import winston from 'winston';
/**
 * Configuration options for InternalLogger
 */
export interface InternalLoggerConfig {
    /**
     * Whether to use JSON format for logging (default: false)
     */
    useJsonFormat?: boolean;
}
/**
 * Context options for child loggers
 */
export interface ChildLoggerContext {
    /**
     * Additional context to include in all log messages
     */
    [key: string]: any;
}
/**
 * Winston-based InternalLogger provides logging capabilities for the Chargebee Apps CLI itself
 * This is separate from the user-facing cb-logger and uses Winston for structured logging
 * Shared implementation for both public and private CLI packages
 */
export declare class InternalLogger {
    private logger;
    private config;
    constructor(config?: InternalLoggerConfig);
    /**
     * Creates a Winston logger instance with appropriate formatting
     * @returns {winston.Logger} The configured Winston logger
     */
    private createWinstonLogger;
    /**
     * Creates JSON format for structured logging
     * @returns {winston.Logform.Format} The JSON format
     */
    protected createJsonFormat(): winston.Logform.Format;
    /**
     * Creates text format for human-readable logging
     * @returns {winston.Logform.Format} The text format
     */
    protected createTextFormat(): winston.Logform.Format;
    /**
     * Logs an informational message
     * @param {...any} args - The message arguments to log
     */
    info(...args: any[]): void;
    /**
     * Logs a warning message
     * @param {...any} args - The message arguments to log
     */
    warn(...args: any[]): void;
    /**
     * Logs an error message
     * @param {...any} args - The message arguments to log
     */
    error(...args: any[]): void;
    /**
     * Logs a debug message
     * @param {...any} args - The message arguments to log
     */
    debug(...args: any[]): void;
    /**
     * Logs a success message (alias for info with success indicator)
     * @param {...any} args - The message arguments to log
     */
    success(...args: any[]): void;
    /**
     * Logs a failure message (alias for error with failure indicator)
     * @param {...any} args - The message arguments to log
     */
    failure(...args: any[]): void;
    /**
     * Creates a child logger with additional context
     * @param {ChildLoggerContext} context - Additional context to include in all log messages
     * @returns {InternalLogger} A new InternalLogger instance with the child context
     */
    child(context: ChildLoggerContext): InternalLogger;
}
export declare const __logger: InternalLogger;