Function createFuncWrapper

src/app/service/content/create_context.ts:299–305

(f: () => any)

  let mySandbox: typeof sharedInitCopy | undefined = undefined;

  const createFuncWrapper = (f: () => any) => {
    return function (this: any) {
      const ret = f.call(global);
      if (ret === global) return mySandbox;
      return ret;
    };
  };

  // 用 eventHandling 机制模拟 onxxxxxxx 事件设置
  // 监听事件实际上的方法是eventObject.handleEvent