export type LogLevel = 'debug' | 'info' | 'warn' | 'error';
export interface LogEntry {
    ts: string;
    level: LogLevel;
    scope: string;
    msg: string;
    data?: Record<string, unknown>;
}
export interface Logger {
    child(scope: string, context?: Record<string, unknown>): Logger;
    debug(msg: string, data?: Record<string, unknown>): void;
    info(msg: string, data?: Record<string, unknown>): void;
    warn(msg: string, data?: Record<string, unknown>): void;
    error(msg: string, data?: Record<string, unknown>): void;
    setLevel(level: LogLevel): void;
    getLevel(): LogLevel;
    readonly scope: string;
}
export interface LoggerOptions {
    scope?: string;
    level?: LogLevel;
    json?: boolean;
    context?: Record<string, unknown>;
    sink?: (entry: LogEntry) => void;
    sensitiveKeys?: readonly string[];
}
export declare function redactSensitive(data: Record<string, unknown> | undefined, sensitiveKeys?: readonly string[], depth?: number, seen?: WeakSet<object>): Record<string, unknown> | string | undefined;
export declare function createLogger(opts?: LoggerOptions): Logger;
export declare function configureRootLogger(opts?: LoggerOptions): void;
export declare function getRootLogger(): Logger;
//# sourceMappingURL=logger.d.ts.map