/**
 * NoopLogger — All methods are no-ops. child() returns this.
 *
 * Use in tests or when logging is not needed.
 */
import type { ILogger, LogContext, AuditContext, PerformanceContext } from './logger.js';
export declare class NoopLogger implements ILogger {
    info(_message: string, _context?: LogContext): void;
    warn(_message: string, _context?: LogContext): void;
    error(_message: string, _error: Error, _context?: LogContext): void;
    debug(_message: string, _context?: LogContext): void;
    audit(_message: string, _auditContext: AuditContext): void;
    performance(_operation: string, _durationMs: number, _context?: PerformanceContext): void;
    child(_context: LogContext): ILogger;
}
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