ionic-framework/config/decorators/app.d.ts

/**
* @ngdoc service
* @name App
* @module ionic
* @param {object} [config] - the app's [../Config](Config) object
* @param {string} [template] - the template to use for the app root
* @param {string} [templateUrl] - a relative URL pointing to the template to use for the app root
* @description
* App is an Ionic decorator that bootstraps an application. It can be passed a number of arguments, that act as global config variables for the app.
*/
export declare function App(args?: {}): (cls: any) => any;