export interface LoggerLike {
    debug(message: string, data?: Record<string, unknown>): void;
    info(message: string, data?: Record<string, unknown>): void;
    warn(message: string, data?: Record<string, unknown>): void;
    error(message: string, data?: Record<string, unknown>): void;
}
/** Default logger: forwards to console.* (preserves pre-injection behavior). */
export declare const consoleLogger: LoggerLike;
/** Silent logger: useful for tests and for hosts that capture output elsewhere. */
export declare const noopLogger: LoggerLike;
/**
 * Install a process-wide default logger. Library modules that are not given an
 * explicit logger fall back to this, so a host can route all internal logs to
 * a structured sink (or silence them) with a single call.
 */
export declare function setDefaultLogger(logger: LoggerLike): void;
/** Restore the console-backed default logger. */
export declare function resetDefaultLogger(): void;
/**
 * Resolve the logger to use: an explicitly injected one wins, otherwise the
 * process-wide default. Call sites use `getLogger(opts?.logger).warn(...)`.
 */
export declare function getLogger(injected?: LoggerLike): LoggerLike;
//# sourceMappingURL=logger.d.ts.map