cf-service.ts

class ServiceNode {
    constructor(protected client: HttpApiClient) {

    }
}

class Service {
    protected client: ServiceClient;

    constructor(config: string | ServiceClient) {
        if (typeof config === "string") {
            this.client = new ServiceClient(config as String);
        }
        else if (!(config instanceof ServiceClient)) {
            throw new Error("Requires an instance of ServiceClient or a string containing the services baseUrl");
        }
        else {
            this.client = config as ServiceClient;
        }
    }
}