blob: aa2c032b847457e8698c3feda35fcb5668ceeab1 [file] [log] [blame]
/**
* @license
* Copyright 2020 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import {Finalizable} from './registry';
import {FlagsService} from './flags/flags';
import {ReportingService} from './gr-reporting/gr-reporting';
import {AuthService} from './gr-auth/gr-auth';
import {RestApiService} from './gr-rest-api/gr-rest-api';
export interface AppContext {
flagsService: FlagsService;
reportingService: ReportingService;
authService: AuthService;
restApiService: RestApiService;
}
/**
* The AppContext holds instances of services. It's a convenient way to provide
* singletons that can be swapped out for testing.
*
* AppContext is initialized in ./app-context-init.js
*
* It is guaranteed that all fields in appContext are always initialized
* (except for shared gr-diff)
*/
let appContext: (AppContext & Finalizable) | undefined = undefined;
export function injectAppContext(ctx: AppContext & Finalizable) {
appContext?.finalize();
appContext = ctx;
}
export function getAppContext() {
if (!appContext) throw new Error('App context has not been injected');
return appContext;
}