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koa-20190624's Introduction

基于koa搭建node项目

  1. 参数验证
  2. 全局异常
  3. 局部异常

参数验证

rules 内的条件请参照 validator

ctx.send 前调用

const Validator = require("../../core/validator");
new Validator([
    {
      field: name,          // 参数字段
      isOptional: true,     // 是否必传,默认 true
      errMsg: "自定义错误信息",
      rules: [{ type: "isInt", param: { min: 120 } }],       // 验证条件
      custom() {
          // 自定义验证,必须return true/false
          // 优先验证 rules
          return true;
      }
    }
]);

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