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                <?php  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                declare(strict_types=1);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Yiisoft\Yii\Debug\Collector;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Throwable;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Yiisoft\ErrorHandler\Event\ApplicationError;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                final class ExceptionCollector implements CollectorInterface, IndexCollectorInterface  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    use CollectorTrait;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private ?Throwable $exception = null;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getCollected(): array  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if ($this->exception === null) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return [];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $throwable = $this->exception;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $exceptions = [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $throwable,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        while (($throwable = $throwable->getPrevious()) !== null) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $exceptions[] = $throwable;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return array_map([$this, 'serializeException'], $exceptions);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function collect(ApplicationError $error): void  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        if (!$this->isActive()) { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            return;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->exception = $error->getThrowable();  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getIndexData(): array  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            'exception' => $this->exception === null ? [] : [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'class' => $this->exception::class,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'message' => $this->exception->getMessage(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'file' => $this->exception->getFile(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'line' => $this->exception->getLine(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                                'code' => $this->exception->getCode(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            ],  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    private function reset(): void  | 
            
                            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->exception = null;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                    private function serializeException(Throwable $throwable): array  | 
            
            
                                                                        
                            
            
                                    
            
            
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                    { | 
            
            
                                                                        
                            
            
                                    
            
            
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                        return [  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            'class' => $throwable::class,  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            'message' => $throwable->getMessage(),  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            'file' => $throwable->getFile(),  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            'line' => $throwable->getLine(),  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            'code' => $throwable->getCode(),  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            'trace' => $throwable->getTrace(),  | 
            
            
                                                                        
                            
            
                                    
            
            
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                            'traceAsString' => $throwable->getTraceAsString(),  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ];  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                                                                
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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This check looks for private methods that have been defined, but are not used inside the class.