project/app/common/Error.php

<?php
namespace app\common;

use think\exception\Handle;
use think\exception\HttpException;
use think\exception\ValidateException;
use think\exception\ErrorException;
use think\Response;
use Throwable;
class Error extends Handle {
	public function render($request, Throwable $e): Response
	    {
	    	$message ="数据正常";
	    	$code="0000";
        // 接管验证错误
        if($e instanceof  ValidateException){
        	$message =$e->getMessage();
        	$code =1006;
        }

        if($e instanceof HttpException ){
                    $message =$e->getMessage();
                 	$code =1006;
        }

        if($e instanceof  ErrorException)
        {
                    $message =$e->getMessage();
                	$code =1006;
        }
	    if($e instanceof  \Exception)
	    {
	    	$message =$e->getMessage();
	    	$code =$e->getCode();
	    }
       if($e instanceof  \Error )
       {
          $message =$e->getMessage();
          $code =1006;
       }
// 添加自定义异常处理机制

	   if(!empty($e)){
	      return json(["message"=>$message,"code"=>$code]);
	    }
        return parent::render($request, $e);
	}
}