baseXX/extend/traits/ErrorTrait.php

<?php
// +----------------------------------------------------------------------
// | CRMEB [ CRMEB赋能开发者，助力企业发展 ]
// +----------------------------------------------------------------------
// | Copyright (c) 2016~2020 https://www.crmeb.com All rights reserved.
// +----------------------------------------------------------------------
// | Licensed CRMEB并不是自由软件，未经许可不能去掉CRMEB相关版权
// +----------------------------------------------------------------------
// | Author: CRMEB Team <admin@crmeb.com>
// +----------------------------------------------------------------------

namespace traits;

/**
 *
 * Class BaseError
 * @package crmeb\basic
 */
trait ErrorTrait
{
    /**
     * 错误信息
     * @var string
     */
    protected $error;

    /**
     * 设置错误信息
     * @param string|null $error
     * @return bool
     */
    protected function setError($error = null)
    {
        $this->error = $error ?: '未知错误';
        return false;
    }

    /**
     * 获取错误信息
     * @return string
     */
    public function getError()
    {
        $error = $this->error;
        $this->error = null;
        return $error;
    }
}