText($statusText);
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|         $e->setStatusCode($statusCode);
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|         $e->setHeaders($headers);
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|         $e->setTraceFromThrowable($exception);
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|         $e->setClass(get_debug_type($exception));
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|         $e->setFile($exception->getFile());
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|         $e->setLine($exception->getLine());
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| 
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|         $previous = $exception->getPrevious();
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| 
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|         if ($previous instanceof \Throwable) {
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|             $e->setPrevious(static::createFromThrowable($previous));
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|         }
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| 
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|         return $e;
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|     }
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| 
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|     public static function createWithDataRepresentation(\Throwable $throwable, ?int $statusCode = null, array $headers = [], ?VarCloner $cloner = null): static
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|     {
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|         $e = static::createFromThrowable($throwable, $statusCode, $headers);
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| 
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|         static $defaultCloner;
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| 
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|         if (!$cloner ??= $defaultCloner) {
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|             $cloner = $defaultCloner = new VarCloner();
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|             $cloner->addCasters([
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|                 \Throwable::class => function (\Throwable $e, array $a, Stub $s, bool $isNested): array {
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|                     if (!$isNested) {
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|                         unset($a[Caster::PREFIX_PROTECTED.'message']);
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|                         unset($a[Caster::PREFIX_PROTECTED.'code']);
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|                         unset($a[Caster::PREFIX_PROTECTED.'file']);
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|                         unset($a[Caster::PREFIX_PROTECTED.'line']);
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|                         unset($a["\0Error\0trace"], $a["\0Exception\0trace"]);
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|                         unset($a["\0Error\0previous"], $a["\0Exception\0previous"]);
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|                     }
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| 
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|                     return $a;
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|                 },
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|             ]);
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|         }
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| 
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|         return $e->setDataRepresentation($cloner->cloneVar($throwable));
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|     }
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| 
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|     public function toArray(): array
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|     {
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|         $exceptions = [];
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|         foreach (array_merge([$this], $this->getAllPrevious()) as $exception) {
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|             $exceptions[] = [
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|                 'message' => $exception->getMessage(),
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|                 'class' => $exception->getClass(),
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|                 'trace' => $exception->getTrace(),
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|                 'data' => $exception->getDataRepresentation(),
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|             ];
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|         }
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| 
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|         return $exceptions;
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|     }
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| 
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|     public function getStatusCode(): int
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|     {
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|         return $this->statusCode;
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setStatusCode(int $code): static
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|     {
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|         $this->statusCode = $code;
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| 
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|         return $this;
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|     }
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| 
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|     public function getHeaders(): array
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|     {
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|         return $this->headers;
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setHeaders(array $headers): static
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|     {
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|         $this->headers = $headers;
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| 
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|         return $this;
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|     }
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| 
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|     public function getClass(): string
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|     {
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|         return $this->class;
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setClass(string $class): static
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|     {
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|         $this->class = str_contains($class, "@anonymous\0") ? (get_parent_class($class) ?: key(class_implements($class)) ?: 'class').'@anonymous' : $class;
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| 
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|         return $this;
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|     }
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| 
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|     public function getFile(): string
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|     {
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|         return $this->file;
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setFile(string $file): static
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|     {
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|         $this->file = $file;
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| 
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|         return $this;
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|     }
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| 
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|     public function getLine(): int
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|     {
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|         return $this->line;
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setLine(int $line): static
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|     {
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|         $this->line = $line;
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| 
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|         return $this;
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|     }
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| 
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|     public function getStatusText(): string
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|     {
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|         return $this->statusText;
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setStatusText(string $statusText): static
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|     {
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|         $this->statusText = $statusText;
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| 
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|         return $this;
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|     }
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| 
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|     public function getMessage(): string
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|     {
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|         return $this->message;
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setMessage(string $message): static
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|     {
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|         if (str_contains($message, "@anonymous\0")) {
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|             $message = preg_replace_callback('/[a-zA-Z_\x7f-\xff][\\\\a-zA-Z0-9_\x7f-\xff]*+@anonymous\x00.*?\.php(?:0x?|:[0-9]++\$)[0-9a-fA-F]++/', fn ($m) => class_exists($m[0], false) ? (get_parent_class($m[0]) ?: key(class_implements($m[0])) ?: 'class').'@anonymous' : $m[0], $message);
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|         }
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| 
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|         $this->message = $message;
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| 
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|         return $this;
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|     }
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| 
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|     /**
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|      * @return int|string int most of the time (might be a string with PDOException)
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|      */
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|     public function getCode(): int|string
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|     {
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|         return $this->code;
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setCode(int|string $code): static
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|     {
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|         $this->code = $code;
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| 
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|         return $this;
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|     }
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| 
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|     public function getPrevious(): ?self
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|     {
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|         return $this->previous;
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setPrevious(?self $previous): static
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|     {
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|         $this->previous = $previous;
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| 
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|         return $this;
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|     }
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| 
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|     /**
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|      * @return self[]
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|      */
