idioms/idiom/temp/programming/packer-driver/targets/editor/chunks/58/58030cb831be254673c71416980e82012218db57.js

System.register(["cc"], function (_export, _context) {
  "use strict";

  var _cclegacy, Instance, Singleton, _crd;

  _export({
    default: void 0,
    Singleton: void 0
  });

  return {
    setters: [function (_cc) {
      _cclegacy = _cc.cclegacy;
    }],
    execute: function () {
      _crd = true;

      _cclegacy._RF.push({}, "f298auxhOZIcJjqKwn1kGP+", "Instance", undefined);

      /**单例
       * 加方法型
       * public static getInstance(): XXX{
              return Instance.get(XXX);
         }
      */
      _export("default", Instance = class Instance {
        static get(clazz, ...param) {
          if (clazz["__Instance__"] == null) {
            clazz["__Instance__"] = new clazz(...param);
          }

          return clazz["__Instance__"];
        }

      });
      /**单例
       * 继承型，静止实例化
       */


      _export("Singleton", Singleton = class Singleton {
        /**
         * 获取实例
         */
        static getInstance() {
          const _class = this;

          if (!_class._instance) {
            _class._instantiateByGetInstance = true;
            _class._instance = new _class();
            _class._instantiateByGetInstance = false;
          }

          return _class._instance;
        }
        /**
         * 构造函数
         * @protected
         */


        constructor() {
          if (!this.constructor._instantiateByGetInstance) {
            throw new Error("Singleton class can't be instantiated more than once.");
          }
        }

      });

      // 实例
      Singleton._instance = void 0;
      // 是否是通过getInstance实例化
      Singleton._instantiateByGetInstance = false;

      _cclegacy._RF.pop();

      _crd = false;
    }
  };
});
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