export interface TelemetryPrefs {
    distinctId: string;
    enabled: boolean;
    firstRunNoticeSeen: boolean;
}
export interface ConcurrencyPrefs {
    maxConcurrentTests?: number;
    maxBootingTests?: number;
}
export interface ProjectPrefs {
    maxRunHistory?: number;
    concurrency?: ConcurrencyPrefs;
}
export interface UserPrefs {
    telemetry?: TelemetryPrefs;
    concurrency?: ConcurrencyPrefs;
    maxRunHistory?: number;
    projects?: Record<string, ProjectPrefs>;
}
export declare function getUserPrefs(): UserPrefs;
export declare function writeUserPrefs(prefs: UserPrefs): void;
export declare function updateUserPrefs(updater: (prefs: UserPrefs) => UserPrefs): UserPrefs;
export declare function getTelemetryPrefs(): TelemetryPrefs | undefined;
export declare function setTelemetryPrefs(telemetry: TelemetryPrefs): void;
export declare function getConcurrencyPrefs(projectPath?: string): ConcurrencyPrefs;
export declare function setConcurrencyPrefs(concurrency: ConcurrencyPrefs, projectPath?: string): void;
export declare function getMaxRunHistory(projectPath?: string): number;
export declare function setMaxRunHistory(value: number | undefined, projectPath?: string): void;