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364 BTypeScriptView Raw
1/**
2 * @license
3 * Copyright Google LLC All Rights Reserved.
4 *
5 * Use of this source code is governed by an MIT-style license that can be
6 * found in the LICENSE file at https://angular.io/license
7 */
8import { Logger, LoggerApi } from './logger';
9export declare class NullLogger extends Logger {
10 constructor(parent?: Logger | null);
11 asApi(): LoggerApi;
12}