import { FrontMcpLogger, type LogFn, type LoggingConfigType, type LogTransportInterface } from '../../common';
import { type ConsoleLogTransportInstance } from './instance.console-logger';
export type GetTransports = () => {
    consoleTransport?: ConsoleLogTransportInstance;
    transports: LogTransportInterface[];
};
export declare class LoggerInstance extends FrontMcpLogger {
    private readonly config;
    private getTransports;
    private readonly level;
    private readonly prefix;
    private readonly transports;
    private readonly consoleTransport?;
    constructor(config: LoggingConfigType, getTransports: GetTransports);
    child(prefix: string): FrontMcpLogger;
    /** Internal: fan out to transports if level passes a threshold. */
    private emit;
    get verbose(): LogFn;
    get debug(): LogFn;
    get info(): LogFn;
    get warn(): LogFn;
    get error(): LogFn;
    private _getter;
}
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