import { InjectionToken } from '@angular/core';
import { Subject } from 'rxjs';
import { InjectFunction } from '../utils/utils';
import * as i0 from "@angular/core";
export declare const LOG_FILE: InjectionToken<string>;
export interface Logger {
    log(thing: any): void;
}
export declare const LOGGER: InjectionToken<Logger>;
export declare class FileLogger implements Logger {
    $logs: import("@angular/core").WritableSignal<any[]>;
    $onLog: Subject<any>;
    logFile: any;
    constructor();
    log(thing: any): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<FileLogger, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<FileLogger>;
}
export declare function clearLogFile(logFile: string): void;
/**
 * Using console.log messes up the display in the terminal.
 * This patches the console.* functions to write to a file instead.
 */
export declare function patchNodeConsole(inject: InjectFunction): void;
export declare function stringify(thing: any): string;
export declare const global_logs: () => any[];
export declare const REDIRECT_CONSOLE_LOG: InjectionToken<boolean>;