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|     public function getAllPrevious(): array
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|     {
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|         $exceptions = [];
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|         $e = $this;
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|         while ($e = $e->getPrevious()) {
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|             $exceptions[] = $e;
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|         }
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| 
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|         return $exceptions;
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|     }
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| 
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|     public function getTrace(): array
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|     {
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|         return $this->trace;
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setTraceFromThrowable(\Throwable $throwable): static
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|     {
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|         $this->traceAsString = $throwable->getTraceAsString();
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| 
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|         return $this->setTrace($throwable->getTrace(), $throwable->getFile(), $throwable->getLine());
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setTrace(array $trace, ?string $file, ?int $line): static
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|     {
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|         $this->trace = [];
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|         $this->trace[] = [
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|             'namespace' => '',
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|             'short_class' => '',
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|             'class' => '',
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|             'type' => '',
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|             'function' => '',
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|             'file' => $file,
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|             'line' => $line,
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|             'args' => [],
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|         ];
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|         foreach ($trace as $entry) {
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|             $class = '';
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|             $namespace = '';
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|             if (isset($entry['class'])) {
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|                 $parts = explode('\\', $entry['class']);
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|                 $class = array_pop($parts);
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|                 $namespace = implode('\\', $parts);
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|             }
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| 
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|             $this->trace[] = [
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|                 'namespace' => $namespace,
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|                 'short_class' => $class,
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|                 'class' => $entry['class'] ?? '',
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|                 'type' => $entry['type'] ?? '',
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|                 'function' => $entry['function'] ?? null,
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|                 'file' => $entry['file'] ?? null,
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|                 'line' => $entry['line'] ?? null,
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|                 'args' => isset($entry['args']) ? $this->flattenArgs($entry['args']) : [],
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|             ];
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|         }
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| 
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|         return $this;
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|     }
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| 
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|     public function getDataRepresentation(): ?Data
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|     {
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|         return $this->dataRepresentation ?? null;
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setDataRepresentation(Data $data): static
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|     {
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|         $this->dataRepresentation = $data;
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| 
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|         return $this;
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|     }
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| 
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|     private function flattenArgs(array $args, int $level = 0, int &$count = 0): array
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|     {
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|         $result = [];
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|         foreach ($args as $key => $value) {
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|             if (++$count > 1e4) {
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|                 return ['array', '*SKIPPED over 10000 entries*'];
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|             }
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|             if ($value instanceof \__PHP_Incomplete_Class) {
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|                 $result[$key] = ['incomplete-object', $this->getClassNameFromIncomplete($value)];
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|             } elseif (\is_object($value)) {
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|                 $result[$key] = ['object', get_debug_type($value)];
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|             } elseif (\is_array($value)) {
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|                 if ($level > 10) {
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|                     $result[$key] = ['array', '*DEEP NESTED ARRAY*'];
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|                 } else {
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|                     $result[$key] = ['array', $this->flattenArgs($value, $level + 1, $count)];
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|                 }
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|             } elseif (null === $value) {
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|                 $result[$key] = ['null', null];
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|             } elseif (\is_bool($value)) {
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|                 $result[$key] = ['boolean', $value];
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|             } elseif (\is_int($value)) {
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|                 $result[$key] = ['integer', $value];
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|             } elseif (\is_float($value)) {
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|                 $result[$key] = ['float', $value];
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|             } elseif (\is_resource($value)) {
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|                 $result[$key] = ['resource', get_resource_type($value)];
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|             } else {
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|                 $result[$key] = ['string', (string) $value];
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|             }
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|         }
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| 
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|         return $result;
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|     }
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| 
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|     private function getClassNameFromIncomplete(\__PHP_Incomplete_Class $value): string
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|     {
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|         $array = new \ArrayObject($value);
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| 
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|         return $array['__PHP_Incomplete_Class_Name'];
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|     }
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| 
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|     public function getTraceAsString(): string
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|     {
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|         return $this->traceAsString;
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|     }
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| 
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|     /**
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|      * @return $this
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|      */
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|     public function setAsString(?string $asString): static
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|     {
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|         $this->asString = $asString;
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| 
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|         return $this;
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|     }
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| 
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|     public function getAsString(): string
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|     {
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|         if (null !== $this->asString) {
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|             return $this->asString;
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|         }
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| 
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|         $message = '';
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|         $next = false;
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| 
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|         foreach (array_reverse(array_merge([$this], $this->getAllPrevious())) as $exception) {
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|             if ($next) {
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|                 $message .= 'Next ';
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|             } else {
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|                 $next = true;
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|             }
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|             $message .= $exception->getClass();
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| 
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|             if ('' != $exception->getMessage()) {
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|                 $message .= ': '.$exception->getMessage();
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|             }
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| 
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|             $message .= ' in '.$exception->getFile().':'.$exception->getLine().
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|                 "\nStack trace:\n".$exception->getTraceAsString()."\n\n";
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|         }
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| 
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|         return rtrim($message);
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|     }
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| }
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