xyj-res v1.0.1

#xyj-res ##install npm install xyj-res ##usage

const express = require('express');
const xRes = require('xyj-res');
let app = new express();
app.use(xRes);

##res.api

res.api('请求成功这是响应');

####客户端收到的响应

{"data":"请求成功这是响应","status":{"code":0,"msg":"request success"}}

##res.error

let data = {
    code: 10001,
    msg: 'test error',
    data: '可选',
}//服务器自定义错误代码和描述
res.error(data);
//res.error(); //如果不传入status,则会默认返回{"code":99999,"msg":"system error"}

####客户端收到的响应

{"data":"这是一个错误","status":{"code":10001,"msg":"test error"}}
//{"data":"这是一个错误","status":{"code":99999,"msg":"system error"}}