/**
 * Standardized formatting utilities for consistent output across all CLI and Tool interfaces.
 * These functions should be used by all formatters to ensure consistent formatting.
 */
/**
 * Format a date in a standardized way: YYYY-MM-DD HH:MM:SS UTC
 * @param dateString - ISO date string or Date object
 * @returns Formatted date string
 */
export declare function formatDate(dateString?: string | Date): string;
/**
 * Format a URL as a markdown link
 * @param url - URL to format
 * @param title - Link title
 * @returns Formatted markdown link
 */
export declare function formatUrl(url?: string, title?: string): string;
/**
 * Format a heading with consistent style
 * @param text - Heading text
 * @param level - Heading level (1-6)
 * @returns Formatted heading
 */
export declare function formatHeading(text: string, level?: number): string;
/**
 * Format a list of key-value pairs as a bullet list
 * @param items - Object with key-value pairs
 * @param keyFormatter - Optional function to format keys
 * @returns Formatted bullet list
 */
export declare function formatBulletList(items: Record<string, unknown>, keyFormatter?: (key: string) => string): string;
/**
 * Format a separator line
 * @returns Separator line
 */
export declare function formatSeparator(): string;
/**
 * Truncate content for AI consumption and add guidance if truncated
 *
 * When responses exceed the token limit, this function truncates the content
 * and appends guidance for the AI to either access the full response from
 * the raw log file or refine the request with better filtering.
 *
 * @param content - The formatted response content
 * @param rawResponsePath - Optional path to the raw response file in /tmp/mcp/
 * @returns Truncated content with guidance if needed, or original content if within limits
 */
export declare function truncateForAI(content: string, rawResponsePath?: string | null): string;