text: "use strict";
  var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
      var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
      if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
      else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
      return c > 3 && r && Object.defineProperty(target, key, r), r;
  };
  var __metadata = (this && this.__metadata) || function (k, v) {
      if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
  };
  var __param = (this && this.__param) || function (paramIndex, decorator) {
      return function (target, key) { decorator(target, key, paramIndex); }
  };
  Object.defineProperty(exports, "__esModule", { value: true });
  require("reflect-metadata");
  const RequiredDecorator = (target, propertyKey, parameterIndex) => {
      //哪些参数需要验证
      let requiredParams = [];
      requiredParams.push(parameterIndex);
      Reflect.defineMetadata('required', requiredParams, target, propertyKey);
  };
  const validateDecorator = (target, propertyKey, descriptor) => {
      console.log(Reflect.getMetadata('required', target, propertyKey));
  };
  class User {
      find(name, id) {
          console.log(id);
      }
  }
  __decorate([
      validateDecorator,
      __param(1, RequiredDecorator),
      __metadata("design:type", Function),
      __metadata("design:paramtypes", [String, Number]),
      __metadata("design:returntype", void 0)
  ], User.prototype, "find", null);
  // new User().find(undefined)
  