如何将AngularJS常量提取到Typescript函数中？

My code has the following:

我的代码有以下内容:

.service('testService', TestService)
.service('userService', UserService)
.constant("appConstant", {
    appName: "My App",
    appVersion: 2.0,
    baseUrl: "https://localhost:3048",
    Action: {
        None:0,
        Registering: 1,
        Authenticating: 2
    }
});
.serv