@alcyone-labs/simple-mcp-logger/dist/adapters/pino.d.ts

Logging solution for MCP servers. Prevents console output from corrupting MCP protocol communication. Drop-in replacement for console, Winston, and Pino with automatic STDOUT suppression in MCP mode.

import { Logger, LogLevel } from '../SimpleMcpLogger.js';
/**
 * Pino transport that uses SimpleMcpLogger as the underlying logger
 */
export declare class SimpleMcpPinoTransport {
    private logger;
    private options;
    constructor(options?: PinoTransportOptions);
    /**
     * Map Pino log levels to SimpleMcpLogger levels
     */
    private mapPinoLevelToMcp;
    /**
     * Transform function for Pino transport
     */
    transform(chunk: any): void;
    /**
     * Set MCP mode
     */
    setMcpMode(enabled: boolean): void;
    /**
     * Set log level
     */
    setLevel(level: LogLevel): void;
    /**
     * Set prefix
     */
    setPrefix(prefix: string): void;
    /**
     * Create child logger
     */
    child(prefix: string): SimpleMcpPinoTransport;
    /**
     * Get the underlying SimpleMcpLogger instance
     */
    getLogger(): Logger;
    /**
     * Set log file path
     */
    setLogFile(filePath: string): Promise<void>;
    /**
     * Close file stream
     */
    close(): Promise<void>;
}
/**
 * Options for Pino transport
 */
export interface PinoTransportOptions {
    level?: LogLevel;
    mcpMode?: boolean;
    prefix?: string;
    logToFile?: string;
}
/**
 * Factory function to create Pino transport
 */
export declare function createPinoTransport(options?: PinoTransportOptions): SimpleMcpPinoTransport;
/**
 * Create a Pino destination that uses SimpleMcpLogger
 */
export declare function createPinoDestination(options?: PinoTransportOptions): {
    write(chunk: any): void;
    end(): Promise<void>;
    destroy(): Promise<void>;
};
/**
 * Create a Pino logger that uses SimpleMcpLogger as the underlying transport
 * Note: This function requires Pino to be installed and available in the environment
 *
 * @deprecated This function uses dynamic imports which are not bundler-friendly.
 * Instead, import Pino directly in your application and use createPinoDestination:
 *
 * ```typescript
 * import pino from 'pino';
 * import { createPinoDestination } from '@alcyone-labs/simple-mcp-logger';
 *
 * const destination = createPinoDestination({ level: 'info' });
 * const logger = pino({ level: 'info' }, destination);
 * ```
 */
export declare function createPinoLogger(_options?: PinoTransportOptions & {
    name?: string;
}): void;
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