Exception.php 675 字节
<?php

namespace Kkokk\Poster\Exception;

if (interface_exists(\Throwable::class)) {

    class Exception extends \Exception
    {
        const SYSTEM_CODE = 1;
        const ERROR_POSTER_CODE = 2;

        public function __construct($message = "", $code = 0, \Throwable $previous = null)
        {
            parent::__construct($message, $code, $previous);
        }

    }

} else {

    class Exception extends \Exception
    {
        const SYSTEM_CODE = 1;
        const ERROR_POSTER_CODE = 2;

        public function __construct($message = "", $code = 0, $previous = null)
        {
            parent::__construct($message, $code, $previous);
        }
    }

}