/**
 * 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 relative time (e.g., "2 days ago")
 * @param dateString - ISO date string or Date object
 * @returns Relative time string
 */
export declare function formatRelativeTime(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 pagination information in a standardized way
 * @param totalItems - Number of items in the current result set
 * @param hasMore - Whether there are more results available
 * @param nextCursor - Cursor for the next page of results
 * @returns Formatted pagination information
 */
export declare function formatPagination(totalItems: number, hasMore: boolean, nextCursor?: 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;
/**
 * Format a numbered list of items
 * @param items - Array of items to format
 * @param formatter - Function to format each item
 * @returns Formatted numbered list
 */
export declare function formatNumberedList<T>(items: T[], formatter: (item: T, index: number) => string): string;
/**
 * Format a raw diff output for display
 *
 * Parses and formats a raw unified diff string into a Markdown
 * formatted display with proper code block syntax highlighting.
 *
 * @param {string} rawDiff - The raw diff content from the API
 * @param {number} maxFiles - Maximum number of files to display in detail (optional, default: 5)
 * @param {number} maxLinesPerFile - Maximum number of lines to display per file (optional, default: 100)
 * @returns {string} Markdown formatted diff content
 */
export declare function formatDiff(rawDiff: string, maxFiles?: number, maxLinesPerFile?: number): string;