egg.js 24.18参数验证

npm i egg-valparams

// 添加一个
// config/plugin.js
exports.valparams = {
  enable : true,
  package: 'egg-valparams'
};

// config/config.default.js
exports.valparams = {
    locale    : 'zh-cn',
    throwError: true
  };

module.exports = ()=>{
    return async function errorHandle(ctx,next){
        try{
            await next();
        }catch(error){
            // 错误日志
            // ctx.app.emit('error',error,ctx);
         
            ctx.status = error.status;
            // 判断参数类型
            if(ctx.status === 422){
                return ctx.body = {
                    msg:'fail',
                    data:error.errors
                }
            }
            ctx.body={
                msg:'fail',
                data:error.mssage
            }
        }
    }
}

async create() {
      const {ctx} = this;
    //   ctx.validate({
    //   username  : {type: 'string', required: false, defValue: 'account', desc: '系统名称'},
    //   password   : {type: 'string', required: true, desc: 'token 验证'},
    //   sex: {type: 'string', required: false, desc: '登录跳转'}
    // });
   
      let params = ctx.request.body;
      // 验证参数
      ctx.validate({
      username  : {type: 'string', required: true, desc: '用户名'},
      password   : {type: 'string', required: true, desc: '密码'},
      sex: {type: 'string', required: true, desc: '性别'}
    });
   
      // 写入数据库
 }