/**
 * @fileoverview Formatting utilities for Universal Logger
 */
import type { LogLevel, StackInfo } from '../types/index.js';
export type { OutputFormat } from '../types/index.js';
/**
 * Creates plain text output for any environment
 * No colors, no styling - maximum compatibility
 */
export declare function createPlainOutput(level: LogLevel, message: string, prefix?: string, stackInfo?: StackInfo | null): string;
/**
 * Gets the appropriate log method for the level
 * Uses different console methods for better semantics
 */
export declare function getConsoleMethod(level: LogLevel): 'log' | 'info' | 'warn' | 'error';
/**
 * Create a simple log entry object for handlers
 */
export declare function createLogEntry(level: LogLevel, message: string, args: any[], prefix?: string, stackInfo?: StackInfo | null): {
    timestamp: string;
    level: string;
    prefix: string | undefined;
    message: string;
    args: any[];
    location: {
        file: string;
        line: number;
        column: number;
        function: string | undefined;
    } | undefined;
    raw: any[];
};
/**
 * Format data for table display in plain text
 */
export declare function formatTablePlain(data: any, columns?: string[]): string;
/**
 * Safe object serialization for logging
 */
export declare function safeSerialize(obj: any, maxDepth?: number, currentDepth?: number): any;
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