在laravel异常处理程序中添加更多属性

namespace App\Exceptions;

use Exception;

class CustomException extends Exception
{
    protected $customProperty;

    public function __construct($message, $code = 0, $customProperty = null)
    {
        $this->customProperty = $customProperty;

        parent::__construct($message, $code);
    }

    public function getCustomProperty()
    {
        return $this->customProperty;
    }
}

throw new CustomException("Custom exception message", 500, "Custom Property Value");

namespace App\Exceptions;

use Exception;
use Illuminate\Foundation\Exceptions\Handler as ExceptionHandler;

class Handler extends ExceptionHandler
{
    // ...

    public function report(Exception $exception)
    {
        // 记录异常到日志或其他持久化存储

        parent::report($exception);
    }

    public function render($request, Exception $exception)
    {
        if ($exception instanceof CustomException) {
            // 自定义处理 CustomException 异常
            $customProperty = $exception->getCustomProperty();
            // ...
            return response()->json([
                'error' => $exception->getMessage(),
                'customProperty' => $customProperty,
            ], 500);
        }

        return parent::render($request, $exception);
    }
}